Sharp LC-32LE345T Service Manual Download Page 26 | Manualshive

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LC-32LE345T

6 – 2

Display Trouble (White Screen)

White Screen

Check if the power supply for panel

Pin1,Pin2,Pin3 & Pin4 is OK (12V)

Check if the LVDS cable is right and if well

connected with the board

Change the panel or the LVDS cable

Change Main PWB

OK

OK

OK

NG

Reconnect properly the LVDS cable

NG

Function Trouble (ATV/DTV)

OK

OK

NG

No channel be find

Check the RF cable

Change Main PWB

Repair the external RF equipment

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Summary of Contents for LC-32LE345T

Page 1: ...INE 1 1 CHAPTER 2 SPECIFICATIONS 1 SPECIFICATION 2 1 CHAPTER 3 OPERATION MANUAL 1 OPERATION MANUAL 3 1 CHAPTER 4 REMOVING OF MAJOR PARTS 1 REMOVING OF MAJOR PARTS 4 1 CHAPTER 5 ADJUSTMENT 1 ADJUSTMENT 5 1 2 USB Clone Smart Loader 5 7 3 PUBLIC SETTING PROCEDURE 5 8 CHAPTER 6 TROUBLESHOOTING TABLE 1 TROUBLESHOOTING TABLE 6 1 CHAPTER 7 OVERALL WIRING BLOCK DIAGRAM 1 OVERALL WIRING DIAGRAM 7 1 2 SYSTE...

Page 2: ...tal cabinet screw heads knobs and control shafts escutcheon etc and measure the AC voltage drop across the resistor All checks must be repeated with the AC cord plug connection reversed If necessary a nonpolarized adaptor plug must be used only for the purpose of completing these checks Any reading of 0 74 Vrms this corresponds to 0 5 mA rms AC or more is excessive and indicates a potential shock ...

Page 3: ...d solder by 40 C and as it has poor solder wettability you may be apt to keep the soldering bit in contact with the PWB for extended period of time However Since the land may be peeled off or the maximum heat resistance temperature of parts may be exceeded remove the bit from the PWB as soon as you confirm the steady soldering condition Lead free solder contains more tin and the end of the solderi...

Page 4: ...T Ref No Part No Description N RUNTKA996WJPZ MAIN Unit N RUNTKA929WJQZ POWER Unit N RUNTKB010WJZZ LED Unit A N RUNTKB011WJZZ LED Unit B Ref No Part No Description N CLCDTA248WE05 LCD Panel Module Unit with CAB A SMM Module Dummy Cab B Single Packaging N RLCDTA262WJQZ LCD PANEL UNIT HIRAKI ...

Page 5: ...UT 4 AUDIO in COMPONENT in INPUT 5 VIDEO in AUDIO in INPUT 6 PC 15 pin mini D sub AUDIO in common use with INPUT 1 3 5 mm jack AUDIO OUT AUDIO out USB USB DIGITAL AUDIO OUTPUT Optical Digital Audio Output Headphone 3 5 mm stereo OSD language English Traditional Chinese Power Requirement AC 110 240 V 50 60 Hz Power Consumption 58 W 0 8 W Standby Dimensions without stand 750 W g 478 H g 55 D mm with...

Page 6: ...s buttons 5 Volume up e down f buttons 6 INPUT 1 INPUT 2 INPUT 3 HDMI terminal 7 INPUT 4 terminals 8 AUDIO OUT terminals 9 INPUT 5 terminals 10 Antenna input terminal AIR CABLE 11 INPUT 6 PC terminal 12 DIGITAL AUDIO OUTPUT terminal 13 USB terminal 14 Headphone jack 3 5 mm The speakers do not output volume when headphones are plugged in The INPUT 1 and INPUT 6 PC terminals can both use the same an...

Page 7: ...LC 32LE345T 3 2 ...

Page 8: ...lied with the TV Screw driver Screw Soft cushion Screws m4 used in step 3 2 Insert the stand base to the stand post on the bottom of the TV 1 3 Insert and tighten the 4 screws into the 4 holes on the bottom of the stand base 2 NOTE To detach the stand perform the steps in reverse order CAUTION Do not attach or detach the stand without holding it Doing so can cause the stand to fall resulting in se...

Page 9: ... WH 340M RD WH 243M 5GTXKEG CPWCN 1 REMOVING OF MAJOR PARTS 1 Removing of the Rear Cabinet Ass y and Stand Base 1 Remove the 4 screws and detach the Stand Base 2 Remove the 1 screw 3 screws and 8 screws 3 Detach the Rear Cabinet Ass y 6 Rear Cabinet Ass y 2 1 4 3 Stand Base 5 ...

