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Toshiba TD-Z552 Service Manual
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Toshiba TD-Z552 Service Manual

Toshiba TD-Z552 Service Manual

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Service Manual
This service information is designed for experienced repair technicians only and is not designed for use by the general public. It does not
contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product. Products powered by
 
electricity should be serviced or repaired only by experienced professional technicians. Any attempt to service or repair the product or
products dealt with in this service information by anyone else could result in serious injury or death.
 
 
 
 
There are special components used in this equipment which are important for safety. These are marked by
 
Circuit Board Diagrams. Exploded Views and Replacement Parts List. It is essential that these critical parts should be replaced with
 
manufacture's specified parts to prevent shock, fire or other hazards. Do not modify the original design without permission of manufacturer.
 
 
 
 
 
WARNING
IMPORTANT SAFETY NOTICE
1
 
Model No. TD-Z552
in the Schematic Diagrams,
© Toshiba Corporation 2015.
Unauthorized copying and distribution is a
violation of law.
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Summary of Contents for Toshiba TD-Z552

  • Page 1   Service Manual LCD TV Model No. TD-Z552 WARNING This service information is designed for experienced repair technicians only and is not designed for use by the general public. It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product. Products powered by  ...

  • Page 2: Table Of Contents

    TABLE OF CONTENTS Page 1 Safety Precautions .............................. 3   1.1. General Guidelines  ..............................  3   2 Warning  .................................. 4   2.1. Prevention of Electrostatic Discharge (ESD) to Electrostatically Sensitive (ES) Devices ........  4   2.2. About lead free solder (PbF)  ............................  5   3 Service Navigation ...

  • Page 3: Safety Precautions

    1 Safety Precautions 1.1. General Guidelines 1. When servicing, observe the original lead dress. If a short circuit is found, replace all parts which have been overheated or damaged by the short circuit. 2. After servicing, see to it that all the protective devices such as insulation barriers, insulation papers shields are properly installed.

  • Page 4: Warning

    2 Warning 2.1. Prevention of Electrostatic Discharge (ESD) to Electrostatically Sensitive (ES) Devices Some semiconductor (solid state) devices can be damaged easily by static electricity. Such components commonly are called Electrostatically Sensitive (ES) Devices. Examples of typical ES devices are integrated circuits and some field-effect transistors and semiconductor [chip] components.

  • Page 5: About Lead Free Solder (Pbf)

    2.2. About lead free solder (PbF) Note: Lead is listed as (Pb) in the periodic table of elements. In the information below, Pb will refer to Lead solder, and PbF will refer to Lead Free Solder. The Lead Free Solder used in our manufacturing process and discussed below is (Sn+Ag+Cu). That is Tin (Sn), Silver (Ag) and Copper (Cu) although other types are available.

  • Page 6: Service Navigation

    3 Service Navigation Daughter Power Board Board Key Board IR Board Main Board IR Board Board Name Function Remarks Speaker out, AV Terminal, HDMI in, SD Card, PC All boards are non Main Board in, Digital Signal Processor, Nile-Tcon, Tuner serviceable and should be exchanged for service IR Board...

  • Page 7: Specifications

    4 Specifications  ...
  • Page 8  ...

  • Page 9: Troubleshooting Guide

    5 Troubleshooting Guide 5.1. No power No power (LED “Off”) Check the AC input and Power “On” the power is “ON”? Power board output=5V? Replace the power board Check the IR board and LED Replace the IR board Replace the main board  ...

  • Page 10: Can't Start

    5.2. Can’t start Can’t start（LED red） Power board output＝ Replace the power board 16/24V? Check the power key is Replace the key board under control? Check the IR receiver is Replace the IR board normal? Replace the main board Replace the Power board  ...

  • Page 11: Abnormal Display

    5.3. Abnormal Display Abnormal Display Reset the source Check the source Enter factory mode to do “EEPROM initial”&“Reset” Replace the main board Check the main board Check the LVDS cable Replace the LVDS cable   Check the panel Replace the panel  ...

