Toshiba 32EL833G Service Manual
Toshiba 32EL833G Service Manual

Toshiba 32EL833G Service Manual

Lcd color television
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SERVICE MANUAL
LCD Color Television
32EL833G
Updating history
Amendment by DS Company
Updating History,
2011-06-13 Amendment done by DS Company
Correction of the contents
Correction for Destination Setting Change
TOSHIBA WEB-ZEUS
Ver. 1.01
>> terms and conditions
>> privacy policy
Copyright © 1995-2011 TOSHIBA Corporation, All Rights Reserved.
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Summary of Contents for Toshiba 32EL833G

  • Page 1 Updating history Amendment by DS Company Updating History, 2011-06-13 Amendment done by DS Company Correction of the contents Correction for Destination Setting Change >> terms and conditions >> privacy policy TOSHIBA WEB-ZEUS Copyright © 1995-2011 TOSHIBA Corporation, All Rights Reserved.
  • Page 2: Important Notice

    OR IMPLIED WARRANTY OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. Toshiba shall not be liable for any damages, losses, expenses or costs, if any, incurred in connection with or as a result of use of any information or data provided herein.
  • Page 3: Green Product Procurement

    Increasing attention is given to issues related to the global environmental. Toshiba Corporation recognizes environmental protection as a key management tasks, and is doing its utmost to enhance and improve the quality and scope of its environmental activities. In line with this, Toshiba proactively promotes Green Procurement, and seeks to purchase and use products, parts and materials that have low environmental impacts.
  • Page 4: Lead-Free Solder

    PCBs as the level of heat required to melt lead-free solder is high. >> terms and conditions >> privacy policy TOSHIBA WEB-ZEUS Copyright © 1995-2011 TOSHIBA Corporation, All Rights Reserved.
  • Page 5: Safety Precaution

    Print this page SAFETY INSTRUCTION WARNING: BEFORE SERVICING THIS CHASSIS, READ THE "SAFETY PRECAUTION" AND "PRODUCT SAFETY NOTICE" INSTRUCTIONS BELOW. Safety Precaution WARNING: SERVICING SHOULD NOT BE ATTEMPTED BY ANYONE UNFAMILIAR WITH THE NECESSARY PRECAUTIONS ON THIS RECEIVER. THE FOLLOWING ARE THE NECESSARY PRECAUTIONS TO BE OBSERVED BEFORE SERVICING THIS CHASSIS. 1.
  • Page 6 = 0.35 V (peak) for a.c. and = 1.0 V for d.c. correspond to the values 0.7 mA (peak) a.c. and 2.0 mA d.c. >> terms and conditions >> privacy policy TOSHIBA WEB-ZEUS Copyright © 1995-2011 TOSHIBA Corporation, All Rights Reserved.
  • Page 7: Safety Instruction

    Before replacing any of these components, read the parts list in this manual carefully. The use of substitute replacement parts which do not have the same safety characteristics as specified in the parts list may create electrical shock, fire, or other hazards. >> terms and conditions >> privacy policy TOSHIBA WEB-ZEUS Copyright © 1995-2011 TOSHIBA Corporation, All Rights Reserved.
  • Page 8: Handling The Lcd Module

    Print this page SAFETY INSTRUCTION Handling the LCD Module Safety Precaution In the event that the screen is damaged or the liquid crystal (fluid) leaks, do not breathe in or drink this fluid. Also, never touch this fluid. Such actions could cause toxicity or skin irritation. If this fluid should enter the mouth, rinse the mouth thoroughly with water.
  • Page 9 10. When transporting the LCD module, do not use packing containing epoxy resin (amine) or silicon resin (alcohol or oxim). The gas generated by these materials can cause loss of polarity. >> terms and conditions >> privacy policy TOSHIBA WEB-ZEUS Copyright © 1995-2011 TOSHIBA Corporation, All Rights Reserved.
  • Page 10 PANEL (T-CON) P201 P202 CN12 1 24V 1 12V 1 +12V_NORMAL 1 PANEL_VCC 2 24V 2 12V 2 +12V_NORMAL 2 PANEL_VCC 3 24V 3 12V 3 +12V_NORMAL 3 PANEL_VCC 4 24V 4 GND 4 GND 4 PANEL_VCC 5 24V 5 GND 5 GND 5 OD_OCP_SEL 6 GND...
  • Page 11: Troubleshooting Guide