Page 10: ...onnectors 1 Disconnect the following connectors from MAIN Unit SP PD LW 2 Disconnect the following connectors from POWER Unit PD L1 3 Disconnect the following connectors from Panel Ass y LW LA1 LA2 Panel Ass y LW MAIN Unit POWER Unit PD L1 LA1 LA2 LW SP PD ...

Page 11: ...rews 2 screws and detach the Bottom Bracket 2 3 Remove the 5 screws 2 hexagon screws and detach the MAIN Shield Remove the and detach the POWER Unit 4 Detach the Speaker L R 9 Speaker R 9 Speaker L 6 MAIN Unit 3 2 1 Bottom Bracket 4 Side Cover 8 7 POWER Unit SP 5 Side Cover 17 6a 4 screws 6a Main Unit 6 ...

Page 12: ...LC 32LE345T 4 4 4 Removing of the Chassis Ass y and LCD Panel Unit 1 Remove the 5 screws and detach the Chassis Ass y 2 Detach the LCD Panel Unit 2 Chassis Ass y 3 LCD Panel Unit CAB A Ass y 1 ...

Page 13: ...per Diffusion Sheet 3 Detach the Bottom Frame Left Frame and Right Frame 4 Detach the LCD Panel Unit 5 Detach the Bezel Ass y from CAB A 2 LED PWB B 3 4 Heat Spreader Reflection Sheet 14 13 12 5 LGP 8 Upper Diffusion Sheet 6 Lower Diffusion Sheet 7 Prism Sheet 10 Left Frame 11 Right Frame 9 Bottom Frame Bezel Ass y LCD Panel Unit CAB A Ass y 1 LED PWB A Chassis Ass y ...

Page 14: ...is switched automatically when relevant adjustment is started so far as the necessary input signal is available Remote controller key Main unit key Function CH CH Changing channel UP DOWN VOL VOL Changing volume UP DOWN Cursor Turning a page PREVIOUS NEXT Cursor Changing a selected line setting 10 10 INPUT button on remote con troller INPUT button Input source switching toggle switching TV DAV 1 S...

Page 15: ...re will be informed by MARUHEN Model Software Package 5 Software is successfully installed when the following appears at the end of the process 6 Once updating completed LCD TV will be automatically off after few seconds automatically restart 7 Menu Setup Identification Software Update USB 100 32LE345T QUIE_DTV_ASIA_PACK03_vXXXX bin ...

Page 16: ...cedure 1 Adjustment Signal Flicker Pattern 2H Checkered Pattern 2n 1 LEVEL 1 2MAX With Hiraki Panel Condition Input Flicker pattern RGB 2H 1 checkered pattern 2 Manual VCOM adjustment 1 Adjust the VCOM value by volume resistor VR on SC PWB with screw driver 2 Revolve the VR till the flicker become the weakest ...

Page 17: ... Lmin Lmax Lmin 1 2 2 6 Set the specified gradation for point 2 fix the most faint colour to get reference value adjust others 2 colour to minus adjustment for reference value of point 2 7 Measure Point 1 brightness Llow 8 Set the reference value R G B of Point 1 Ref 1 640 x 40 P1 where P1 255 x Llow Lmin Lmax Lmin 1 2 2 9 Set the specified gradation for point 1 Set G of point 1 to the default val...

Page 18: ...AC power off to exit the fac tory setting 1 Enter the adjustment process mode 2 Move the cursor to Factory Init on page 2 10 3 Press ENTER to execute 1 User setting 2 Channel data e g broadcast frequencies 3 Manufacturer s option settings 4 Password data 5 Setting values are set based on model destination Factory setting with adjustment process mode 4 After a while OK display appears and backgroun...

Page 19: ...using their respective USB terminal 2 How it works 1 Enter USB clone menu Smart Loader i Press panel key INPUT and VOL and AC on it will go to password entry OSD ii Enter digit 369 then it will go to Smart Loader Menu 2 Smart Loader function i SMLD Store To copy all related data from TV USB and put under a fixed filename SHP_SMLD bin 8kB ii SMLD Restore To restore the related data from USB TV iii ...

Page 20: ...o exit Public Mode There are the following ways to quit the public mode setup screen Turn off PUBLIC MODE in the adjustment process mode This way alone is not for quitting the setup screen but for quitting the mode by itself Turn off the power with the POWER key Select EXECUTE PUBLIC MODE stays on in the adjustment process mode The settings will be back to the factory ones 3 Public Mode Setting Va...

Page 21: ...on is operated a caution is displayed it times out in 5 seconds For the caution refer to the power on fixed message sheet The caution is not displayed when in the adjustment process hotel menu default setting MCL operation and auto preset Ch search operation The OSD display including the menu and this caution have priority over all others When OSD display described below is set to Variable this ca...

