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Toshiba Satellite A70 Maintenance Manual
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Toshiba Satellite A70 Maintenance Manual

Toshiba Satellite A70 Maintenance Manual

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  • Page 1 Toshiba Personal Computer Satellite A70 Maintenance Manual TOSHIBA CORPORATION...
  • Page 2 © 2004 by Toshiba Corporation. All rights reserved. Under the copyright laws, this manual cannot be reproduced in any form without the prior written permission of Toshiba. No patent liability is assumed with respect to the use of the information contained herein.
  • Page 3 Preface This maintenance manual describes how to perform hardware service maintenance for the Toshiba Personal Computer Satellite SATELLITE A70/A75, referred to as the A70 Series in this manual. The procedures described in this manual are intended to help service technicians isolate faulty Field Replaceable Units (FRUs) and replace them in the field.
  • Page 4 Chapter 4 Replacement Procedures describes the removal and replacement of the FRUs. Appendices The appendices describe the following: Handling the LCD module Board layout Pin assignments Keyboard scan/character codes Key layout Screw torque list Reliability Satellite A70 Maintenance Manual...
  • Page 5 Text that you are instructed to type in is shown in the boldface type below: DISKCOPY A: B: The display Text generated by the computer that appears on its display is presented in the type face below: Format complete System transferred Satellite A70 Maintenance Manual...
  • Page 6 Satellite A70 Maintenance Manual...

  • Page 7: Table Of Contents

    Printer Port Troubleshooting ..................2-21 TouchPad Troubleshooting.................... 2-23 2.10 Speaker Troubleshooting ....................2-25 2.11 Optical Drive Troubleshooting ..................2-27 2.12 Modem Troubleshooting....................2-30 2.13 PCMCIA Troubleshooting..................... 2-32 2.14 IEEE 1394 Troubleshooting ..................2-34 2.15 Wireless LAN Troubleshooting..................2-36 Satellite A70 Maintenance Manual...
  • Page 8 Keyboard Test ........................3-15 3.13 Mouse (Pad) Test ......................3-17 3.14 LCD Pixels Mode Test ....................3-19 3.15 Lid Switch Test ......................3-20 3.16 HDD R/W Test .......................3-21 3.17 LAN Test........................3-23 3.18 RTC Test ........................3-25 3.19 CD Control Button Test ....................3-26 viii Satellite A70 Maintenance Manual...
  • Page 9 Touch Pad ........................4-34 4.14 Speakers ......................... 4-36 4.15 System Board ......................... 4-37 4.16 Fan, Heat Sink, & CPU....................4-39 4.17 Display Mask ......................... 4-42 4.18 LCD Module ........................4-44 4.19 FL Inverter Board ......................4-47 Satellite A70 Maintenance Manual...
  • Page 10 Handling the LCD Module..................A-1 Appendix B Board Layout....................... B-1 Appendix C Pin Assignments ....................C-1 Appendix D Keyboard Scan/Character Codes.................D-1 Appendix E Key Layout ......................E-1 Appendix F Series Screw Torque List ..................F-1 Appendix G Reliability ......................G-1 Satellite A70 Maintenance Manual...
  • Page 11 Chapter 1 Hardware Overview...
  • Page 12 1 Hardware Overview 1-ii Satellite A70 Series Maintenance Manual...
  • Page 13 DVD-R/-RW Drive ................... 1-10 1.4.2 DVD-ROM Drive..................1-12 1.4.3 DVD+-R/DVD+-RW Drive ..............1-14 1.4.4 DVD Super Multi Drive................1-15 Power Supply ......................1-16 Batteries ........................1-18 1.6.1 Main Battery....................1-18 1.6.2 RTC battery ....................1-19 Satellite A70 Series Maintenance Manual 1-iii...
  • Page 14 1 Hardware Overview 1-iv Satellite A70 Series Maintenance Manual...

  • Page 15: Features

    1.1 Features 1 Hardware Overview Features The Satellite A70 Series Personal Computer uses extensive Large Scale Integration (LSI), and Complementary Metal-Oxide Semiconductor (CMOS) technology extensively to provide compact size, minimum weight and high reliability. This computer incorporates the following features and benefits: ®...
  • Page 16 An easy-to-use 87-key keyboard provides a numeric keypad overlay for fast numeric data entry or for cursor and page control. It supports software that uses a 101- or 102-key ® enhanced keyboard. Includes one Windows key and one Application key. Satellite A70 Series Maintenance Manual...
  • Page 17 • SM memory capacity support from 4MB to 128MB • MS memory capacity support from 8MB to 256MB • MS Pro memory capacity support from 256MB to 1GB • xD memory capacity support from 4MB to 512MB Universal Serial Bus (USB) Satellite A70 Series Maintenance Manual...
  • Page 18 When system is off, pressing this button will turn on CD Playback mode. Pressing this button again will turn off CD Playback mode. When system is turned on, pressing this button will launch the program which you defined with Programmable Button utility.(The default setting is Windows Media Player) Satellite A70 Series Maintenance Manual...

  • Page 19: System Unit

    • Single or dual channel LVDS panel support up to WXGA panel, resolution with frequency range from 25MHZ to 112MHZ per channel. SMsC LPC 47N217 Super I/O with LPC Interface • PC99a, PC2001 • ACPI 2.0 Compliant Satellite A70 Series Maintenance Manual...
  • Page 20 − Four Analog Line-level Stereo Inputs for LIN_IN, CD, VIDEO, and AUX. − Two Analog Line-level Mono Inputs for Modem and Internal PC Beep. − Dual Stereo Line-level Outputs for LINE_OUT and ALT_LINE _OUT. − Dual Microphone Inputs. − High Quality Differential CD Input. Satellite A70 Series Maintenance Manual...
  • Page 21 • Compliant with SD Host Controller Standard Specification Version 1.0 • Support SD Suspend/Resume Functionality • Support DMA Mode to Minimize CPU Overhead • Support High Speed with the SD Clock Frequency Up to 50Mhz Satellite A70 Series Maintenance Manual...
  • Page 22 1 Hardware Overview 1.2 System Unit • – Contain two 512-byte buffer to maximize the transfer speed • – Support Traffic LED Light • – Support Over Current Protection Satellite A70 Series Maintenance Manual...

  • Page 23: Inch Hard Disk Drive

    The internal HDD is a random access non-volatile storage device. It has a non-removable 2.5- inch magnetic disk and mini-Winchester type magnetic heads. The computer supports a 30 / 40 / 60 / 80GB HDD. Satellite A70 Series Maintenance Manual...

  • Page 24: Removable Drives

    • DVD-ROM drive • CD-RW/DVD-ROM drive • DVD+-R/+-RW drive • DVD Super Multi ddrive 1.4.1 DVD-R/-RW Drive The DVD-R/-RW drive (Toshiba SD-R6112) accommodates either 12cm (4.72-inch) or 8cm (3.15-inch) CDs or DVDs. Read speeds DVD-ROM Maximum 8 times faster rotational speed...
  • Page 25 DVD-RW DVD-R Applicable CD-DA, CD+(E)G, CD-MIDI, CD-TEXT, CD-ROM, CD-ROM XA, CD-I, CD-I Bridge (Photo-CD, Video-CD) Multisession CD (Phto-CD, CD-EXTRA, CD-R, Read Disc: CD-RW, Portfolio), CD-R, CD-RW DVD-ROM [DVD-5, DVD-9, DVD-10, DVD-18] DVD-R DVD-RW DVD-RAM Satellite A70 Series Maintenance Manual 1-11...

