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Toshiba TheaterWide 23HL85, Service Manual

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Toshiba TheaterWide 23HL85 Service Manual Download Page 27

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4)  Double-click "ISPUtility1.0.0.6.exe" to start installation of Genesis ISP Utility1.

Continue the installation following instructions on the window.

Double-click this to start installation

Click [Next]

Select "I accept the agreement" and 
click [Next]

5)  Click [Next] to continue the installation.

Click [Next]

Click [Next]

6)  Select the "create a desktop icon" checkbox on the installation window, and click [Next] to continue 

the installation. Click [Finish] last to complete the installation. (ISP Utility icon will be created on the 

desk top.)

Click [Next]

Click [Finish] to complete the installation

Installation of necessary software programs for "SCALER Firmware Installation" in PC has been 

completed.

Summary of Contents for TheaterWide 23HL85

Page 1: ... 1 SERVICE MANUAL LCD Color Television 23HL85 FILE NO 050 200531 Published in Japan Sep 2005 YC TOSHIBA CORPORATION 2005 ...

Page 2: ...ONS 8 2 2 AUTO GAIN OFFSET ADJUSTMENT 8 2 3 DDC EDID DATA READ WRITE 9 3 VCTI FIRMWARE INSTALLATIONS UPGRADING 19 3 1 VCTI FIRMWARE INSTALLATIONS 20 3 2 SCALER FIRMWARE INSTALLATIONS 26 4 TROUBLESHOOTING 33 5 EXPLODED VIEW 43 6 CHASSIS AND CABINET REPLACEMENT PARTS LIST 44 7 PC BOARDS TOP BOTTOM VIEW 54 8 SCHEMATIC DIAGRAM 57 8 1 WIRING DIAGRAM 58 8 2 BLOCK DIAGRAM 59 ...

Page 3: ...f injury or where there could be physical damage in the event of operational error Physical damage means major damage to a home furnishings and other possessions Examples of marks SHOCK HAZARD PROHIBIT DISASSEM BLING UNPULUG The indicates caution including danger and warning The actual meaning of this caution is indicated inside the or nearby illustrations or text The example shown to the left ind...

Page 4: ...ark is included in a circuit diagram or parts list Parts mounting and routing of the wiring should be the same as that used originally For safety purposes insulating materials such as tubing or tape is sometimes used and printed circuit boards are sometimes mounted floating Also make sure that wiring is routed and clamped to avoid parts that generate heat and which use high voltage Always follow t...

Page 5: ...le with the corresponding holes in the LCD cover and fasten with screws Do not strongly push on the mod ule because any impact can adversely affect the perform ance Also use caution when handling the polarized screen because it can easily be damaged CAUTION The metal edges of the LCD module are sharp handle it with care 3 If the panel surface becomes soiled wipe with cotton or a soft cloth If this...

Page 6: ...ecifications Failure to do so could result in freezing of the liquid crystal due to cold air or loss of resilience or other damage 9 Do not disassemble the LCD module Such actions could result in improper operation 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 ...

Page 7: ...1 1 1 Press MUTE on the remote control once 1 1 2 Press MUTE again and press on LCD TV Service mode displayed on TV screen VCTi version Items other than those enclosed by are default settings Item Default setting 3D Comb Filter 1 HDTV 1 PC Information 1 Speaker Outout 0 FLI2310 1 Country 2 Canadian Vchip 0 BS 0 Module Option 0 Scaler version ...

Page 8: ...enerator to the component jack D Jack of LCD TV 3 Change the TV input mode to component mode 4 Select 480p Mode Y 100 Pb Pr 75 in Pattern Generator Select Pattern 33 Color Bar Pattern signal in Pattern Generator MSPG925F 5 Go into service mode and Auto Gain menu appears and then press VOL 6 Press OK to store the adjustment data 2 2 3 PC Mode Adjustment Preparation Carry out Heat Run for 30 minutes...