  • Page 12: No Display

    5.4. No display No display (LED No power (LED “Off”) Check TV is under control and power Replace the main board   on/off by remote control and power key? Check the backlight is “On”? Check the LVDS cable Check the B/L signal is available? Reinsert or replace the LVDS cable...

  • Page 13: Sound Problem

    5.5. Sound problem No sound or sound abnormal Check the audio source connection and the TV system are correct? Reinsert the audio cable or change the TV system Check the TV is muted, adjust the volume or enter the menu to reset? Enter factory mode to do “Reset”...

  • Page 14: Remote Control Malfunction

    5.6. Remote control malfunction Remote Control malfunction Check the remote control battery is Replace the battery   not properly placed or no power? Use the other remote controls Replace the remote control Whether the IR board is Replace the IR board abnormal? Replace the main board  ...

  • Page 15: Osd Is Unstable Or Can't Work Normally

    5.7. OSD is unstable or can’t work normally OSD is unstable or can’t work normally Key board connected properly? Reconnect the key board Replace the button function Buttons are OK? Replace the key board Key board is OK? Enter factory mode to do “Reset” Replace the main board  ...

  • Page 16: Block Diagram

    6 Block Diagram Main board  ...
  • Page 17 Power board  ...

  • Page 18: Schematic Diagrams

    7 Schematic Diagrams 7.1. Main Board (715G6543M0F000005N) CN717 +5V_SW DVDD3V3 +5V_SW BRIGHT_ADJ EXTVBR_PWM_IN BKL_ON R1730 NC/4K7 1/16W 5% R1729 1K 1/10W 1% STB_PW +5V_STB CN701 R1001 0R05 1/16W R1725 33R 1/16W 5% INV_FB1 TP14 FB101 120R 3A (18) PWR_SEN_E R1726 0R05 1/16W R1727 33R 1/16W 5%...
  • Page 19 DDR3#1-256Mx8-1600MHz DDR3#2-256Mx8-1600MHz DDR3#3-256Mx8-1600MHz DDR3#4-256Mx8-1600MHz DDR#4 DDR#3 DDR#1 DDR#2 U401A U402 U403 U404 U405 RP102 47 OHM 1/16W 5% RDQ0 1_RA0 RVREF3 2_RA0 RVREF5 1_RA1 4_RA0 RVREF7 5_RA0 RVREF9 4_CS# R1671 22R 1/16W 5% RCSX# RDQ0 VREFCA VREFCA VREFCA VREFCA RDQ1 1_RA1 2_RA1 RBA1...
  • Page 20 U401C AB19 AE24 AL0O R601 30K 1/10W 5% OPS_AUD_L AIN1_L_AADC AL0_ADAC AL0O (16) AB21 AD25 AR0O Analog Power AIN1_R_AADC AR0_ADAC AR0O (16) AB18 AC24 R602 30K 1/10W 5% OPS_AUD_R AIN2_L_AADC AL1_ADAC AB22 AE25 AIN2_R_AADC AR1_ADAC AB20 AD24 R603 30K 1/10W 5% AVDD1V2 AVDD3V3 (17)
  • Page 21 U401B VCCK VCCK U401E Panel_ON-P1 LVA0+ R1639 0R05 1/16W (20) Panel_ON-P1 TCON0 AO0P LVA0+ (20) LVDS_FORMAT LVA0- NC/0R05 1/16W R1640 (20) LVDS_FORMAT LVA0- (20) VCCK (2,7) TCON1 AO0N VCCK VCCK 0R05 1/16W LVA1+ R1641 LVA1+ (20) TCON2 AO1P VCCK VCCK 2D/3D_SEL 0R05 1/16W LVA1-...
