Vga Troubleshooting; Procedure 1 Diagnostic Test Program Execution Check; Procedure 2 Connector Check And Replacement Check; Procedure 1 - Toshiba Satellite P100 Series Maintenance Manual
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Troubleshooting Procedures
2.15 VGA Troubleshooting
Procedure 1
Diagnostic Test Program Execution Check
Execute VGA test in the test program. Refer to Chapter 3, Tests and Diagnostics for more
information on how to perform the test program.
If any error is detected, perform Procedure 2.
Procedure 2
Connector Check and Replacement Check
VDC (VGA Daughter Card) is used as the VGA for this computer. VDC is connected to
system board by connector (CN1&CN27) . And also, VDC is connected to system board by
VDC power cable (CN2&CN22) . If VDC malfunctions, The connection of cable, board and
module may be defective. Otherwise, they may be faulty.
Disassemble the computer following the steps described in Chapter 4 and perform the
following checks:
Check 1
Make sure the following connections are firmly connected.
As the connection may be defective, disassemble the PC and check each connection.
If the problem still occurs, go to Check 5.
Check 2
VGA cable may be faulty. Replace it with a new one. If the problem still occurs,
perform Check 3.
Check 3
VDC may be faulty. Replace it with a new one following the steps in Chapter 4. If
the problem still occurs, perform Check 4.
Check 4
Cables between VDC and system board may be faulty. Replace it with new cable
following the instructions in Chapter 4. If the problem still occurs, perform Check
5.
Satellite P100 Maintenance Manual
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Table of Contents
Troubleshooting