Page 9: ... sys J Windows system32 Drivers WinEDID_2 0 exe Be very careful that DDC EDID data read write varies depending on Operating System conditions of PC See the flowchart below Start OS MS Windows 2000 XP OS MS Windows 98 Port Setup 2 3 1 Preparation EDID Reading Writing 2 3 2 EDID Read 2 3 3 EDID Write 2 3 4 Confirmation of Updated EDID Data 2 3 5 ...

Page 10: ... 10 2 3 1 Port Setup Windows 2000 XP only 1 Copy UserPort sys file to c windows system32 drivers ...

Page 11: ...ts up the installation program runs automatically Continue the installation by following instructions on the window Click Next to continue the installation Click Yes to continue the installation 4 Select Typical on the Setup Type window and click Next to continue Click Next to continue Select Typical and click Next to continue ...

Page 12: ...ct Yes I want to restart and click Finish to complete the installation 6 Double click UserPort exe to begin the installation Double click UserPort exe 7 Click the numbers in the red circle on the UserPort window and click Remove to remove all default numbers Click Remove to remove all default numbers ...

Page 13: ...d click Add After key in Value 300 3FF click Add to store 300 3FF 9 Confirm that 300 3FF is added on the UserPort window Then update the driver using the following procedure 1 Click Update 2 Click Start 3 Click Exit to finish the setup Added Value 300 3FF appears 2 1 3 ...

Page 14: ...ig See the figure below After connection is completed turn the power ON of the LCD TV ADAPTER Monitor Power select switch Power inlet V Sync On Off switch Switch must be ON ST switch Power LED LCD TV D SUB Cable PC Parallel Port Parallel Port Cable DDC Jig Power cord ON OFF ON OFF ...

Page 15: ...to read EDID data Double click WinEDID exe 2 The WinEDID window opens The program might read the current EDID data automatically Current EDID data might be displayed on the WinEDID window Ignore this error message appearing several times by clicking OK ...

Page 16: ...23HL series Click Open 2 When the file is found click the file to open Select EDIC file edi that matches TV size and click Open 3 The content of selected EDID file is displayed on the WinEDID window Click Update Note Do not change any data appeared in User Info Content of selected EDID file Click Update Do not change ...

Page 17: ...pdate EDID data Click Write 5 When checksum error message appears ignore this error and click Y Upon writing process completed Write Data Finished message will appear Click Y Upon writing process completed Write Data Finished message will appear ...

Page 18: ...8 2 3 5 Confirmation of Updated EDID Data Click Read to confirm that the EDID data are written as copied from original data Click Read Upon reading process completed Read Data Finished message will appear ...

Page 19: ...Ti49xxY firmware No program is included in the IC200 spare parts This firmware program must also be installed when a new firmware upgrade file is supplied to improve the performance Note In this VCTi Firmware Installation Upgrading section show a clicking point on installation menu VCTi firmware version Firmware version indication SCALER firmware version Scaler Firmware indication ...

Page 20: ...sion vct49xyi zip Setup_Visual_I2C_v3xxx exe SetupLptDrv9x010400 exe Setup_LptDrv_v0202_XP_2000 exe Note These software programs are supplied as required 2 Double click Setup_Visual_I2C_v3xxx exe Continue the installation by following instructions on the window Click Finish at the last to complete the installation Click Yes Click Next on the Visual I2C Program installation window ...

Page 21: ...he following window opens Click I Agree on the installation window to complete the driver installation Click I Agree to complete the driver installation 4 Unzip vct49xyi zip file After unzipping vct49xyi zip folder will be created Unzip vct49xyi zip file to create vct49xyi zip folder Installation of software programs necessary for VCTi Firmware Installation Upgrading in PC has been completed ...

Page 22: ...standby mode The LED lights up red 7 Press the Jig switch again Connect USB cable connector small Connect directly to D sub 25 pin connector on PC Connect one D sub 9 pin cable connector Connect USB cable connector small to USB connector on Jig board Connect USB cable connector large to USB connector on PC Connect one D sub 9 pin cable connector to PC connector on TV Connect the other D sub 9 pin ...