  • Page 22 OPS_R OPS_AUD_R C617 1uF 10V OPS_AUD_R OPS_L OPS_AUD_L C618 1uF 10V OPS_AUD_L CN405 CONN 41P 2014/06/30 Ryan Delete the redundant +5V_STB components PWR_TH_CTL PWR_TH_CTL (18) OPS_SW (19) OPS_R OPS_L OPS_DDC_SCL OPS_DDC_SDA OPS_Rx OPS_Rx (18) +5V_SW OPS_5V OPS_Tx OPS_Tx (18) OPS_PWR_EN (19) (2,9,10,15,17,21) +5V_SW SY S_FAN...
  • Page 23 NAND Flash U658 TC58NVG2S3ETAI0 MCU3V3 U401I MT5580_SDA POWE# R1606 MCU3V3 OSDA0 POWE# (2,6,15,18,19) MCU3V3 MT5580_SCL POOE# OPWRSB DVDD3V3 NC/0R05 1/16W MCU3V3 OSCL0 POOE# OPWRSB POCE1# PDD7 POCE1# I/O7 POCE0# PDD6 SYS_EEPROM_WP TP12 POCE0# I/O6 (19) SY S_EEPROM_WP U0TX PDD0 PARB# PDD5 U659 R1607...
  • Page 24 HDMI1_VCC CN501 D117 NC/LL4148 HIN1_RX2P +5V_HDMISW HIN1_RX2P (10) D121 D2 Shield HIN1_RX2M R1999 0R05 1/16W HIN1_RX2M (10) HIN1_RX1P HIN1_RX1P (10) HDMI1_5V R1580 R1581 R1582 D1 Shield HIN1_RX1M C1388 HIN1_RX1M (10) HIN1_RX0P 220N 10V BAT54C HIN1_RX0P (10) D0 Shield HIN1_RX0M HIN1_RX0M (10) HIN1_RXCP HIN1_RXCP...
  • Page 25 +5V_SW R1547 0R05 1/16W HD_BYPASS R1548 A-BLUE C1374 NC/10uF 16V 10K 1/16W 5% +5V_SW CN504 DVI-D INPUT R1549 10K 1/16W 5% R1550 0R05 1/16W C1375 100N16V +5V_SW (2,6,10,15,17,21) DIN_RX2P DIN_RX2P (10) DIN_RX2M DIN_RX2M (10) A-GREEN C1376 NC/10uF 16V U640 DIN_RX1P C1377 NC/100NF DIN_RX1P...
  • Page 26 TX2P_1 R1523 499 OHM +-1% 1/16W TX2M_1 R1525 499 OHM +-1% 1/16W COMR_A C1271 1uF 25V TX1P_1 +5V_SW +5V_HDMISW +3.3V_HSW R1528 499 OHM +-1% 1/16W FB120 TX1M_1 TX2P_1 R1531 499 OHM +-1% 1/16W C1272 100NF 16V U633 TX0P_1 R1534 499 OHM +-1% 1/16W (2,6,9,15,17,21) +5V_SW VOUT...
  • Page 27 DVDD3V3 U630 U631 R1410 1MOHM 1/16W +/-5% DP INPUT 10K 1/16W 5% DPRX0_CAB_DET0 R1411 CN505 AOZ8804DI AOZ8804DI SHELL1 SHELL3 DPRX0_ML_L3N C1260 100NF ML_ Lane 3(n) DPRX0_ML_L3N (13) C1261 100NF DPRX0_ML_L3P DPRX0_ML_L3P (13) ML_ Lane 3(p) DPRX0_ML_L2N C1262 100NF ML_ Lane 2(n) DPRX0_ML_L2N (13) C1263 100NF...
  • Page 28 CN506 SHELL1 SHELL3 DPTX0_L0P_S C1243 100NF ML_ Lane 3(n) DPTX0_L0P (13) U623 DPTX0_L0N_S DPTX0_L0P_S DPTX0_L0P_S C1244 100NF ML_ Lane 3(p) DPTX0_L0N (13) DPTX0_L1P_S C1245 100NF DPTX0_L0N_S DPTX0_L0N_S ML_ Lane 2(n) DPTX0_L1P (13) DPTX0_L1N_S DPTX0_L1P_S DPTX0_L1P_S C1246 100NF ML_ Lane 2(p) DPTX0_L1N (13) DPTX0_L2P_S...
  • Page 29 PGS_3V3_AVDD PGS_1V2_AVDD U617C R1340 C1219 R1339 C1220 MASTER0_I2C_SCL 249 OHM +-1% 1/16W MASTER0_I2C_SDA 100NF 16V U617A 100NF 16V MASTER0_IRQ_IN 249 OHM +-1% 1/16W PGS_3V3_DVDD RX0_REXT TX0_REXT MASTER1_I2C_SCL MASTER1_I2C_SDA (11) DPRX0_ML_L0P RX0_LN0_P TX0_LN0_P DPTX0_L0P (12) MASTER1_IRQ_IN TO DP OUT R1344 R1345 (11) DPRX0_ML_L0N RX0_LN0_N...