  • Page 26: Dvd-Rom Drive

    1 Hardware Overview 1.4 Removable Drives 1.4.2 DVD-ROM Drive The DVD-ROM drive (Toshiba SD-C2612 or Matsushita SR-8177) accommodates either 12cm (4.72-inch) or 8cm (3.15-inch) CDs or DVDs. Transfer rates Matsushita SR-8177: The DVD-ROM drive is able to read CD-ROM, CD-R data at 10.3X to 24X CAV mode speed and CD-RW data at 5.1X to 12X CAV mode speed.
  • Page 27 1.4 Removable Drives 1 Hardware Overview CD-RW/DVD-ROM Drive The CD-RW/DVD-ROM combo drive (Toshiba SD-R2412 or TEAC DW-224E-85) is capable of driving either 12cm (4.72-inch) or 8cm (3.15-inch) DVDs and CDs without using an adaptor. Read speeds DVD-ROM Maximum 8 times faster rotational speed...

  • Page 28: Dvd+-R/Dvd+-Rw Drive

    1 Hardware Overview 1.5 Power Supply 1.4.3 DVD+-R/DVD+-RW Drive The CD-RW/DVD-ROM combo drive (Toshiba SD-R2412 or TEAC DW-224E-85) is capable of driving either 12cm (4.72-inch) or 8cm (3.15-inch) DVDs and CDs without using an adaptor. Read speeds DVD-ROM Maximum 8 times faster rotational speed...

  • Page 29: Dvd Super Multi Drive

    1.5 Power Supply 1 Hardware Overview 1.4.4 DVD Super Multi Drive The CD-RW/DVD-ROM combo drive (Toshiba SD-R2412 or TEAC DW-224E-85) is capable of driving either 12cm (4.72-inch) or 8cm (3.15-inch) DVDs and CDs without using an adaptor. Read speeds DVD-ROM...

  • Page 30: Power Supply

    The EC controls the following two kinds of LED DC IN LED (one color: green) • Green = indicates AC adaptor is connected Battery LED (two colors: orange and green) • Green solid = The battery is fully charged. 1-16 Satellite A70 Series Maintenance Manual...
  • Page 31 When a new battery is installed, the EC communicates with the E PROM in the battery to read information of the newly installed battery. 10. Battery capacity calculation The EC reads battery remaining and percentage capacity from the battery through SMBus. Satellite A70 Series Maintenance Manual 1-17...

  • Page 32: Batteries

    The times required for charges are listed in the table below. Status Charging time Normal charge (power on) 12 hours or longer Quick charge (power off) About 4 hours 1-18 Satellite A70 Series Maintenance Manual...

  • Page 33: Rtc Battery

    RTC battery. The RTC battery is charged by the adaptor or main battery, while the computer is powered on. Status Time Charging Time (power on) About 48 hours Data preservation period (full charge) 2 month Satellite A70 Series Maintenance Manual 1-19...
  • Page 34 1 Hardware Overview 1.6 Batteries 1-20 Satellite A70 Series Maintenance Manual...
  • Page 35 Chapter 2 Troubleshooting Procedures...
  • Page 36 2 Troubleshooting Procedures 2-ii Satellite A70 Series Maintenance Manual...
  • Page 37 2-21 TouchPad Troubleshooting..................2-23 2.10 Speaker Troubleshooting ..................2-25 2.11 Optical Drive Troubleshooting ................2-27 2.12 Modem Troubleshooting..................2-30 2.13 PCMCIA Troubleshooting..................2-32 2.14 IEEE 1394 Troubleshooting ..................2-34 2.16 Wireless LAN Troubleshooting................2-36 Satellite A70 Series Maintenance Manual 2-iii...
  • Page 38 Figure 2-11 Modem troubleshooting process ..............2-30 Figure 2-12 PCMCIA troubleshooting process..............2-32 Figure 2-13 IEEE 1394 troubleshooting process .............2-34 Figure 2-14 Wireless LAN troubleshooting process............2-36 Tables Table 2-1 Battery LED ......................2-8 Table 2-2 DC-IN LED .......................2-9 2-iv Satellite A70 Series Maintenance Manual...

  • Page 39: Troubleshooting Introduction

    8. Cleaning kit for optical drive troubleshooting 9. Multimeter 10. External monitor 11. USB compatible keyboard 12. Multimedia sound system with line-in and line-out ports 13. Headphones 14. USB test module and USB cable 15. Music CD Satellite A70 Series Maintenance Manual...

  • Page 40: Troubleshooting Flowchart

    Ask the user if a password is registered and, if it is, ask him or her to enter the password. Verify with the customer that Toshiba Windows XP is installed on the hard disk. Operating systems that were not preinstalled by Toshiba can cause the computer to malfunction.

  • Page 41: Figure 2-1 Troubleshooting Flowchart (1/2)

    R u n C M 1 6 5 .E X E a n d se le c t th e H A R D D IS K ite m . Y es Figure 2-1 Troubleshooting flowchart (1/2) Satellite A70 Series Maintenance Manual...

  • Page 42: Figure 2-1 Troubleshooting Flowchart (2/2)

    After confirming which diagnostics test has detected Is an error detected by any of the an error, perform the diagnostics tests? appropriate procedure as outlined below. System is normal Figure 2-1 Troubleshooting flowchart (2/2) Satellite A70 Series Maintenance Manual...
  • Page 43 6. If an error is detected by the audio test, perform the Speaker Troubleshooting procedures in Section 2.10 and the Optical Drive Troubleshooting Procedures in Section 2.12. 7. If an error is detected by the modem test, perform the Modem Troubleshooting Procedures in Section 2.12. Satellite A70 Series Maintenance Manual...
  • Page 44 6. If an error is detected when using the IEEE1394 device, perform the IEEE1394 device Troubleshooting procedures in Section 2.14. 7. If an error is detected when using the Wireless LAN, perform the Wireless LAN Troubleshooting procedures in Section 2.15. Satellite A70 Series Maintenance Manual...

  • Page 45: Figure 2-2 Power Supply Troubleshooting Process

    Y es com puter on? (P rocedure 4) P erform internal connection A re the internal power check connections secure? (P rocedure 5) R eplace system board E N D Figure 2-2 Power Supply Troubleshooting Process Satellite A70 Series Maintenance Manual...

  • Page 46: Table 2-1 Battery Led

    The system is (LED on for 1 second protected and cannot be re-powered on every 2 seconds) without the AC power connected. Amber color off Battery not in low or critical low state; It’s in discharging state Satellite A70 Series Maintenance Manual...

  • Page 47: Table 2-2 Dc-In Led

    A faulty adaptor may not supply power or may not charge the battery. Perform Check 1. Check 1 Connect a new AC adaptor. If the problem is not resolved, go to Check 2. Check 2 Insert a new battery. If the problem is still not resolved, go to Procedure 3. Satellite A70 Series Maintenance Manual...
  • Page 48 • If the battery LED does not light, go to Check 6. Check 6 Make sure the battery pack is installed in the computer correctly. If the battery is properly installed and the battery LED still does not light, go to Procedure 4. 2-10 Satellite A70 Series Maintenance Manual...