Page 23: ...2 An error message appears Ignore this message Click OK to continue installation Click OK 3 The following window appears Double click the file name next to Load Bin Flash Double click this file name 4 The following window appears Click the button at the right end of Name to open the file select window Click button ...

Page 24: ...cted file is displayed in Name on the Watch Item window Necessary firmware has been appeared Click OK Click OK 7 Set printer LPT on the vcth_txt_vi2c window Select File Preferences LPT Preferences to open the LPT Setting window Set LPT1 for LPT Port and 8 for Delay and click OK Set LPT1 Set 8 Click OK ...

Page 25: ... data 10 Click Load Bin Flash to start installation of the firmware Note Progress window appears and wait till 100 completed 8 9 10 11 Press the Jig switch down 12 Disconnect the cable from PC connector on TV 13 Unplug the AC power cord and plug it again and turn ON the power of TV 3 1 3 Confirmation after Installation of VCTi Firmware Go into service mode to check that the VCTi firmware version i...

Page 26: ...re supplied as required 2 Double click CGProbe Redistributable 5 1 0 5 exe to start installation of Genesis CGprobe Library 5 Continue the installation following instructions on the window 3 Click Finish last to complete the installation Upon completion of installation the DLPortIO folder is created in C Program Files to store necessary files Click Next Select I accept the agreement and click Next...

Page 27: ...ick Next 5 Click Next to continue the installation Click Next Click Next 6 Select the create a desktop icon checkbox on the installation window and click Next to continue the installation Click Finish last to complete the installation ISP Utility icon will be created on the desk top Click Next Click Finish to complete the installation Installation of necessary software programs for SCALER Firmware...

Page 28: ...nect D sub 9 pin connector on Jig to D sub 9 pin connector on PC 5 Plug the AC power cord to go into standby mode The LED lights up red Connect USB connector on Jig to USB connector on PC Connect to D sub 9 pin connector on PC Connect PC connector on Jig to PC connector on TV with D sub cable Connect PC connector on Jig to PC connector on TV with D sub cable Connect USB connector on Jig to USB con...

Page 29: ...P Utility window Click T to select Serial 3 Set Chip in ISP Settings to GM5221BC on the Genesis ISP Utility window Click T to select GM5221BC 4 Set Flash in ISP Settings to SST39F010 on the Genesis ISP Utility window Check all settings and click Settings Click T to select SST39F010 Check all settings and click Settings The Connection Settings window appears ...

Page 30: ...a file Click OPEN to load necessary hex data file 7 Check that the necessary hex data file name is displayed in Flash Image on the Genesis ISP Utility window Setup of the SCALER firmware upgrading is completed Check that the hex data file has been loaded Item Setting Port COM1 Baud Rate 115200 Datat Bits 8 Parity None Stop Bits 1 Read Interva 0 Read Multiplier 0 Read Constant 0 Write Multiplier 0 ...

Page 31: ... disappears 2 The Service Mode window appears on the TV screen Check the SCALER firmware version before upgrade SCALER firmware version before upgrade 3 Move the cursor to Scaler Download with CH T on the remote control Then press VOL to perform Scaler Download Remote control CH T Select Scaler Download item VOL Perform Scaler Download 4 The SCALER DOWNLOAD window appears on the TV screen and the ...

Page 32: ...as been installed 7 Unplug the AC power cord from TV Wait for about 5 seconds and connect the AC power cord again 3 2 4 Checking after Upgrading of SCALER Firmware Set TV to service mode The TV goes into service mode Check that the SCALER firmware version is upgraded Upgraded SCALER firmware version Upon completion of the installation ISP successful appears in Status of Run ISP ...

Page 33: ...ange VCTi IC200 of Main B D Change IC1104 IC1105 IC1106 or check short circuits of Main B D Check 15V or ST_5V of Power B D Check Output of IC1104 IC1105 IC1106 Fail Check LED Assy Check IC203 Pin 7 Level High 5V Fail Pass Pass Pass Pass Process A Change LED Assy Fail Fail Ref 1 1 1 15V P1000 13 14 Ref 1 ST_5V P1100 1 Ref 1 1 ...