Page 22: ...e Exception None Remarks Setting is valid only when Volume fixed is selected for fixed This must be confirmed actually by changing also the sound volume in accordance with setting Selection Selection between Respond and No respond loop provide Default Respond Explanation Acceptability of keys by remote control is limited or reception of keys can be prohibited Limit in setting 1 In No respond setti...

Page 23: ...e the operation follows the last memory About options All the input sources in the model are made selectable When the input output switchable input source is selected and the input source is set to output the setting of input output switching is changed to input at the execution of hotel menu In addition the input output switching by menu is prohibited In TV mode the display of all channels is sto...

Page 24: ...ON Display preset channel plan when power on OFF Not display preset channel plan Default setting Remark When hotel mode is ON and PRESET CHANNEL PLAN is ON press power ON Panel or R C key it displays preset channel plan on the screen When user press ENTER key during ATV DTV its shows preset channel plan ...

Page 25: ...5V 3 Check U1 U4 for 3 3V 4 Check E1 for 1 8V 5 Check E2 for 1 3V 6 Check D3 for 2 5V Change Main PWB OK OK NG NG Display Trouble abnomal screen Abnormal Screen Check if the LVDS cable is right and if well connected with the board 1 Reconnect the cable 2 Change the LVDS cable Check if the LCD panel is OK Check if between the LVDS jack and U6 are well soldered Change panel Repair touch up the damag...

Page 26: ...n3 Pin4 is OK 12V Check if the LVDS cable is right and if well connected with the board Change the panel or the LVDS cable Change Main PWB OK OK OK NG Reconnect properly the LVDS cable NG Function Trouble ATV DTV OK OK NG No channel be find Check the RF cable Change Main PWB Repair the external RF equipment ...

Page 27: ...1 is normal Set it rightly Check the speaker and if the speaker NG replace with the new speaker OK OK NG NG OK Change Main PWB Function Trouble PC p p PC source No signal Check if the VGA cable is OK Change a VGA cable Check if the VS and HS signals are OK Change Main PWB Check if the R G B signals are OK Change Main PWB Check the software OK OK OK OK NG NG NG ...

Page 28: ...e HDMI YPbPr HDMI no signal Check if the HDMI cable is OK Check if the hotplug signal is OK Check the circuit between the CN7 CN15 CN18 and U6 Change a HDMI cable Change Main PWB Change Main PWB OK OK OK OK NG NG NG Check the software ...

Page 29: ...s OK Check the CVBS circuit between the CN19 and U6 Check the software Change a AV cable Change Main PWB OK OK OK NG NG Can t detect USB Device Check the Pin1 of CN2 for 5V Check the circuit between the CN2 and U6 Check the software Change Main PWB Change Main PWB OK OK OK NG NG ...

Page 30: ... PWB OK OK OK NG NG Digital Audio Output No sound Check if the CN9 have red light out Check if the external amplifier is right setting Change Main PWB NG OK OK Headphone No Sound Check if the power supply for UA91 is OK Check if the Pin13 of UA91 voltage is 3 3V Change Main PWB Check if the voltage of RA94 is 0V OK NG NG OK 3 3V Check the circuit between the CA91 C92 and the U6 Change Main PWB Che...

Page 31: ... M465WJQZ SP R L1 PD AC 1 4 1 10 N L Power Unit RUNTKA929WJQZ SP L 1 32 1 2 QCNW M468WJQZ Hiraki Panel RLCDTA262WJQZ MAIN RUNTKA996WJPZ LED PWB A RUNTKB010WJZZ LED PWB B RUNTKB011WJZZ SP R RSP ZA600WJPZ SP L RSP ZA600WJPZ Tuner PC audio in USB HP HDMI 2 D Sub SP PD LW 32 1 1 4 1 10 1 2 HDMI 1 Digital audio out HDMI 3 ...

Page 32: ...er clk A 2 data B 8 clk B 2 data A 8 IREMOTE LED_R LED_G CN12 32 pin OFL ERROR PNL STB KEY RC LED KEY SW LED Green Red IR Reciever KEY1 2 POWER SW IR IN CN21 Comp Audio IN CN19 COMP IN CN21 Mon L R OUT Mon Amp circuit HP Amp circuit HP Audio out Monitor Audio t CN2 USB IN CN26 PC Audio COMP AUDIO USB IF IN 2 HDMI IN1 HDMI DDC1 CN18 HDMI 1 data 4 clk 2 I2C HDMI HPD0_IN D5V HDMI IN2 HDMI DDC2 CN7 HD...