  • Page 30 PGS_1V2_DVDD PGS_1V2_AVDD PGS_3V3 PGS_3V3_AVDD U617B FB114 DVDD12 120R 3A DVDD12 AVDD12_OSC0 DVDD12 PGS_3V3_AVDD (13) DVDD12 DVDD12 AVDD12_OSC1 DVDD12 DVDD12 C1169 C1170 C1171 C1172 C1173 C1174 C1175 C1176 DVDD12 10UF 10UF 100N16V 100N16V 10NF 50V 470NF 10V 470NF 10V 100N16V PGS_1V2_AVDD AVDD12_RX AVDD12_RX AVDD12_RX...
  • Page 31 CI interface input:4.5V~26V Pad 璶　TOP and Pad 璶　TOP and U613 16V-->5V,4A CI_GPIO total : 57 Pin APW7089KAI-TRG 5V_USB Button　常璶Τ　 Button常璶Τ　 +16V U401H C1135 1UF 10% 16V L107 CIGPIO0 CIGPIO30 UGND COMP 10uH CIGPIO1 CIGPIO31 CIGPIO2 CIGPIO32 CIGPIO3 CIGPIO33 R1306 CIGPIO4 CIGPIO34 CIGPIO5 CIGPIO35...
  • Page 32 +5V_STB +5V_STB (2,6,18) Close to MT5580 DVDD3V3 DVDD3V3 (2,5,6,7,11,15,17,19,20) MT5580_SCL R1272 MT5580_SCL (6,7,18) AL0O C1081 100NF 16V 100R 1/16W 1% AL0out MT5580_SDA MT5580_SDA (6,7,18) SMD/0402 I2SAMP_RESET I2SAMP_RESET (15) C1082 AOMCLK_D NC/330PF 50V AOMCLK_D AOBCLK_D AOBCLK_D AOLRCK_D AOLRCK_D AOSDATA0_D AOSDATA0_D (4) R1278 AR0O AR0out...
  • Page 33 YPbPr1 and AVIN INPUT Keep A_GND trace with Signal. Keep Spacing for L/R cahnnel. COMPONENT YPBPR IN NEAR MT5580 C1043 Keep trace width(12mil+). Y PbPrR_IN COMP_AUR2 COMP_AUR2 C1044 10UF 10V YPbPr & Audio IN NEAR YPBPR CONNECTOR NC/10NF 50V CN120 C1045 47NF 16V Y PbPrL_IN...
  • Page 34 +5V_STB +5V_RTC D104 +5V_RTC R1774 0R05 1/16W +5V_RTC C1563 BAS316 R1771 22pF 50V MCU3V3 FB147 +3V_232 R1772 10K 1/16W 5% +5V_RTC R1773 U667 X107 2013/11//11 0R05 1/10W 10K 1/16W 5% (2,6,7,15,19) MCU3V3 RS232---OUTPUT 300R 0.7A OSCI C1564 CLKOUT OSCO R1779 C1565 C1566 MT5580_SCL...
  • Page 35 IR/ LEDs/ Light sensor Recommanded L-sensor: 056G 627909(everlight) DVDD3V3 MCU3V3 MCU3V3 MCU3V3 MCU3V3 CN704 CONN LSENSOR_OUT R1103 C1955 R1100 R1101 R1102 LEDR 100N16V 470OHM +-5% 1/10W 150R 1/10W 5% NC/150R 1/10W 5% LEDG R1104 R1105 R1106 LEDB 4K7 1/16W 5% 4K7 1/16W 5% NC/4K7 1/16W 5% TO SCALER...
  • Page 36 SPI Flash U674 should be programmed AVDD_MOD LVDS OUTPUT SPI_DI R1127 10R 1/16W 5% USPI_DI before soldering on PCB SPI_CK R1128 10R 1/16W 5% USPI_CK SPI_CZ R1129 10R 1/16W 5% USPI_CZ R1131 SPI_DO R1130 10R 1/16W 5% USPI_DO 39K 1% 3V3_FRC 3V3_FRC R1132...
  • Page 37 [1.15V Digital Power] input:3.6V~18V +16V +5V_SW 1V15_FRC DVDD AVDD12_LVDSRX FB153 120R 3A DVDD (20) AVDD12_LVDSRX (20) 1V15_FRC R1905 R1906 R1878 C1600 4K7 1/16W 5% L111 C1601 C1602 C1603 C1604 C1605 C1606 C1607 C1608 C1609 U672 22uH 2.2UF 16V 100N 16V 100N 16V 100N 16V 100N 16V...