Page 34: ...R724 Check the input output of IC501 Pass Pass Pass Re soldering or Change The defect part of IC450 IC451 Fail Re soldering or Change The defect part of IC501 X500 IC701 Pass Ref 3 Component Y signal Iutput IC701 Switching IC 3 Ref 2 H_sync Input IC701 Switching IC 23 Ref 2 1 V_sync Input IC701 Switching IC 13 Ref 2 2 Component Y signal Iutput IC501 Scaler IC 147 Ref 3 Process B Ref 2 2 1 2 2 ...

Page 35: ... Fail Fail Pass Pass Fail Fail Check R10 Level Component High Video1 Low Check short circuits of Main B D or Change IC400 Check short circuits of Main B D or Change the defect part Check short circuits of Main B D Component mode don t meed check Check the input output of IC400 Pass Pass Ref 6 6 1 Ref 5 Ref 4 4 1 4 2 Process B ...

Page 36: ...ut IC200 68 Ref 4 1 ITU656 Clock Out IC200 VCTI 83 Ref 4 Y separated output IC300 Comb Filter 96 Ref 5 Y Signal Input IC200 62 Ref 4 2 Component H Signal output IC400 66 Ref 6 1 Component V Signal output IC400 64 Ref 6 ...

Page 37: ...or Change IC701 Repeat Process A Check Level High of R724 Fail Fail Fail Pass Pass Pass Pass Check the input output of IC701 Check the input output of IC501 Ref 8 Component Y signal Iutput IC501 Scaler IC 147 Ref 8 V_sync Input IC701 Switching IC 13 Ref 7 2 H_sync Input IC701 Switching IC 23 Ref 7 1 Component Y signal Iutput IC701 Switching IC 3 Ref 7 Ref 7 7 1 7 2 ...

Page 38: ...o Low Pass Pass Check the output of TU100 Pass Check the input output of IC200 Check the input output of IC300 Comb Filter Pass Ref 10 Fail Fail Fail Check 5V 33V of TU100 Re soldering or Change the defect part S Video skip this square box Fail Process B Ref 9 9 1 9 2 Y Signal Input IC200 68 Ref 9 1 ITU656 Clock Out IC200 VCTI 83 Ref 9 Y separated output IC300 Comb Filter 96 Ref 10 Y Signal Input ...

Page 39: ...DMI 23HL85 Repeat Process A Pass Fail Check the Input Output of IC600 Re soldering or Change the defect part check IC600 Pass Ref 11 11 1 Process B PC H Signal Input IC501 181 Ref 11 1 HDMI H Signal output IC600 2 Ref 11 ...

Page 40: ... Process A Pass Fail Check the Input Output of IC200 Re soldering or Change the defect part check IC200 Pass Ref 12 12 1 12 2 Process B Y Signal Input IC200 68 Ref 12 1 ITU656 Clock Out IC200 VCTI 83 Ref 12 Y Signal Input IC200 62 Ref 12 2 ...

Page 41: ... Check the IC800 2 4pin Level Video1 High PC Low Check Input Output 12V of IC800 Fail Check short circuits of Main B D Pass Pass Check the Input Output of IC200 Fail Re soldering or Change IC200 Pass Check the Input Output of IC900 Fail Re soldering or Change IC900 Pass Pass Check the speaker Fail Change speaker Process C Ref 13 Sound Input IC900 3 5 Ref 13 ...

Page 42: ...Output of IC650 Re soldering or Change the defect part check IC650 Fail Change source Input Pass Fail Check the IC801 2 4 pin Level HDMI_DAC_L High HDMI_L_IN Low Check short circuits of Main B D Pass Fail Check the Input Output 12V of IC800 Change IC702 Pass Process C ...

Page 43: ... 43 5 EXPLODED VIEWS 23HL85 010 130 140 150 040 020 080 090 120 110 160 030 050 Y151 ...