  • Page 49: Procedure 5 Replacement Check

    Make sure that the battery cable is firmly connected to the system board. If it is connected firmly, go to Check 3. Check 3 The system board may be damaged. Replace it with a new one following the instructions in Chapter 4. Satellite A70 Series Maintenance Manual 2-11...

  • Page 50: Figure 2-3 Display Troubleshooting Process

    ( P r o c e d u r e 3 ) R e p la c e s y s te m b o a r d E N D Figure 2-3 Display troubleshooting process 2-12 Satellite A70 Series Maintenance Manual...
  • Page 51 Refer to Chapter 3, Tests and Diagnostics for details. If an error is detected, go to Procedure 3. If an error is not detected, the display is functioning properly. Satellite A70 Series Maintenance Manual 2-13...
  • Page 52 Check 5. Check 5 Replace the CPU with another of the same specifications. If the problem still exists, perform Check 6. Check 6 The system board may be damaged. Replace it with a new one. 2-14 Satellite A70 Series Maintenance Manual...

  • Page 53: Figure 2-4 Keyboard Troubleshooting Process

    ( P r o c e d u r e 3 ) R e p la c e s y s te m b o a r d E N D Figure 2-4 Keyboard troubleshooting process Satellite A70 Series Maintenance Manual 2-15...

  • Page 54: Procedure 1 External Keyboard Check

    The keyboard may be damaged. Replace it with a new one following the instructions in Chapter 4. If the problem still exists, perform Check 3. Check 3 The system board may be damaged. Replace it with a new one following the instructions in Chapter 4. 2-16 Satellite A70 Series Maintenance Manual...

  • Page 55: Figure 2-5 External Usb Device Troubleshooting Process

    R e p la c e s y s te m b o a r d ( P r o c e d u r e 2 ) E N D Figure 2-5 External USB device troubleshooting process Satellite A70 Series Maintenance Manual 2-17...
  • Page 56 Go to Procedure 2. Procedure 2 Replace system board If the error persists, the system board may be damaged. Replace it with a new one following the instructions in Chapter 4. 2-18 Satellite A70 Series Maintenance Manual...

  • Page 57: Figure 2-6 Tv-Out Troubleshooting Process

    T V fu n c tio n in g o k ? s e t Y e s R e p la c e s y s te m b o a r d E N D Figure 2-6 TV-out troubleshooting process Satellite A70 Series Maintenance Manual 2-19...
  • Page 58 Try connecting a different television to the computer. If the replacement television works, the original set may be damaged. If the replacement set does not work the system board may be damaged. Replace it with a new one following the instructions in Chapter 4. 2-20 Satellite A70 Series Maintenance Manual...

  • Page 59: Figure 2-7 Printer Port Troubleshooting Process

    Perform print port loopback check (Procedure 2) Print port is not Was a print port faulty continue problem detected? troubleshooting refer to Figure 2.1 Replace system board (Procedure 3) Figure 2-7 Printer port troubleshooting process Satellite A70 Series Maintenance Manual 2-21...
  • Page 60 If the replacement printer does not work either, or the original printer functions normally on a different computer, go to Procedure 3. Procedure 3 Replace system board The system board may be damaged. Replace it with a new one following the instructions in Chapter 4. 2-22 Satellite A70 Series Maintenance Manual...

  • Page 61: Figure 2-8 Touchpad Troubleshooting Process

    2.9 Touch Pad Troubleshooting 2 Troubleshooting Procedures TouchPad Troubleshooting START TouchPad connection check (Procedure 1) TouchPad replacement check (Procedure 2) Replace system board Figure 2-8 TouchPad troubleshooting process Satellite A70 Series Maintenance Manual 2-23...
  • Page 62 The TouchPad unit or FPC may be defective or damaged. Replace each with a new one following the steps in Chapter 4. If the FDD is still not functioning properly, replace the system board with a new one following the steps in Chapter 4. 2-24 Satellite A70 Series Maintenance Manual...

  • Page 63: Figure 2-9 Speaker Troubleshooting Process

    - see Figure 2-1 Perform earphone test (Procedure 2) Do earphones function correctly? Perform connection check (Procedure 3) Perform replacement check (Procedure 4) Replace system board Figure 2-9 Speaker troubleshooting process Satellite A70 Series Maintenance Manual 2-25...

  • Page 64: Procedure 3 Connection Check

    If the stereo speakers don't sound properly, the stereo speakers may be defective or damaged. Replace them with new ones. If the stereo speakers still do not work properly, try replacing in turn the audio board and system board. 2-26 Satellite A70 Series Maintenance Manual...
  • Page 65 Chapter 3 Tests and Diagnostics...
  • Page 66 3. Tests and Diagnostics 3-ii Satellite A70 Series Maintenance Manual...
  • Page 67 LCD Pixels Mode Test ....................3-19 3.15 Lid Switch Test ......................3-20 3.16 HDD R/W Test ......................3-21 3.17 LAN Test ........................3-23 3.18 RTC Test........................3-25 3.19 CD Control Button Test ....................3-26 Satellite A70 Series Maintenance Manual 3-iii...
  • Page 68 3. Tests and Diagnostics 3-iv Satellite A70 Series Maintenance Manual...

  • Page 69: The Diagnostic Test

    A formatted working diskette for the floppy disk drive test (Floppy Disk Drive Test) A data CD disc (CD-ROM Test) A LAN loopback connector (LAN Test) IEEE1394 Link Cable The following sections explain how to execute the Test & Diagnostic Program and detail the tests within the program. Satellite A70 Series Maintenance Manual...

  • Page 70: Executing The Diagnostic Test

    3.2 Executing the Diagnostic Test Executing the Diagnostic Test Toshiba MS-DOS is required to run the DIAGNOSTICS PROGRAM. To start the DIAGNOSTIC PROGRAM, follow these steps: 1. Insert the diagnostics diskette #1 in the floppy disk drive and turn on the computer. (The diagnostics diskette contains the MS-DOS boot files.) And then follow the instructions to...
  • Page 71 3.2 Executing the Diagnostic Test 3. Tests and Diagnostics The below display will show up at the beginning of T&D program If the test result passes, the following display will show up: Satellite A70 Series Maintenance Manual...
  • Page 72 If an error is detected and a test fails, the following message displays: Then press any key for next actions – the below display presented if copying test log file onto diskette is necessary. This action will be executed when “Y” key pressed. Satellite A70 Series Maintenance Manual...
  • Page 73 And then it will check if it’s necessary to leave this program. Program will quit when “Y” key pressed and it will go back main menu for next test if “N” key pressed. NOTE: Press Pause to pause a test and Enter to resume. Satellite A70 Series Maintenance Manual...

  • Page 74: Config Check Test

    NOTE: To execute this test, you must input unit Part Number as “Uppercase Character”. Then it will show its configuration is correct (in green color) or failed (in color). The screen should display as below, indicating whether the test is passed or failed after comparison. Satellite A70 Series Maintenance Manual...

  • Page 75: Dmi Check Test

    It needs to input unit Part Number by manual, then show this unit DMI information and makes comparison with SKU data. NOTE: To execute this test, you must input unit Part Number as “Uppercase Character”. The screen should display as below, indicating whether the test is passed or failed after comparison. Satellite A70 Series Maintenance Manual...