  • Page 38: Power Board

    7.2. Power Board (715G6567P02001003S) R9314 FB9802 100 OHM 1/4W BEAD R9315 C9312 C9313 100 OHM 1/4W 0.0022uF/500V BD9902 FB9801 D9801 QG806C D9304 0.0022uF/500V KBJ1008G-FU BEAD R9828 R9302 R9304 L9301 FMEN-2308 0.47 OHM 5% 2W R9301 100K 100K 3.5uH H-Voltage 0.47R C9301 BD9901 L9801...

  • Page 39: Key Board

    7.3. Key Board (715G6897K01000004I) VOL+ SW005 VOL- SW006 INPUT SW007 MUTE SW008 CN001 KEY _ADC2 R0319 10 OHM +-1% 1/10W KEY _ADC1 R0318 10 OHM +-1% 1/10W CONN Menu DOWN SW001 SW002 SW003 SW004 Botton define TOP SIDE CN001 MUTE INPUT VOL+ VOL-...

  • Page 40: Fan Board

    7.4. FAN Board (715G3587T01000004M) CN701 Q701 PMBS3906 CONN  ...

  • Page 41: Daughter Board

    7.5. Daughter Board (715G6487T0C000005I) TX24-80R-LT-H1E PWR_TH DDC+5V +16V CN1002 PWR_TH R1055 100K 1/10W 5% OPS_OSD_STA OPS_COM_DIR U1006 CN1001 MCU5V G5250I1T1U CONN 41P FB1004 C1025 C1026 C1010 C1038 10uF 16V 100N16V HT2_CTL SYS_FAN MCU5V OPS_DDC_SCL OPS_Rx 120 OHM 100N16V 100uF25V OPS_DDC_SCL PWR_TH_CON OPS_DDC_SDA OPS_Tx...

  • Page 42: Ir Board

    7.6. IR Board (715G6480R01000004K) VMCU_IR VMCU_IR R202 100R 1/10W 1% R201 10K 1/10W 5% U201 Recommanded L-sensor: IR_OUT VOUT ZD201 ZD202 056G 627909(everlight) KSM-403M +3.3V_Normal C202 C201 BZT52-B5V6S BZT52-B5V6S CN201 NC/4.7uF 10V 4.7uF 10V CONN LSENSOR_OUT Tie to pin out LEDR VMCU_IR LEDG...