    Print this page TROUBLESHOOTING GUIDE UNDER CONSTRUCTION Note: Please check back in the future. >> terms and conditions >> privacy policy TOSHIBA WEB-ZEUS Copyright © 1995-2011 TOSHIBA Corporation, All Rights Reserved.
  • Page 12: Firmware Updating Procedure

    5. Unplug USB disk, and turn AC Off/On to reboot TV. Note: This upgrade method is available only when boot code exists in flash memory (Main Board). >> terms and conditions >> privacy policy TOSHIBA WEB-ZEUS Copyright © 1995-2011 TOSHIBA Corporation, All Rights Reserved.
  • Page 13 SHARP 2011 SAMSUNG 2012 LPL/LGD WK Week WK01 WK02 WK03 WK04 WK53 Model Information Model Model ID Panel ID Panel 26EL833B LC260EXN-SDA3 26EL833G LC260EXN-SDA3 26EL833F LC260EXN-SDA3 26EL833R LC260EXN-SDA3 26EL833RB LC260EXN-SDA3 32EL833B LC320EXN-SDA2 32EL833G LC320EXN-SDA2 32EL833F LC320EXN-SDA2 32EL833N LC320EXN-SDA2 32EL833R LC320EXN-SDA2...
  • Page 14 Print this page DESTINATION SETTING CHANGE Whenever replacing the Main PCB with new one, perform this procedure. 1. Press "Mute" key twice on the Remote. 2. Press "Menu" button on the TV set. Then the OSD is displayed. 3. Move to Tag "3" by Right/Left Arrow key on the Remote. 4.
  • Page 15 >> terms and conditions >> privacy policy TOSHIBA WEB-ZEUS Copyright © 1995-2011 TOSHIBA Corporation, All Rights Reserved.
  • Page 16: Parts List

    : Fusible Resistor All CD and PF capacitors are ±5 %, 50 V and all resistor, ±5 %, 1/6 W unless otherwise noted. >> terms and conditions >> privacy policy TOSHIBA WEB-ZEUS Copyright © 1995-2011 TOSHIBA Corporation, All Rights Reserved.
  • Page 17 75025307 EPS CUSHION, BOTTOM RIGHT, 32EL833, 1505-01WJ000, B/F/G/N E513 75025308 EPS CUSHION, BOTTOM LEFT, 32EL833, 1505-01WK000, B/F/G/N E520 75025205 EPE BAG, 1516-015P000 E530 75025206 PE BAG, STAND, 1516-01AK000 >> terms and conditions >> privacy policy TOSHIBA WEB-ZEUS Copyright © 1995-2011 TOSHIBA Corporation, All Rights Reserved.
  • Page 19 R435 C363 Q28 C360 C365 C366 R390 FB40 C361 R376 R469 CN12 R468 R467 C390 C389 R377 C400 C284 C238 RN16 RN21 RN18 R103 R470 R471 R472 R509 FB11 C102 RN20 RN22 R493 RN24 RN23 RN19 RN17 R491 R492 C137 R475 R474 R473...
  • Page 20 Colay USB_Power USB_D- 4.7Ohm 4.7Ohm EMI request USB1 USB1 USB_D+ USB_Power USB_D- 0Ohm 0Ohm P_GND1 90Ohm/100MHz 90Ohm/100MHz WAFER_HD_1X4P WAFER_HD_1X4P USB_D+ 4.7Ohm 4.7Ohm 1007 change pin define P_GND2 USB_CON_1X4P USB_CON_1X4P 0929 change package to 0402 Close to connecter 1130 add screw symbol. Colay CON1 CON1...