  • Page 76: Pio Loopback Test

    - including Pattern test, Data Pin test, Control register test & Control pin/ Status pin test. NOTE: Remember to connect a PIO loopback connector to the computer's printer port before test begins. The screen should display as below, indicating whether the test is passed or failed when finished. Satellite A70 Series Maintenance Manual...

  • Page 77: Ieee 1394 Test

    3. Make sure the machines are firmly connected by the IEEE 1394 transmission line 4. Execute 1394M.bat on the computer 5. Select the IEEE 1394 transmission test for the test device 6. Start data transmission and complete check Satellite A70 Series Maintenance Manual...

  • Page 78: Speaker Audio Test

    OK within 3 times “Beep” sound generated. NOTE: Remember to tune up the volume as “Maximum” before this test starts. The screen should display as below, indicating whether the test is passed or failed after the question. 3-10 Satellite A70 Series Maintenance Manual...

  • Page 79: Fan On/Off Test

    The computer will stop the fan working after any key pressed. Listen to check if the fan is “OFF” – it means no rotating sound. The screen should display as below, indicating whether the test is passed or failed after the question. Satellite A70 Series Maintenance Manual 3-11...

  • Page 80: Main Battery Charge Test

    Remain charge capacity (0 ~ 100%) Charge function (PASS/FAIL) - “Battery Is Full” showed when “remain charge capacity” is 100% The screen should display as below, indicating whether the test is passed or failed when finished. 3-12 Satellite A70 Series Maintenance Manual...

  • Page 81: Fdd Test

    NOTE: The write-protected device of this formatted diskette should be “Disable”. The subtests run automatically. NOTE: Press “Esc” key can skip the current subtest. The screen should display as below, indicating whether the subtests pass or fail when finished. Satellite A70 Series Maintenance Manual 3-13...

  • Page 82: Cd-Rom Test

    Each item can be chosen by manual. When each test item finished, the CD-ROM tray will open. Check whether the tray can open automatically. NOTE: Press “Esc” key can skip the current subtest. The screen should display as below, indicating whether the subtests pass or fail when finished. 3-14 Satellite A70 Series Maintenance Manual...

  • Page 83: Keyboard Test

    NOTE: The “Fn” key cannot be tested in the keyboard test. To determine whether the “Fn” key is working correctly, press “Fn+F6 ” or “Fn+F7 ” keys to check if LCD display brightness change gradually. Satellite A70 Series Maintenance Manual 3-15...
  • Page 84 Pressing a key also reveals that key’s scan codes in the upper right hand corner of the screen. When the key is depressed, its make code is displayed. When the key is released, the break code is shown. 3-16 Satellite A70 Series Maintenance Manual...

  • Page 85: Mouse (Pad) Test

    The Touch Pad button subtest allows users to test their Touch Pad buttons. If the buttons are clicked, the cursors should appear in the corresponding box of the button figure that is displayed on the screen as below. Satellite A70 Series Maintenance Manual 3-17...
  • Page 86 It will indicate whether the subtests pass or fail after three questions. NOTE: The above figure has three compartments although the Touch Pad installed may only have two buttons. In this case, the central compartment in the figure does not correspond to any button. 3-18 Satellite A70 Series Maintenance Manual...

  • Page 87: Lcd Pixels Mode Test

    - including 320*200 (4/16/256 colors), 640*200 (2/16 colors), 640*350 (2/16 colors), 640*480 (2/16/256 colors), 800*600 (256 colors) and 1024*768 (256 colors). The screen should display as below, indicating whether the test is passed or failed after the question. Satellite A70 Series Maintenance Manual 3-19...

  • Page 88: Lid Switch Test

    Follow below steps to run this test: 1. Close the LCD cover. 2. Heard 3 “Beep” sound happened during LCD closed. 3. Open the LCD. Then it will indicate whether the test is passed or failed. 3-20 Satellite A70 Series Maintenance Manual...

  • Page 89: Hdd R/W Test

    3.16 HDD R/W Test The HDD R/W test allows the user to test aurally HDD read/write function. For data security concern, it is necessary to input password - “TOSHIBA” before HDD write test starts. The HDD test includes three subtests of the: 1.
  • Page 90 NOTE: Press “Ctrl + Break” keys can terminate the current subtest. The screen should display as previous picture, indicating whether the subtest is passed or failed when finished. NOTE: The AC adaptor should be connected to successfully run this test. 3-22 Satellite A70 Series Maintenance Manual...

  • Page 91: Lan Test

    The LAN test includes two subtests of the: 1. Speed100 including Ethernet_802.2, Ethernet_II, Ethernet_SNAP and Ethernet_802.3. All test items are in LSB mode. 2. Speed10 including Ethernet_802.2 in LSB mode. The subtests run automatically. Satellite A70 Series Maintenance Manual 3-23...
  • Page 92 3. Tests and Diagnostics 3.17 LAN Test The screen should display as below, indicating whether the subtests pass or fail when finished. 3-24 Satellite A70 Series Maintenance Manual...

  • Page 93: Rtc Test

    Checks the computer’s RTC (Real Time Clock) and calendar functions by comparing the DOS and CMOS values. The test runs automatically. The screen should display as below, indicating whether the test is passed or failed when finished. Satellite A70 Series Maintenance Manual 3-25...

  • Page 94: Cd Control Button Test

    Press each of the buttons on the front panel in turn. A yellow bar will appear on the relevant section of the figure if the button passes the test. Press Esc to quit the test. 3-26 Satellite A70 Series Maintenance Manual...
  • Page 95 Chapter 4 Replacement Procedures...
  • Page 96 4 Replacement Procedures 4-ii Satellite P10 PSP13*/16* Series Maintenance Manual...
  • Page 97 4 Replacement Procedures Chapter 4 Contents General..........................4-1 Battery..........................4-7 PC Card..........................4-9 HDD..........................4-11 Optical Drive Module ....................4-13 Optical Drive........................4-15 Wireless LAN Unit ......................4-17 Expansion Memory......................4-20 Keyboard........................4-23 4.10 Modem ........................... 4-26 4.11 Display Assembly ......................4-28 4.12 Touch Cover........................

  • Page 98: Figure

    4 Replacement Procedures Figures Figure 4-1 Removing the battery pack ...................4-7 Figure 4-2 Pressing the eject button ..................4-9 Figure 4-3 Installing the PC Card ..................4-10 Figure 4-4 HDD ........................4-11 Figure 4-5 Removing the HDD door ..................4-11 Figure 4-6 Removing the optical drive module ..............4-13 Figure 4-7 Removing the optical drive bracket ..............4-15 Figure 4-8...

  • Page 99: General

    Refer to the example on the following page. Battery pack Keyboard Wireless LAN Expansion Memory Module Modem Display Assembly Top Cover Display Mask LCD Module System Board Direct Play Speakers Touch Pad Fan & Heat Sink Button Board FL Inverter Board Satellite A70 Series Maintenance Manual...
  • Page 100 Always starts the disassembly process by removing the battery pack. Battery pack Keyboard Wireless LAN Expansion Memory Module Modem Display Assembly Top Cover Display Mask LCD Module System Board Direct Play Speakers Touch Pad Fan & Heat Sink Button Board FL Inverter Board Satellite A70 Series Maintenance Manual...
  • Page 101 DANGER: Always use the lithium ion battery pack or backup battery that is authorized by Toshiba or compatible with the unit. Since other battery packs have different specifications, they may be incompatible with the unit, and may burst or explode.
  • Page 102 The computer contains many sharp edges and corners, so be careful not to injure yourself. 10. After you have replaced an FRU, make sure the computer is functioning properly by performing the appropriate test on the FRU you have fixed or replaced. Satellite A70 Series Maintenance Manual...
  • Page 103 FRU. After installing an FRU in the computer, confirm that the FRU and the computer are functioning properly. Satellite A70 Series Maintenance Manual...
  • Page 104 Tweezers, to lift out screws that you cannot grasp with your fingers. ESD mats for the floor and the table you are working on. ESD wrist strap or heel grounder. Anti-static carpeting or flooring. Air-ionizers in highly static sensitive areas. Satellite A70 Series Maintenance Manual...