Page 44: ... 25V 80 C83 72795197 0CE476WF6DC ELECTROLYTIC 47UF MVK 16V 20 R T C84 72781845 0CH6030K116 CERAMIC 3PF 2012 50V 0 5 PF C100 72795171 0CH3103K516 CERAMIC 10000PF 50V 10 B Y5 C101 72796122 0CE107EK638 ELECTROLYTIC 100UF KMG 50V M FM5 C102 72795172 0CH3104K566 CERAMIC 0 1UF 50V 10 X7R 20 C103 72795171 0CH3103K516 CERAMIC 10000PF 50V 10 B Y5 C105 72795185 0CK273DK51A CERAMIC 27000PF 2012 50V 10 C106 7...

Page 45: ...C ELECTROLYTIC 100UF MVK 16V 20 R C273 72795172 0CH3104K566 CERAMIC 0 1UF 50V 10 X7R 20 C275 72795155 0CH6102K406 CERAMIC CHIP 1000PF 50V J SL 2012 C276 72795172 0CH3104K566 CERAMIC 0 1UF 50V 10 X7R 20 C300 72795148 0CH8106F691 ELECTROLYTIC 10UF 16V 20 105STD C302 72795171 0CH3103K516 CERAMIC 10000PF 50V 10 B Y5 C303 72795188 0CK475DD57A CERAMIC 4 7UF 2012 10V 10 X C305 72795172 0CH3104K566 CERAMI...

Page 46: ... C464 72795172 0CH3104K566 CERAMIC 0 1UF 50V 10 X7R 20 C484 72795191 0CE107WF6DC ELECTROLYTIC 100UF MVK 16V 20 R C486 72795172 0CH3104K566 CERAMIC 0 1UF 50V 10 X7R 20 C495 72795191 0CE107WF6DC ELECTROLYTIC 100UF MVK 16V 20 R C496 72795172 0CH3104K566 CERAMIC 0 1UF 50V 10 X7R 20 C502 72795191 0CE107WF6DC ELECTROLYTIC 100UF MVK 16V 20 R C506 72795172 0CH3104K566 CERAMIC 0 1UF 50V 10 X7R 20 C510 7279...

Page 47: ...ERAMIC 0 22UF 1608 16V 10 C909 72795172 0CH3104K566 CERAMIC 0 1UF 50V 10 X7R 20 C910 72795183 0CK225DH94A CERAMIC 2 2UF 2012 25V 80 C911 72795172 0CH3104K566 CERAMIC 0 1UF 50V 10 X7R 20 C912 72795183 0CK225DH94A CERAMIC 2 2UF 2012 25V 80 C914 72795172 0CH3104K566 CERAMIC 0 1UF 50V 10 X7R 20 C915 72795182 0CK224CF56A CERAMIC 0 22UF 1608 16V 10 C916 72795192 0CE107WH6DC ELECTROLYTIC 100UF MVK 25V 20...

Page 48: ...GLAZE 100 OHM 1 10 W 5 16 R26 72795382 0RJ1001D677 METAL GLAZE 1K OHM 1 10 W 5 160 R27 72795382 0RJ1001D677 METAL GLAZE 1K OHM 1 10 W 5 160 R28 72795375 0RJ0222D677 METAL GLAZE 22 OHM 1 10 W 5 160 R33 72795395 0RJ4703D677 METAL GLAZE 470K OHM 1 10 W 5 1 R34 72795395 0RJ4703D677 METAL GLAZE 470K OHM 1 10 W 5 1 R35 72796215 0RJ1802D677 METAL GLAZE 18K OHM 1 10 W 5 16 R37 72795375 0RJ0222D677 METAL G...