  • Page 22 USB1 CON1...
  • Page 23 POWER BD EJECT 2.44V 1.73V 1.04V 0929 Add for EMI WTOB_CON_4P WTOB_CON_4P 0Ohm 0Ohm KEY2 SIDE1 KEY1 0Ohm 0Ohm TACT_SW_4P TACT_SW_4P TACT_SW_4P TACT_SW_4P TACT_SW_4P TACT_SW_4P TACT_SW_4P TACT_SW_4P SIDE2 CON1 CON1 1.3KOhm 1.3KOhm 470Ohm 470Ohm 0929 change package to 0402 SOURCE MENU VOL- VOL+...
  • Page 25 SW6 R6...
  • Page 26 POWER 2.44V 1.73V 1.04V 0929 Add for EMI WTOB_CON_4P WTOB_CON_4P 0Ohm 0Ohm KEY2 SIDE1 KEY1 0Ohm 0Ohm TACT_SW_4P TACT_SW_4P TACT_SW_4P TACT_SW_4P TACT_SW_4P TACT_SW_4P SIDE2 CON1 CON1 1.3KOhm 1.3KOhm 0929 change package to 0402 SOURCE MENU VOL- VOL+ 2.44V 1.73V 1.04V 0.35V C138D138N C138D138N...
  • Page 29 HOTEL Mode Clone Copying a BIN file into  USB flash. Copying a BIN file into ...
  • Page 30 TV to USB Copying a BIN file into USB flash  Insert USB flash disk into TV USB port.  Press “MUTE” key twice (MUTE OSD disappear) then  press “SOURCE” on key pad. Hotel Menu will come out. Select the item TV to USB and press Left or Right ...
  • Page 31 USB to TV (Method 1) Copying a BIN file into TV  Insert USB disk with available file into TV USB port.  Press “MUTE” key twice (MUTE OSD disappear) then  press “SOURCE” on key pad. The hotel menu will come out.
  • Page 32 USB to TV (Method 2) Copying a BIN file into TV  Insert USB disk with available file into TV USB port.  Reboot (AC Off/On) TV to update hotel settings  automatically. During upgrading the steps will be indicated on the display. When upgrade is finished.
  • Page 33 USB to TV (Method 2) Internal Working Method  If USB disk is found. The boot code will check that file  name HOTEL_833X.BIN exist in it. if it is, then the whole file size 64K bytes will copy to DDR memory first. Copy the settings into specific address of FLASH.
  • Page 34 +5V_STBY +5V_STBY CN202 CN202 R209 0Ohm R209 0Ohm SIDE1 C201 C201 0.1UF/16V 0.1UF/16V R201 R201 R202 R202 RC_IR R211 R211 0Ohm 0Ohm 10KOhm 10KOhm 100Ohm 100Ohm R212 R212 0Ohm 0Ohm LED_ON_OFF U201 U201 R213 R213 LED_TIMER C138D138N C138D138N NP_NC 0Ohm 0Ohm SIDE2 R210...
  • Page 36 U201 C205 R203 R214 R206 R204 Q201 Q204 Q202 R208 LED1 R207 LED2 R209 R205 CN202 C201...
  • Page 37: Revision History