Page 33: ...ed ones for maintaining the safety and performance of the set This document has been published to be used for after sales service only The contents are subject to change without notice LC 32LE345T LC 32LE345T PartsGuide 1 PRINTED WIRING BOARD ASSEMBLIES 2 LCD PANEL 3 MAIN UNIT 4 CABINET AND MECHNICAL PARTS 5 LCD PANEL 6 SUPPLIED ACCESSORIES 7 PACKING PARTS NOT REPLACE MENT ITEM ...

Page 34: ...IRING BOARD ASSEMBLIES RUNTKA996WJPZ BX MAIN Unit RUNTKA929WJQZ BN POWER Unit RUNTKB010WJZZ BD V LED Unit A RUNTKB011WJZZ BD V LED Unit B 2 LCD PANEL CLCDTA248WE05 CN V LCD Panel Module Unit with CAB A SMM Module Dummy Cab B single packaging RLCDTA262WJQZ CG V LCD Panel Unit HIRAKI ...

Page 35: ...T 3 4 CABINET AND MECHNICAL PARTS 14 14 13 4 14 1 4 1 5 1 1 1 6 1 5 1 5 1 1 7 1 5 1 6 1 2 1 6 1 3 15 12 3 16 9 12 5 9 7 2 6 A B LA2 LA1 LW Panel Ass y C PD LA2 LA1 E SP D LW SP PD MAIN Unit Power Unit E 12 15 17 ...

Page 36: ... GCOVAE325WJ4A AC V Side Cover 3 LANGKD487AJ4W V Bottom Bracket 4 LHLDWA101AJKZ AD J AC Cord Hock 5 QACCZA148WJN1 AT V AC Cord 6 QCNW W465AJQZ V Connecting Cord PD 7 QCNW M652WJPZ AY V Connecting Cord LW 8 QCNW W468AJQZ V Connecting Cord L1 9 RSP ZA600WJPZ AW V Speaker x2 10 XBPS730P06WS0 AA J Screw for PWB x11 11 XBPS830P06WS0 AA J Screw for CAB x3 12 XEBS830P08000 AA J Screw x9 M3x8 13 XEBS830P1...

Page 37: ...LC 32LE345T 5 5 LCD PANEL 6 5 10 9 8 13 12 11 14 4 1 F D B C A Recommend the work in the clean booth 1 3 1 3 3 3 4 2 5 2 3 2 2 2 5 2 1 2 5 2 5 2 2 5 2 4 7 4 4 4 3 15 LED PWB B LED PWB A F 3 2 ...

Page 38: ...hassis Ass y 4 1 LCHSMA667WJ4W PWB Chassis 4 2 LHLDWA176WJUZ AC V WH x2 4 3 LHLDWA181WJUZ AC V AC Cord WH X1 4 4 PSPAZC831WJZZ AB V Spacer for SPK x2 5 PGIDMA059WJZZ BH V LGP 6 PMIR A323WJ4A AS V Reflection 7 PRDARB028WJ4W AH V Heat Spreader 8 PSHEPB214WJ4A AR V Upper Diffusion Sheet 9 PSHEPB215WJZZ AT V Prism Sheet 10 PSHEPB216WJ4A AQ V Lower Diffusion Sheet 11 LHLDZB915WJ4Z AG V Bottom Frame 12 ...

Page 39: ...LC 32LE345T 7 6 SUPPLIED ACCESSORIES Remote control unit AAA size battery x 2 Operation manual Stand base Screws x 4 X1 X2 X3 X4 X5 X6 English Chinese contrast table X7 Warranty Card ...

Page 40: ... Size Battery x2 X4 CDAI A814WJ01 AX V Stand Base X5 XBBS740P40JS0 AD J Screw for Stand x4 X6 TLABHA230WJ4Z English Chinese contrast table X7 TGAN B783WJZZ V Warranty Card 7 PACKING PARTS NOT REPLACEMENT ITEM S1 SPAKCG794WJZZ Packing Case S2 SSAKHA050WJZZ Pack for Screw S3 SSAKA0001PEZZ Polyethylene Bag S4 SPAKPB846WJZZ Hoso PP S5 SPAKXD570WJZZ Top Pad S6 SPAKXD571WJZZ Bottom Pad S7 TLABV0182AJZZ ...

Page 41: ...LC 32LE345T 9 ...

Page 42: ...rt of this publication may be reproduced stored in a retrieval system or transmitted in any form or by any means electronic mechanical photocopying recording or otherwise without prior written permission of the publisher COPYRIGHT XXXX BYSHARP CORPORATION ALL RIGHTS RESERVED COPYRIGHT 2012 BY SHARP CORPORATION SHARP MANUFACTURING CORPORATION M SDN BHD PQA DEPARTMENT Batu Pahat Johor Malaysia RQ018...

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