  • Page 105: Battery

    Unlock the battery double lock and slide the battery bay latch to release the battery pack. Then you can remove it from the bay. Figure 4-1 Removing the battery pack NOTE: For environmental reasons, do not throw away a spent battery pack. Please return spent battery packs to Toshiba. Satellite A70 Series Maintenance Manual...
  • Page 106 WARNING: The battery is a lithium ion battery and can explode if not properly replaced, used, handled or disposed of. Use only batteries recommended by Toshiba as replacements. Slide the battery pack into the battery bay. The battery bay latch will click automatically.

  • Page 107: Pc Card

    2. Push the eject button once more to pop the PC Card out slightly. 3. Grasp the PC Card and remove it. 4. Push the eject button back into place, if necessary. Figure 4-2 Pressing the eject button Satellite A70 Series Maintenance Manual...
  • Page 108 To install the PC Card, follow the steps below and refer to the figures in the preceding section. Make sure the eject button does not stick out. Insert the PC Card and press gently to ensure a firm connection. Figure 4-3 Installing the PC card 4-10 Satellite A70 Series Maintenance Manual...
  • Page 109 Follow the steps below to remove HDD module: Turn the computer upside down Remove two black M2.5x5 screws to release the HDD door. Pull out the tab to remove the HDD unit. Figure 4-5 Removing the HDD door Satellite A70 Series Maintenance Manual 4-11...
  • Page 110 Seat the HDD in the HDD case and bracket, and secure it with four M3×3 silver screws. Insert the HDD unit into the HDD slot. Secure the HDD door with two black M2.5x5 screws. 4-12 Satellite A70 Series Maintenance Manual...

  • Page 111: Optical Drive Module

    Turn the computer upside down. Follow the steps above to remove the HDD unit. Remove one M2.5x8 screw and slide the optical drive module from the bay. Figure 4-6 Removing the optical drive module Satellite A70 Series Maintenance Manual 4-13...
  • Page 112 1. Slide the device into the optical drive module bay. Use one M2.5x8 screw to secure it in position. 2. Slide HDD into the HDD bay. 3. Replace the HDD door and use two black M2.5x5 screws to secure it in position. 4-14 Satellite A70 Series Maintenance Manual...

  • Page 113: Optical Drive

    To disassemble the optical drive, first remove the drive from its module bay, then follow the steps below. Remove one M2.5x8 screw and slide the optical drive module from the bay. Remove two M2x3 screws from the bracket plate. Remove the bracket plate. Figure 4-7Removing the optical drive bracket Satellite A70 Series Maintenance Manual 4-15...
  • Page 114 1. Position the optical drive bracket plate to the rear panel of optical drive. 2. Secure the optical drive bracket plate with two black M2×3 screws. 3. Install the optical drive module into the bay and secure with one M2.5x8 screw. 4-16 Satellite A70 Series Maintenance Manual...

  • Page 115: Wireless Lan Unit

    Lift off the wireless LAN compartment cover. Remove the embedded screw M2.5x5 securing Mini PCI bracket. Detach the two ends of the wireless LAN antenna. M2.5X5 Figure 4-8 Removing the mini PCI bracket Satellite A70 Series Maintenance Manual 4-17...
  • Page 116 Grasp the wireless LAN unit and pull it out. Figure 4-9 Removing the wireless LAN unit CAUTION: Do not touch the connectors on the wireless LAN unit or on the computer. Debris on the connectors may cause malfunction. 4-18 Satellite A70 Series Maintenance Manual...
  • Page 117 Use the screw M2.5x5 to secure the Mini PCI bracket. Seat the wireless LAN compartment cover and secure it with the embedded security screw. Satellite A70 Series Maintenance Manual 4-19...

  • Page 118: Expansion Memory

    Push the latches to the outside to release the module. A spring will force one end of the module up. Grasp the module and pull it out. Seat the cover and secure its screws. Replace the battery. Latch Figure 4-10 Removing the expansion memory 4-20 Satellite A70 Series Maintenance Manual...
  • Page 119 Slide your fingernail or a thin object under the cover and lift it off. Figure 4-11 Removing the expansion memory cover Fit the module's connectors into the computer's connectors at about a 45 degree angle and press the module carefully to ensure a firm connection. Satellite A70 Series Maintenance Manual 4-21...
  • Page 120 4 Replacement Procedures Push the module down so it lies flat. Latches on either side will click into place to secure the module. Figure 4-12 Installing the expansion memory 4-22 Satellite A70 Series Maintenance Manual...

  • Page 121: Keyboard

    1. Open the display panel. 2. Insert a thin tool into the gap between the strip cover and keyboard to lever the strip cover up and then release the strip cover. Figure 4-13 Removing the strip cover Satellite A70 Series Maintenance Manual 4-23...
  • Page 122 3. Remove two M2.5×3 black screws securing the keyboard. Figure 4-14 Removing the keyboard 4. Lift the keyboard out and place over the display hinges, revealing the keyboard cable. 5. Disconnect the keyboard cable and remove the keyboard. 4-24 Satellite A70 Series Maintenance Manual...
  • Page 123 1. Connect the keyboard cable to the system board. 2. Set the keyboard in place and secure it with two M2.5x3 black screws. 3. Set the strip cover and press down to secure the strip cover latches engage. Satellite A70 Series Maintenance Manual 4-25...

  • Page 124: Modem

    1. Remove two black M2.5x3 screws securing the modem module 2. Carefully lift the unit off its connector 3. Disconnect the modem cable from the modem module. Figure 4-16 Removing the modem module 4-26 Satellite A70 Series Maintenance Manual...
  • Page 125 1. Fit the modem onto its connector and secure it with two black M2.5x3 screws. 2. Connect the modem cable to the modem module. 3. Replace the keyboard and strip cover as mentioned in 4.9 Keyboard. Satellite A70 Series Maintenance Manual 4-27...

  • Page 126: Display Assembly

    1. Remove the strip cover and then remove the two black screws M2.5x3 securing the keyboard. 2. Disconnect the LCD power cable from the top chassis. 3. Remove one M2.5x3 black screw securing LCD display cable then unplug the cable. 4-28 Satellite A70 Series Maintenance Manual...
  • Page 127 5. Remove two M2.5x8 black screws from each hinge and two black M2.5x8 black screws from the computer’s back side which help hold the display assembly in place. 6. Lift the display assembly from the computer’s chassis. Satellite A70 Series Maintenance Manual 4-29...
  • Page 128 Feed the wireless LAN module’s antennae wires through the small hole beside the LCD display cable connector. Connect the LCD power cable to the top chassis. Connect the LCD display cable and secure it with one M2.5x3 black screw. Reinstall the keyboard and wireless LAN module. 4-30 Satellite A70 Series Maintenance Manual...

