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32” LCD-TV

Service Manual

April 12,2005

Version 1.0

Содержание V32FLBB

Страница 1: ...32 LCD TV Service Manual N NT TS SC C S Sy ys st te em m V V3 32 2F FL LB BB B V V3 32 2F FC CB BB B V V3 32 2F FM MB BB B April 12 2005 Version 1 0...

Страница 2: ...emote Control 8 6 Disassembly Instructions 10 7 Block Diagram 14 8 Troubleshooting 15 9 Factory Mode Setting 20 10 Electronic Circuit Description 21 11 Circuit Diagram 24 12 PCB Layout 45 13 Electrica...

Страница 3: ...ion equipment during a lightning storm or when it is left unattended and unused for long periods of time unplug it from the wall outlet and disconnect the antenna This will prevent damage to the equip...

Страница 4: ...in installation Do not place the product in an enclosed place such as a bookcase or rack unless proper ventilation is provided or the manufacturer s instructions are followed 1 2 Product Safety Notice...

Страница 5: ...80i HDTV Ready Analog I P 15 pin D Sub Connector Digital I P 24 pin DVI Connector PnP compatibility DDC 2B Analog DVI 1 0 HDCP 1 0 Digital I P Frequency FH 31 5KHz to 60KHz FV 56Hz to 75Hz PC I P Reco...

Страница 6: ...28 72 625 600 22 2 6 SVGA 60HZ 800 600 37 879 60 317 40 0 1056 800 88 128 628 600 23 4 7 SVGA 72HZ 800 600 48 077 72 188 50 0 1040 800 64 120 666 600 23 6 8 SVGA 75HZ 800 600 46 875 75 0 49 5 1056 800...

Страница 7: ...3 Connection Applications 3 1 DVI port for HDCP Input D sub port for PC Input 3 2 DVI port for PC Input D sub port for Video Input 5...

Страница 8: ...d by using the Volume Treble and Bass controls on your TV These connectors should be used with an external amplifier that can be used to control the volume Video O P The main display must set to TV mo...

Страница 9: ...4 Control Location Rear Side Before operating the LCD TV or remote control users must press MAIN POWER switch to ON The MAIN POWER switch is located at the bottom left back of the LCD TV Front Side 7...

Страница 10: ...5 Remote Control 5 1 Remote Control 8 VIDEO SWAP...

Страница 11: ...io MTS button Cycle through Stereo Mono or Separate Audio Program SAP multi channel sound services TREBLE button Adjust treble level BASS button Adjust bass level SUBWOOFER button Enable Disable the s...

Страница 12: ...with a soft material to protect the panel faceplate A Pull down two hooks to open the bottom cover B Pull down two hooks to open the side cover 10 C Remove 4 screws and then take base assembly apart f...

Страница 13: ...ver apart from the LCD TV G Remove 4 screws from the VESA wall mounting bracket H Remove the shield of power box H Remove 2 screws and then disconnect 3 wire assemblies from power box H Remove 1 screw...

Страница 14: ...I Remove 8 screws from the Main board and then take Main board apart from the Panel bracket 12 J Remove 6 screws from the Panel Bracket...

Страница 15: ...13 K Take Panel Bracket apart from the Front Cover...

Страница 16: ...14 7 Block Diagram...

Страница 17: ...nd Video Device is normal z Press POWER button to turn on the TV again z Press AV SV or CV button on the remote control to select the corresponding video source PP1 Double Images Ghosts If the TV suff...

Страница 18: ...eep the antenna cable away from other connecting cables z Press MTS button to select Mono which will reduce the noise z Adjust BASS or TREBLE properly on remote control PC1 PC display is Not Full Scre...

Страница 19: ...Picture Halt Abnormal NG1 Issues can t be solved z If the picture still abnormal execute Clear EEPROM STEPS 1 Press POWER Button to turn on LCD TV 2 Use right hand to press Ch and Ch buttons simultan...