    CONTENTS REVISION HISTORY SCHEMATIC Name SHEET 01.Contents Date Author Comments 02.Power Budget 2010/09/28 Cm/Jeff 1.00 For SR stage. 03.Block Diagram 2010/11/24 Cm/Jeff 1.01 For ER stage , all change list reference to ---->"xxav833x_Sch_change_list.xls" 04.DC to DC 2010/12/03 Cm/Jeff 1.02 For PR stage , all change list reference to ---->"xxav833x_Sch_change_list.xls" 05.03.MSD701PX-3A3D&USB&AUDIO-IN 06.MSD701PX-DDR2&LVDS&GPIO 07.MSD701PX-POWER...
  • Page 38 Power Block Diagram LED / IR Board Keypad Board +5V_Standby CMOS LDO +3V3_Standby 5V to 3.3V Unit +12V_NORMAL CMOS LDO +3V3_Normal 5V to 3.3V CN13 BD_+5V Panel_VCC P-mos CMOS LDO +2.5_Normal Module(Option) 5W+5W/7W+7W AUDIO AMP 5V to 2.5V +1.8V TUNER_+5V Switching power LDO 8V 5V to 1.8V...
  • Page 39 DDR BUS 1st: Hynix / H5PS5162FFR-G7 DDR2 512MBit TDMS/DDC 2nd: Winbond / W9751G6JB-18 HDMI 1 Back port DDR BUS 1st: Hynix / H5PS5162FFR-G7 DDR2 512MBit 2nd: Winbond / W9751G6JB-18 TDMS/DDC HDMI 2 FLASH BUS 1st: Mxic / MX25L6445EM2I-10G Flash BD Module 32MBit 2nd: Winbond / W25Q64CVSSIG TDMS/DDC...
  • Page 40 +5V_Standby +5V_Standby VCC1.3V +5V_Standby +1.8V U1 AX6607BA U1 AX6607BA +3.3V_Standby AX3513BTA AX3513BTA 4.7uH 4.7uH AX3513BTA AX3513BTA 4.7uH 4.7uH VOUT C389 C389 18PF/50V 18PF/50V C390 C390 15PF/50V 15PF/50V ACDetect 330KOHM 330KOHM 309KOhm 309KOhm R377 R377 R376 R376 PMBS3906 PMBS3906 300KOhm 300KOhm 150KOhm 150KOhm NORMAL_PWR_CTL...
  • Page 41 HDMI HDMI HDMI HDMI AUDIO AUDIO AUDIO AUDIO HDMI HDMI HDMI HDMI AUDIO AUDIO AUDIO AUDIO HDMI_A_RX0N LINEIN_L0 VGA_AU_LIN 2.2UF/16V 2.2UF/16V HDMI_A_RX0N RXA0N AUL0 VGA_AU_LIN HDMI_A_RX0P LINEIN_R0 2.2UF/16V 2.2UF/16V VGA_AU_RIN HDMI_A_RX0P RXA0P AUR0 VGA_AU_RIN HDMI_A_RX1N LINEIN_L1 2.2UF/16V 2.2UF/16V COMP_AU_LIN HDMI_A_RX1N COMP_AU_LIN 12 RXA1N AUL1...
  • Page 42 LVDS LVDS LVDS LVDS LVDS LVDS LVDS LVDS CFG_PWM0 LVB0P RXO0+ AB25 AC24 RN1B RN1B 10Ohm 10Ohm MIUA MIUA MIUA MIUA MIUA MIUA MIUA MIUA MIUB MIUB MIUB MIUB MIUB MIUB MIUB MIUB PWM0 LVB0P RXO0+ MIUA_A[0:13] MIUB_A[0:13] CFG_PWM1 LVB0M RN1A RN1A 10Ohm...
  • Page 43 VDDC3 GND136 VDDC6 GND137 FB20 FB20 VDDC2 +3.3V_Standby 120Ohm/100Mhz 120Ohm/100Mhz AVDD33_DVI AVDD33_ADC AVDD33_DMPLL AVDD33_AU AVDD33_EAR VDDC5 HEATSINK3 HEATSINK3 VDDC8 VDDC10 GND135 VDDC1 C117 C117 C118 C118 C119 C119 C123 C123 C124 C124 C116 C116 VDDC4 GND123 VDDC1.2V VDDC7 GND129 VDDC9 AP2306GN AP2306GN HEATSINK...
  • Page 44 PCMCIA PCMCIA PCMCIA PCMCIA PCMCIA PCMCIA PCMCIA PCMCIA PCM_D0 PAD_PCM_D0 PAD_TS1_D0 TS1_D0 R145 R145 33Ohm 33Ohm R148 R148 33Ohm 33Ohm PCMDATA[0]/CI_DATA[0] TS1DATA[0] PCM_D1 R149 R149 33Ohm 33Ohm PAD_PCM_D1 PAD_TS1_D1 R150 R150 33Ohm 33Ohm TS1_D1 C327 C327 C391 C391 C392 C392 C348 C348 AD14...
  • Page 45 +1.8V DDR2_PWR FB27 FB27 DDR2_PWR R215 R215 150Ohm 150Ohm MA_MCLK C182 C182 120Ohm/100Mhz 120Ohm/100Mhz C191 C191 C192 C192 C193 C193 C195 C195 C210 C210 C219 C219 C206 C206 C207 C207 C208 C208 C209 C209 C211 C211 C212 C212 C213 C213 C214 C214 C215...