  • Page 129: Top Cover

    2. Detach the upper FFC cable and two speaker cables on the top chassis. 3. Remove the two black M2.5x8 screws securing the system board. 4. Turn the computer upside down and remove the following sixteen screws: Satellite A70 Series Maintenance Manual 4-31...
  • Page 130 4 Replacement Procedures M2.5X3 M2.5X8 M2.5X8 M2.5X8 M2.5X8 M2.5X8 Figure 4-20 Removing the top cover-2 5. Turn the computer upright to lift off the top cover. 4-32 Satellite A70 Series Maintenance Manual...
  • Page 131 Seat the top cover and secure the upper FFC cable and two speaker cables to the computer’s top chassis. Secure the top cover with five black M2.5x8 and one M2.5x3 black screws. Turn the computer upside down and secure the sixteen screws. Satellite A70 Series Maintenance Manual 4-33...

  • Page 132: Touch Pad

    2. Remove one M2.5x3 screw securing the Track Pad Bracket. Lift out the Track Pad Bracket. 3. Remove twoM2.5x3 silver screws securing the LED PCB board. Lift it out. Figure 4-21 Removing the touch pad 4-34 Satellite A70 Series Maintenance Manual...
  • Page 133 2. Secure the LED PCB board with two M2.5x3 silver screws. 3. Secure Track Pad Bracket with one M2.5x3 screw. 4. Connect the Touch Pad LED board FFC cable to the Touch Pad. Satellite A70 Series Maintenance Manual 4-35...

  • Page 134: Speakers

    1. Seat each speaker. The speaker cases are marked with L (left) and R (right). 2. Secure each speaker with two M2x3 screws. 3. Attached the left- and right-side speaker cables to the system board. 4. Reassemble the rest of the computer. 4-36 Satellite A70 Series Maintenance Manual...

  • Page 135: System Board

    Figure 4-23 Removing the system board-1 2. Remove the two or four silver screws securing the system board to the backside. Figure 4-24 Removing the system board-2 3. Remove the system board from the chassis. Satellite A70 Series Maintenance Manual 4-37...
  • Page 136 To install the system board, follow the steps below and refer to the figures in the preceding section. 1. Seat the system board in the chassis and secure it with two black M2.5x8 screws. 2. Reassemble the computer. 4-38 Satellite A70 Series Maintenance Manual...

  • Page 137: Fan, Heat Sink, & Cpu

    Turn the system board upside down and remove the four embedded security screws securing the fan module. Remove the two fan connectors from the system board. Then you can remove the fan module. Figure 4-25 Removing the fan module Satellite A70 Series Maintenance Manual 4-39...
  • Page 138 Turn the cam on the CPU socket with a flat-blade screwdriver so that the notch on the cam is aligned with the open side of the CPU socket to unlock the CPU. Gently lift out the CPU. Figure 4-27 Removing the CPU 4-40 Satellite A70 Series Maintenance Manual...
  • Page 139 Seat the heat sink over the CPU and secure with four screws in the order indicated on the heat sink. Seat the fan module and secure with four embedded screws. Attach the two fan connectors. Satellite A70 Series Maintenance Manual 4-41...

  • Page 140: Display Mask

    Start with the four snaps at the top of the display mask. Continue unsnapping the display mask along the two sides and the bottom edge to remove display. Figure 4-28 Removing the display mask 4-42 Satellite A70 Series Maintenance Manual...
  • Page 141 To install the display mask, follow the steps below and refer to the figures in the preceding section. Seat the display mask and secure the snaps on each side. Secure the display mask with two M2.5x5 screws at the bottom inner corner. Cover the secured screws with mask seals. Satellite A70 Series Maintenance Manual 4-43...

  • Page 142: Lcd Module

    Remove two M2x3 black screws securing the LCD cable and FL inverter board. Disconnect the LCD cable from the FL inverter board. Remove two M2.5x5 black screws securing the LCD module bracket to LCD cover. Figure 4-29 Removing the LCD module-1 4-44 Satellite A70 Series Maintenance Manual...
  • Page 143 FL inverter board M2X3 Figure 4-30 Removing the LCD module-2 Remove the LCD module. NOTE: If the LCD module malfunctions, remove the LCD cable and LCD bracket. Then replace the whole LCD module unit. Satellite A70 Series Maintenance Manual 4-45...
  • Page 144 3. Seat the LCD module in the display assembly with the LCD module bracket and six M2x3 black screws. Secure the LCD module with M2.5x5 black screws. 4. Secure two M2x3 black screws holding the left HV cable and FL inverter board in place. 4-46 Satellite A70 Series Maintenance Manual...

  • Page 145: Fl Inverter Board

    To install the FL inverter board, follow the steps below and refer to the figure in the preceding section.. Secure one M2x3 black screw connecting the FL inverter board to the LCD display assembly. Reassemble the computer. Satellite A70 Series Maintenance Manual 4-47...

  • Page 146: Appendices

    Appendices...
  • Page 147 Appendices App-ii Satellite P10 Series Maintenance Manual...

  • Page 148: Appendix A Handling The Lcd Module

    Appendix Contents Appendix A Handling the LCD Module................A-1 Appendix B Board Layout..................... B-1 System Board (FRDSY*) Bottom View................. B-1 System Board (FRDSY*) Top View ................B-2 Appendix C Pin Assignments ....................C-1 JP23/JP24 SODIMM I/F (200-PIN) ................C-1 JP1/JP2 LCD I/F (22-pin) ....................C-5 JP14 RGB I/F (15-pin)....................

  • Page 149: Appendix A Handling The Lcd Module

    LCD cover before securing the module with screws. Do not force the module into place, because stress can affect its performance. Note: The panel’s polarized surface is easily scarred, so handle it carefully. Satellite A70 Series Maintenance Manual...
  • Page 150 Do not apply cleanser directly to the panel. Cleaner 4. If water or other liquid is left on the panel’s surface for a long period, it can change the screen’s tint or stain it. Be sure to quickly wipe off any liquid. Satellite A70 Series Maintenance Manual...
  • Page 151 5. Glass is used in the panel, so be careful not to drop it or let it strike a hard object, which could cause breakage or cracks. 6. CMOS-LSI circuits are used in the module, so guard against damage from electrostatic discharge. Be sure to wear a wrist or ankle ground when handling the module. Satellite A70 Series Maintenance Manual...
  • Page 152 8. Do not store the module at temperatures below specifications. Cold can cause the liquid crystals to freeze, lose their elasticity or otherwise suffer damage. 9. Do not disassemble the LCD module. Disassembly can cause malfunctions. Satellite A70 Series Maintenance Manual...
  • Page 153 10. If you transport the module, do not use packing material that contains epoxy resin (amine) or silicon glue (alcohol or oxime). These materials can release gas that can damage the panel’s polarization. Satellite A70 Series Maintenance Manual...
  • Page 154 Satellite A70 Series Maintenance Manual...