Страница 20: ...r Restart signal to ensure H V sync are not absent End Is it entering screen protection or power saving on PC mode No Picture appears Picture appears Replace Main Board PWB 0713 No No No Yes Re plug N...

Страница 21: ...rd PWB 0713 and then check picture Change Power Module PB01 and then check picture No Re welding and then check the picture Re plug the panel cables and check the picture Check if SMT devices around I...

Страница 22: ...Service Menu offers qualified personnel to adjust parameters Please don t adjust the parameters until the manufactory notices If the parameters are modified carelessly please execute initial EEPROM t...

Страница 23: ...applied to INOR INOG INOB of I16 Scalar PW218 H sync V sync are applied to I28 79 80 H Sync V Sync and the processed signal taken from 129 131 are fed into I16 J3 J1 INOHS INOVS CLK signal is taken f...

Страница 24: ...Data bus A1 A19 D0 D15 transfer data between I16C Scalar PW218 and I34 MCU sheet 11 I16C AB13 is connected with Infrared Receiver via connector P13 15 The ports A1BLU A1GRN A1RED of I16D Scalar PW218...

Страница 25: ...10 5 Video TV Expand Card Optional Refer to circuit diagrams sheet 1and 2 of PWB 0733 This Video Expand Card processing video and audio signals is no need for pure monitor 1 Video Different video sig...

Страница 26: ...11 Circuit Diagram 11 1 Main Board PWB 0713 24...

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Страница 43: ...11 2 Tuner I O Board PWB 0733 41...

Страница 44: ...42...

Страница 45: ...11 3 Interface Key IR Board PWB 0768 43...

Страница 46: ...Yellow 5 7 5V Red 8 10 GND Black 11 Backlight Control G 12 13 24V 12V ON OFF W CN3 1 Inverter ON OFF White 2 Backlight Control Blue 3 7 24V Red 8 12 GND Black CN2 CN3 Top View AC IN Connector 11 4 Pow...

Страница 47: ...12 PCB Layout 12 1 Main PCB PWB 0713 Front Side 45...

Страница 48: ...Rear side 46...

Страница 49: ...12 2 Tuner PCB I O PCB PWB 0733 Front Side Rear side 47...

Страница 50: ...12 3 Interface Key IR PCB PWB 0768 Front Side Rear side 48...

Страница 51: ...onnector Board assembly 5098800959 5097636408 5098800983 5098800975 5 PWB 0733 1 Tuner Board assembly 5098800960 5098800975 5098800984 5098800976 6 PWB 0733 2 I O Board assembly 5098800961 5098800976...

Страница 52: ...97 5057404397 14 PJ003B Wire Ass y W 2P Conn Speaker connector R and L x 2 pc s 5057404371 5057404371 15 SP01 Speaker x1 SPk 256 10 15W 4ohm 5055125600 5055125600 16 SP02 Speaker x1 SPk 256 10 15W 4oh...

Страница 53: ...14 Mechanical Disassembly 51...

Страница 54: ...NEL 5642730702 M10 5C01 LCD MAIN BRACKET for CPT PANEL 5642730701 M11 5C04 MAIN PCB SHIELD 5646257000 M12 5B03 VESA BRACKET 5648743900 M13 6B02 BACK COVER w o Sponge VESE Plate 5642298801 M14 6B04 NEC...

Страница 55: ...e g V32FLBB U21 MP 1 0 0214 zip to Bin Folder Step2 Update the firmware 1 Connect Power Cord to the LCD TV 2 Connect Exclusive Cable between RS 232 Port of PC and D Sub Connector of LCD TV 3 Make sure...

Страница 56: ...6 When the screen appears following window select appcode and then click o 7 Click Flash button and then the window will appear Waiting for target reset 54...

Страница 57: ...the Main Power Switch to OFF and then ON 3 When UPDATE EEPROM appears on the screen release Ch and Ch buttons which you re pressing Step4 Enter Factory mode to check the firmware version 1 Press Power...

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