  • Page 46 +5V_HDMIA CN10 CN10 MLSEP08A-2510NC MLSEP08A-2510NC +3.3V_Normal HDMIA_RX2P HDMIA_RX2P R484 R484 4.7Ohm 4.7Ohm HDMI_A_RX2P HDMI_A_RX2P 5 INPUT1 OUTPUT1 HDMIA_RX2N HDMIA_RX2N R485 R485 4.7Ohm 4.7Ohm HDMI_A_RX2N INPUT2 OUTPUT2 HDMI_A_RX2N 5 P_GND4 GND1 GND2 HDMIA_RX1P HDMIA_RX1P R486 R486 4.7Ohm 4.7Ohm HDMI_A_RX1P P_GND2 INPUT3 OUTPUT3 HDMI_A_RX1P 5 HDMIA_RX1N...
  • Page 47 +5V_Standby VGA5V R294 R294 NP_NC2 10KOhm 10KOhm NP_NC1 PC_AU_INL VGA_AU_LIN PC_AU_INR R104 R104 VGA_AU_RIN 0.1UF/16V 0.1UF/16V 0Ohm 0Ohm C233 C233 C234 C234 R295 R295 R299 R299 C235 C235 R300 R300 C236 C236 PHONE_JACK_3P PHONE_JACK_3P 10KOhm 10KOhm BAT54C BAT54C R298 R298 R297 R297 0.1UF/16V...
  • Page 48 COMPONENT (Y Mix CVBS Input) CN16 CN16 Y1_IN R311 R311 0Ohm 0Ohm Y-_GND PB1_IN R312 R312 0Ohm 0Ohm PB-_GND PR1_IN R313 R313 0Ohm 0Ohm R314 R314 C244 C244 R315 R315 C245 C245 R316 R316 C246 C246 Y-_GND 0Ohm 0Ohm PB-_GND 0Ohm 0Ohm PR-_GND...
  • Page 49 TUNER_+5V S_CVBS S_CVBS FB32 FB32 R324 R324 120Ohm/100Mhz 120Ohm/100Mhz 75Ohm 75Ohm R325 R325 C252 C252 75Ohm 75Ohm 100UF/16V 100UF/16V PMBS3906 PMBS3906 R326 R326 SC_FB1 C254 C254 470Ohm 470Ohm C253 C253 C251 C251 R327 R327 75Ohm 75Ohm SC1_R C255 C255 R328 R328 SC1_R- 47PF/50V...
  • Page 50 +3.3V_Normal +3.3V_Normal 120Ohm/100Mhz 120Ohm/100Mhz R532 R532 R531 R531 10KOhm 10KOhm +3.3V_Normal 47KOHM 47KOHM R538 R538 C149 C149 100Ohm 100Ohm 0.1UF/16V 0.1UF/16V 1UF/16V 1UF/16V HP_OUT_L_1 R533 R533 R534 R534 10KOhm 10KOhm 10KOhm 10KOhm R526 R526 HP_MUTE 100Ohm 100Ohm HP_DET PMBS3904 PMBS3904 R539 R539 4.7KOhm...
  • Page 51 TDTK-G641D TDTK-G641D +12V_NORMAL IF_5V IF_5V TUNER_+5V APE1117AK-HF APE1117AK-HF 10UH 10UH FB36 FB36 R467 R467 22Ohm 22Ohm R470 R470 22Ohm 22Ohm R473 R473 22Ohm 22Ohm 120Ohm/100Mhz 120Ohm/100Mhz R468 R468 22Ohm 22Ohm R471 R471 22Ohm 22Ohm R474 R474 22Ohm 22Ohm IF_AGC Vout R469 R469 22Ohm...
  • Page 52 +3.3V_Normal R432 R432 10KOhm 10KOhm +12V_NORMAL PANEL_VCC +5V_Standby R102 R102 33Ohm 33Ohm OD_OCP_SEL R390 R390 0Ohm 0Ohm FB40 FB40 120Ohm 120Ohm C359 C359 CN12 CN12 0.1UF/16V 0.1UF/16V C360 C360 C361 C361 R433 R433 0.22UF/25V 0.22UF/25V 0.1UF/16V 0.1UF/16V RXE4+ RXE4+ RXE3+ RXE4- 56KOhm 56KOhm...
  • Page 53 TUNER_+5V FB38 FB38 120Ohm/100Mhz 120Ohm/100Mhz C120 C120 0.1UF/16V 0.1UF/16V R114 R114 1.5KOHM 1.5KOHM R310 R310 R441 R441 H-type 2.2kOHM 2.2kOHM 4.7Ohm 4.7Ohm CN17 CN17 SPDIF_OUT 5,10 C369 C369 R100 R100 1UF/16V 1UF/16V 68Ohm 68Ohm PMBS3904 PMBS3904 R112 R112 3.3KOHM 3.3KOHM C278 C278 1UF/16V...
  • Page 54 +5V_Standby USB5V FB43 FB43 USB_Power 120Ohm 120Ohm C371 C371 C372 C372 C125 C125 C373 C373 C374 C374 0.75A/8V 0.75A/8V AP2307GN AP2307GN R443 R443 R359 R359 33KOHM 33KOHM 56KOhm 56KOhm R137 R137 56KOhm 56KOhm R466 R466 100KOHM 100KOHM R144 R144 56KOhm 56KOhm USB_PWR_SW PMBS3904...

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