  • Page 155: Appendix F Series Screw Torque List

    Appendices US-INTE_ALPS Keyboard..................... E-4 Greece(GR) Keyboard..................... E-5 E.10 France (FR) Keyboard..................... E-5 E.11 Chinese (CH) Keyboard ....................E-6 E.12 Swissc-Darfon Keyboard ....................E-6 E.13 IT new Keyboard......................E-7 Appendix F Series Screw Torque List .................. F-1 Appendix G Reliability ......................G-1 App-iv Satellite P10 Series Maintenance Manual...
  • Page 156 Figures Figure B-1 System board (FRDSY*) layout (Bottom) ............B-1 Figure B.2 System board (FRDSY*) layout (Top) ............... B-2 Figure E-1 US keyboard......................E-1 Figure E-2 UK keyboard......................E-1 Figure E-3 SP keyboard ......................E-2 Figure E-4 JA keyboard ......................E-2 Figure E-5 KO keyboard......................E-3 Figure E-6 CF keyboard......................E-3 Figure E-7...
  • Page 157 Appendices Tables Table B-1 System board ICs (top and bottom)..............B-3 Table B-2 System board connectors (top and bottom)............B-4 Table C-1 SODIMM I/F pin assignments (200-PIN)............C-1 Table C-2 LCD I/F pin assignments (22-pin)............... C-5 Table C-3 RGB I/F pin assignments (15-pin) ..............C-6 Table C-4 HDD I/F pin assignments (44-pin)..............

  • Page 158: Appendix B Board Layout

    Appendix B Appendix B Board Layout B.1 System Board (FRDSY*) Bottom View JP27 JP10 JP13 JP19 JP12 JP23 PJP2 JP24 PJP1 Figure B-1 System board (FRDSY*) layout (Bottom) Satellite A70 Series Maintenance Manual...
  • Page 159 B.2 System Board (FRDSY*) Top View JP16 JP17 JP14 JP26 JP21 JP22 JP25 JP15 JP11 SW1 SW2 SW3 SW4 SW5 Figure B-2 System board (FRDSY*) layout (Top) Satellite A70 Series Maintenance Manual...
  • Page 160 Mark Number Name ATI RC300ML ATI IXP150 CLK GEN ICS951402AGT KB/EC KB910Q I/O Controller (LPC47N217-JN) IEEE1394A_TSB43AB21A Cardbus & 5-in-1 Card Reader ENE CB714 LAN controller RTL8100CL AC97 CODEC ALC250 U3,U4,U5,U6,U7,U8,U9,U10 On Board RAM BIOS ROM512K8-90 Satellite A70 Series Maintenance Manual...
  • Page 161 MDC Connector JP16 MICROPHONE IN JACK Connector JP17 HEADPHONE OUT JACK Connector JP19 Parallel Connector JP21 Keyboard Connector JP22 Touch Pad Connector JP23,JP24 FAN Connector JP25,JP26 Speaker Connector JP27 5-IN-1 Cardreader Connector CD-PLAY Button Reverse Button Satellite A70 Series Maintenance Manual...
  • Page 162 Forward Button Play Button Stop Button LID Switch Power Button PJP1 DC-in Connector PJP2 Battery Connector Satellite A70 Series Maintenance Manual...

  • Page 163: Appendix C Pin Assignments

    Pin No. Signal name Pin No. Signal Name VREF VREF 25VDD 2.5VDD DQS0 DQ12 2.5VDD 2.5VDD DQ13 DQS1 DQ10 DQ14 DQ11 DQ15 2.5VDD 2.5VDD 2.5VDD CK0# DQ16 DQ20 DQ17 DQ21 2.5VDD 2.5VDD DQS2 DQ18 DQ22 Satellite A70 Series Maintenance Manual...
  • Page 164 Signal name Pin No. Signal Name DQ19 DQ23 DQ24 DQ28 2.5VDD 2.5VDD DQ25 DQ29 DQS3 DQ26 DQ30 DQ27 DQ31 2.5VDD 2.5VDD DQS8 2.5VDD 2.5VDD DU/RESET# CK2# 2.5VDD 2.5VDD 2.5VDD CKE1 CKE0 DU/A13 DU/BA2 2.5VDD 2.5VDD Satellite A70 Series Maintenance Manual...
  • Page 165 DQS4 DQ34 DQ38 DQ35 DQ39 DQ40 DQ44 2.5VDD 2.5VDD DQ41 DQ45 DQS5 DQ42 DQ46 DQ43 DQ47 2.5VDD 2.5VDD 2.5VDD CK1# DQ48 DQ52 DQ49 DQ53 2.5VDD 2.5VDD DQS6 DQ50 DQ54 DQ51 DQ55 DQ56 DQ60 2.5VDD 2.5VDD Satellite A70 Series Maintenance Manual...
  • Page 166 Table C-1 SODIMM I/F pin assignments (200-PIN) (4/4) Pin No. Signal name Pin No. Signal Name DQ57 DQ61 DQS7 DQ58 DQ62 DQ59 DQ63 2.5VDD 2.5VDD 3.3VDD_SPD VDD_ID Satellite A70 Series Maintenance Manual...
  • Page 167 Table C-3 RGB I/F pin assignments (15-pin) Pin No. Signal name Pin No. Signal Name CRT_R CRT_G CRT_B +CRT_VCC DDC_DATA DACA_HSYNC DACA_VSYNC DDC_CLK Satellite A70 Series Maintenance Manual...
  • Page 168 Pin No. Signal Name PIDE-RST# PDD7 PDD8 PDD6 PDD9 PDD5 PDD10 PDD4 PDD11 PDD3 PDD12 PDD2 PDD13 PDD1 PDD14 PDD0 PDD15 PDDREQ PDIOW# PDIOR# PDIORDY PCSEL PDDACK# IRQ14 PDA1 PDA0 PDA2 PDCS1# PDCS3# PHDD_LED# +5VS +5VS Satellite A70 Series Maintenance Manual...
  • Page 169 SIDE_RST# SDD8 SDD7 SDD9 SDD6 SDD10 SDD5 SDD11 SDD4 SDD12 SDD3 SDD13 SDD2 SDD14 SDD1 SDD15 SDD0 SDDREQ SDIOR# SDIOW# SIORDY SDDACK# IRQ15 SDA1 +5VCD SDA0 SDA2 SDCS1# SDCS3# SHDD_LED# +5VCD +5VCD +5VCD +5VCD +5VCD Satellite A70 Series Maintenance Manual...
  • Page 170 JP19 Table C-6 Parallel I/F pin assignments (25-pin) Pin No. Signal name Pin No. Signal Name STROB PDB00 PDB01 PDB02 PDB03 PDB04 PDB05 PDB06 PDB07 BUSY SELCT AUTFD ERROR PINIT SLIN Satellite A70 Series Maintenance Manual...
  • Page 171 S1_A18 S1_A14 S1_A19 S1_WE# S1_A20 S1_RDY# S1_A21 +S1_VCC +S1_VCC +S1_VPP +S1_VPP S1_A16 S1_A22 S1_A15 S1_A23 S1_A12 S1_A24 S1_A7 S1_A25 S1_A6 S1_VS2 S1_A5 S1_RST S1_A4 S1_WAIT# S1_A3 S1_INPACK# S1_A2 S1_REG# S1_A1 S1_BVD2 S1_A0 S1_BVD1 S1_D0 S1_D8 Satellite A70 Series Maintenance Manual...
  • Page 172 Table C-7 PC Card I/F pin assignments (84-pin) (2/2) Pin No. Signal name Pin No. Signal Name S1_D1 S1_D9 S1_D2 S1_D10 S1_WP S1_CD2# C-10 Satellite A70 Series Maintenance Manual...
  • Page 173 Signal Name SWITCH PIRQH# +5VS_MINIPCI +3.3V PIRQG# +3.3V PCICLK PCIRST# +3.3V REQ1# GNT1# +3.3V AD31 WLANME# AD29 AD30 AD27 +3.3V AD25 AD28 AD26 CBE3# AD24 AD23 MINI_IDSEL AD21 AD22 AD19 AD20 AD17 AD18 CBE2# AD16 Satellite A70 Series Maintenance Manual C-11...
  • Page 174 Signal Name IRDY# +3.3V FRAME# PM_CLKRUN# TRDY# PCI_SERR# STOP# +3.3V PCI_PERR# DEVSEL# C/BE1# AD14 AD15 AD13 AD12 AD11 AD10 AD09 AD08 C/BE0# AD07 +3.3V +3.3V AD06 AD05 AD04 AD02 AD03 AD00 +5VS_MINIPCI AD01 +5VS_MINIPCI +3.3V C-12 Satellite A70 Series Maintenance Manual...
  • Page 175 Satellite A70 Series Maintenance Manual C-13...
  • Page 176 JP27 C-14 Satellite A70 Series Maintenance Manual...
  • Page 177 Table C-9-2 JP21 Fan I/F pin assignments (3-pin) Pin No. Signal name Pin No. Signal Name FAN2 FAN-SPEED2 C.11 PJP1 Table C-10 AC Adaptor Connector pin assignments (3-pin) Pin No. Signal name Pin No. Signal Name Satellite A70 Series Maintenance Manual C-15...
  • Page 178 Table C-12 Microphone I/F pin assignments (6-pin) Pin No. Signal name Pin No. Signal Name ANGND BIAS ANGND C.13 JP17 Table C-14 Headphone Connector pin assignments (6-pin) Pin No. Signal name Pin No. Signal Name ANGND INTSPK_L1 INTSPK_R1 NBA_PLUG ANGND C-16 Satellite A70 Series Maintenance Manual...