  • Page 43: Pcb Pattern Diagram

    8 PCB Pattern Diagram 8.1. Main Board (715G6543M0F000005N)  ...
  • Page 44  ...

  • Page 45: Power Board

    8.2. Power Board (715G6567P02001003S)  ...
  • Page 46  ...
  • Page 47  ...

  • Page 48: Key Board

    8.3. Key Board (715G6897K01000004I)  ...

  • Page 49: Fan Board

    8.4. FAN Board (715G3587T01000004M) 8.5. Daughter Board (715G6487T0C000005I)  ...
  • Page 50  ...

  • Page 51: Ir Board

    8.6. IR Board (715G6480R01000004K)  ...

  • Page 52: Exploded View And Replacement Parts List

    9 Exploded View and Replacement Parts List 9.1. Exploded View  ...

  • Page 53: Replacement Parts List

    9.2. Replacement Parts List TD-Z552 JYSGK12JAUTZDN Ref. No. Toshiba Model Name Part Name & Description Remarks TPV P/N (Location) (Usage) JYSGK12JAUTZDN BEZEL A34J3352BET01T0100 JYSGK12JAUTZDN BEZEL_TOP A34J3350BET01T0100 JYSGK12JAUTZDN BEZEL_BTM P55-Vph1b-phs1 A34J3351BET02T0130 JYSGK12JAUTZDN KEY_FUNCTION A33J1356 TW 1T0100 JYSGK12JAUTZDN LENS_IR P42-Vph1 A33J1632AEU01C0100 LENS_LIGHT_SENSOR P42-Vph1...
  • Page 54 JYSGK12JAUTZDN   HARNESS 14P-15P 100mm 395G801315WM27 JYSGK12JAUTZDN   REMOTE Toshiba YKF326-024 -- 398GRABD1NETST JYSGK12JAUTZDN   CUSHION-die cut Carton Q44GV0210FB00000JM JYSGK12JAUTZDN   ARTWORK CARTON TD-Z552 WW Q44GV02193901A0TJM TD-Z552 JYSGK12BAUTZDN Ref. No. Toshiba Model Name Part Name & Description Remarks TPV P/N (Location) (Usage) JYSGK12BAUTZDN  ...
  • Page 55 395G801304LN60 JYSGK12BAUTZDN   HARNESS 4P-2P+2P 500mm/800mm 395G801404WM80 JYSGK12BAUTZDN   HARNESS 30P-32P+6P 400/200mm 395G801432WM10 JYSGK12BAUTZDN   HARNESS 14P-15P 100mm 395G801315WM27 JYSGK12BAUTZDN   REMOTE Toshiba YKF326-024 -- 398GRABD1NETST JYSGK12BAUTZDN   CUSHION-die cut Carton Q44GV0210FB00000JM JYSGK12BAUTZDN   ARTWORK CARTON TD-Z552 WW Q44GV02193901A0TJM  ...
  • Page 56 TD-Z552 JYSGK12KAUTZDN Ref. No. Toshiba Model Name Part Name & Description Remarks TPV P/N (Location) (Usage) JYSGK12JAUTZDN BEZEL A34J3352BET01T0100 JYSGK12JAUTZDN BEZEL_TOP A34J3350BET01T0100 JYSGK12JAUTZDN BEZEL_BTM P55-Vph1b-phs1 A34J3351BET02T0130 JYSGK12JAUTZDN KEY_FUNCTION A33J1356 TW 1T0100 LENS_IR P42-Vph1 A33J1632AEU01C0100 JYSGK12JAUTZDN JYSGK12JAUTZDN LENS_LIGHT_SENSOR P42-Vph1 A33J163300101C0100 JYSGK12JAUTZDN...
  • Page 57 JYSGK12JAUTZDN   HARNESS 14P-15P 100mm 395G801315WM27 JYSGK12JAUTZDN   REMOTE Toshiba YKF326-024 -- 398GRABD1NETST JYSGK12JAUTZDN   CUSHION-die cut Carton Q44GV0210FB00000JM JYSGK12JAUTZDN   ARTWORK CARTON TD-Z552 WW Q44GV02193901A0TJM TD-Z552 JYSGK12LAUTZDN Ref. No. Toshiba Model Name Part Name & Description Remarks TPV P/N (Location) (Usage) JYSGK12LAUTZDN  ...
  • Page 58 395G801304LN60 JYSGK12LAUTZDN   HARNESS 4P-2P+2P 500mm/800mm 395G801404WM80 JYSGK12LAUTZDN   HARNESS 30P-32P+6P 400/200mm 395G801432WM10 JYSGK12LAUTZDN   HARNESS 14P-15P 100mm 395G801315WM27 JYSGK12LAUTZDN   REMOTE Toshiba YKF326-024 -- 398GRABD1NETST JYSGK12LAUTZDN   CUSHION-die cut Carton Q44GV0210FB00000JM JYSGK12LAUTZDN   ARTWORK CARTON TD-Z552 WW Q44GV02193901A0TJM  ...

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