Page 49: ... W 5 16 R236 72795336 0RH1500D622 METAL GLAZE 150 OHM 1 10 W 201 R237 72796206 0RH2202D622 METAL GLAZE 22K OHM 1 10 W 201 R238 72795336 0RH1500D622 METAL GLAZE 150 OHM 1 10 W 201 R239 72795384 0RJ1002D677 METAL GLAZE 10K OHM 1 10 W 5 16 R240 72795384 0RJ1002D677 METAL GLAZE 10K OHM 1 10 W 5 16 R241 72796217 0RJ4700D677 METAL GLAZE 470 OHM 1 10 W 5 16 R242 72795336 0RH1500D622 METAL GLAZE 150 OHM 1...

Page 50: ... GLAZE 47 OHM 1 10 W 5 160 R511 72795379 0RJ0822D677 METAL GLAZE 82 OHM 1 10 W 5 160 R513 72795380 0RJ1000D677 METAL GLAZE 100 OHM 1 10 W 5 16 R518 72796218 0RJ4990D477 METAL GLAZE 499 OHM 1 10 W 1 16 R520 72795380 0RJ1000D677 METAL GLAZE 100 OHM 1 10 W 5 16 R527 72795345 0RH4701D622 METAL GLAZE 4 7K OHM 1 10 W 20 R529 72795380 0RJ1000D677 METAL GLAZE 100 OHM 1 10 W 5 16 R535 72795394 0RJ4701D677 ...

Page 51: ...622 METAL GLAZE 15K OHM 1 10 W 201 R1111 72795398 0RJ6801D477 METAL GLAZE 6 8K OHM 1 10 W 1 1 R1112 72795397 0RJ5601D477 METAL GLAZE 5 6K OHM 1 10 W 1 1 R1114 72795352 0RH7501D622 METAL GLAZE 7 5K OHM 1 10 W 20 R1115 72795345 0RH4701D622 METAL GLAZE 4 7K OHM 1 10 W 20 R1117 72795389 0RJ2202D477 METAL GLAZE 22K OHM 1 10 W 1 16 R1118 72795400 0RJ9311D477 METAL GLAZE 9 31K OHM 1 10 W 1 R1201 72795358...

Page 52: ...2795447 0TR388109AA TRANSISTOR KTC3881 CHIP TP KEC Q201 72795445 0TR150400BA TRANSISTOR CHIP 2SA1504S ASY B Q202 72795446 0TR387500AA TRANSISTOR CHIP 2SC3875S ALY B Q203 72795445 0TR150400BA TRANSISTOR CHIP 2SA1504S ASY B Q300 72795446 0TR387500AA TRANSISTOR CHIP 2SC3875S ALY B Q905 72795448 0TFIR80017B TRANSISTOR FET IRLML5203TRPBF LF IN Q1100 72795446 0TR387500AA TRANSISTOR CHIP 2SC3875S ALY B D...

Page 53: ...86 6871TPT326A PC BOARD ASSY POWER T23HL85 POWER TOTAL 090 72782413 33139N2020A MAIN TOTAL ASSEMBLY T23HL85 MAIN TOSHIBA 120 72782414 68719ST783A PWB PCB ASSEMBLY SIDE ML05TA TOSHIBA 23INCH ALL SIDE 130 72782415 68719ST781A PWB PCB ASSEMBLY CONTRO ML05TA TOSHIBA 23INCH ALL CONTROL 140 72782416 68719ST782A PWB PCB ASSEMBLY CONTRO ML05TA TOSHIBA 23INCH ALL IR LED TUNER TU100 72795449 6700VS0003D TUN...

Page 54: ... 54 7 PC BOARDS TOP BOTTOM VIEW MAIN BOARD BOTTOM FOIL SIDE The information contained in this section subjects to model ...

Page 55: ... 55 MAIN BOARD TOP COMPONENT SIDE ...

Page 56: ... 56 CONTROL BOARD TOP COMPONENT SIDE CONTROL BOARD BOTTOM FOIL SIDE SIDE A V BOARD TOP COMPONENT SIDE SIDE A V BOARD BOTTOM FOIL SIDE IR BOARD TOP COMPONENT SIDE IR BOARD BOTTOM FOIL SIDE ...

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