  • Page 179: Appendix D Keyboard Scan/Character Codes

    Appendix D Appendix D Keyboard Scan/Character Codes Table D-1 Scan codes (set 1 and set 2) (1/4) Code set 1 Code set 2 Keytop Note Make Break Make Break ‘ ~ 7 & BkSp SatelliteA70 Series Maintenance Manual...
  • Page 180 Table D-1 Scan codes (set 1 and set 2) (2/4) Code set 1 Code set 2 Keytop Note Make Break Make Break Caps Lock ‘ “ Enter Shift (L) No.102 , < . > Shift (R) Satellite A70 Series Maintenance Manual...
  • Page 181 Table D-1 Scan codes (set 1 and set 2) (3/4) Code set 1 Code set 2 Keytop Note Make Break Make Break Ctrl(L) Alt (L) Space ALT (R) Ctrl(R) ← Home ↑ ↓ PgUp PgDn → Satellite A70 Series Maintenance Manual...
  • Page 182 5. * This key corresponds to key No. 42 in a 102-key model. 6. * Refer to Table D-6, No. 124 key scan code. 7. * Refer to Table D-7, No. 126 key scan code. Satellite A70 Series Maintenance Manual...
  • Page 183 Shift key, scan codes are changed as listed below: With left Shift With right Shift Set 1 E0 AA ___________ E0 B6 E0 2A ___________ E0 36 Set 2 E0 F0 12_________ E0 F0 59 E0 12____________ E0 59 Satellite A70 Series Maintenance Manual...
  • Page 184 E0 2A E0 5D E0 DD E0 AA E0 12 E0 2F E0 F0 2F E0 F0 12 Table D-4 Scan codes with Fn key Code set 1 Code set 2 Keytop Make Break Make Break L-CTRL L-ALT ARROW NUMERIC Scrl Satellite A70 Series Maintenance Manual...
  • Page 185 Code set 2 Keytop Make Break Make Break (–) Table D-6 No.124 key scan code Code set 1 Code set 2 Shift Make Break Make Break Prt Sc Common Ctrl + Shift + Alt + Satellite A70 Series Maintenance Manual...
  • Page 186 Table D-7 No.126 key scan code Key top Shift Code set 1 Code set 2 Make Make Pause Common Ctrl *: This key generates only make codes. Satellite A70 Series Maintenance Manual...

  • Page 187: Appendix E Key Layout

    Appendix E Appendix E Key Layout United States (US) Keyboard Figure E-1 US keyboard United Kingdom (UK) Keyboard Figure E-2 UK keyboard Satellite A70 Series Maintenance Manual...
  • Page 188 Spanish (SP) Keyboard Figure E-3 SP keyboard Japanese (JA) Keyboard Figure E-4 JA keyboard Satellite A70 Series Maintenance Manual...
  • Page 189 Korean (KO) Keyboard Figure E-5 KO keyboard Korean (CF) Keyboard Figure E-6 CF keyboard Satellite A70 Series Maintenance Manual...
  • Page 190 Portuguese-ALPS Keyboard Figure E-7 Portuguese-ALPS keyboard US-INTE_ALPS Keyboard Figure E-8 US-INTE_ALPS Keyboard Satellite A70 Series Maintenance Manual...
  • Page 191 Greece(GR) Keyboard Figure E-9 GR keyboard E.10 France (FR) Keyboard Figure E-10 FR keyboard Satellite A70 Series Maintenance Manual...
  • Page 192 E.11 Chinese (CH) Keyboard Figure E-11 CH keyboard E.12 Swissc-Darfon Keyboard Figure E-12 Swissc-Darfon keyboard Satellite A70 Series Maintenance Manual...
  • Page 193 E.13 IT new Keyboard Figure E-13 IT new keyboard Satellite A70 Series Maintenance Manual...
  • Page 194 Satellite A70 Series Maintenance Manual...

  • Page 195: Appendix F Series Screw Torque List

    STANDOFF TO MB LOGIC UPPER TO MACK25080Z0 M2.5*8 2.5~3kg LOG LOWER LOG LOW-TO MACK25080Z0 M2.5*8 2.5~3kg HINGE SADDLE R(L) LOGIC LOWER TO MACK25080Z0 M2.5*8 2.5~3kg LOGIC UPPER LOGIC LOWER TO MAC925003Z0 M2.5*3 2.5~3kg LOGIC UPPER Satellite A70 Series Maintenance Manual...
  • Page 196 M2*5 THERMAL-FAN 1.5~2.0kg MACW108H000 SPECIAL SCREW THERMAL MODULE 2.0~2.5kg BATTERY LATCH MMCK25050Z0 M2.5*5 2.5~3kg TO LOG LOW HDD BRACKET L/R MAAA4303000 M3*3 2.0~2.5kg TO HDD MODULE MODULE LOCK MAAA0015320 M2*3 BRACKET TO 1.5~2.0kg XDROM MODULE Satellite A70 Series Maintenance Manual...

  • Page 197: Appendix G Reliability

    Appendix G Reliability The following table shows MTBF (Mean Time Between Failures) for each component. Table G-1 MTBF Component Time (hours) 50,000 Keyboard 40,000 300,000 Removable FDD 30,000 Optical (DVD/CD) drive 60,000 AC adaptor 60,000 Satellite A70 Series Maintenance Manual...
  • Page 198 Satellite A70 Series Maintenance Manual...

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