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SERVICE MANUAL

1. Service work should be performed only by qualified service technicians who are thoroughly familiar with all safety checks and the servicing guidelines which follow CAUTION FOR CONTINUED PROTECTION AGAINST A RISK OF FIRE REPLACE ONLY WITH SAME TYPE FUSE F7001 F7002 3 15A 250V DVM AC SCALE 1 5k ohm 10W TO EXPOSED METAL PARTS CONNECT TO KNOWN EARTH GROUND 0 15 F TEST PROBE LC 32DH57E GY RU GY S GY ii Precautions for using lead free solder Employing lead free solder PWBs of this model employs lead free solder The LF symbol indicates lead free solder and is attached on the PWBs and service manuals The alphabetical character following LF shows the type of lead free solder Example Using lead free wire solder When fixing the PWB soldered with the lead free solder apply lead free wire solder Repairing with conventional lead wire solder may cause dam age or accident due to cracks As the melting point of lead free solder Sn Ag Cu is higher than the lead wire solder by 40 C we recommend you to use a dedicated soldering bit if you are not familiar with how to obtain lead free wire solder or soldering bit contact our service station or service branch in your area Soldering As the melting point of lead free solder Sn Ag Cu is about 220 C which is higher than the conventional lead solder by 40
2. NEW MARK PART DELIVERY DESCRIPTION 1 PRINTED WIRING BOARD ASSEMBLIES N DUNTKF111FM08 CB P MAIN Unit B3KU2H57CG N DUNTKF115FM02 AH P LED Unit B3KU2H57CJ N DUNTKF069FM05 AP P KEY Unit B3KU2A47CK N DUNTKF063FM01 BH V POWER Unit N DUNTKF071FM04 BF V INVERTER Unit N RUNTKA561WJZZ N P LCD CONTROL Unit N RUNTKA550WJZZ AR V GND PWB Unit 2 LCD PANEL N R1LK315T3GW40Y CQ P 32 LCD Panel Module LC 32DH57E GY RU GY S GY BK 3 3 CABINET AND MECHANICAL PARTS 1 22 25 26 2 1 2 2 2 4 2 2 2 2 2 2 4 1 4 2 4 3 33 7 34 2 32 1 4 27 32 34 35 5 1 1 29 28 1 3 1 2 10 10 9 8 4 35 21 24 35 15 34 34 3 2 3 1 6 35 17 12 18 19 20 35 11 35 16 30 31 23 3 31 36 LC 32DH57E GY RU GY S GY 14 37 2 3 2 3 4 NO PARTS CODE PRICE RANK NEW MARK PART DELIVERY DESCRIPTION 3 CABINET AND MECHANICAL PARTS 1 CCABAC243WJ08 N P Front Cabinet Ass y 1 1 Not Available N Front Cabinet 1 2 Not Available N LED Cover 1 3 Not Available N Decoration 1 4 XEBS730P08000 AA J Screw 2 CCABBB470WJ01 BA N P Rear Cabinet Ass y 2 1 Not Available N Rear Cabinet 2 2 Not Available VESA Holder x4 2 3 Not Available N Spacer 0 5x10x30 x6 2 4 XEBS730P0
3. Operation Manual for Russia X13 TiNS E057WJZZ AH N P Operation Manual for Northern Europe X14 TiNS E058WJZZ AK N P Operation Manual for East Europe X15 Not Available AA Size Battery X3 X2 X1 X1 1 X1 2 X11 X12 X13 X14 X15 LC 32DH57E GY RU GY S GY BC 6 5 PACKING PARTS NOT REPLACEMENT ITEM S8 S7 S2 S1 S7 S10 S7 S7 S3 S4 S6 S9 LC 32DH57E GY RU GY S GY S5 7 NO PARTS CODE PRICE RANK NEW MARK PART DELIVERY DESCRIPTION 5 PACKING PARTS NOT REPLACEMENT ITEM S1 SPAKCE791WJZZ N Packing Case S2 SPAKAA373WJZZ Cover Sheet S3 SPAKFB838WJZZ N Mirror Mat Sup S4 SPAKFB732WJZZ N Stand Case S5 SPAKPA382WJZZ Wrapping Paper S6 SPAKPB304WJZZ Mirror Mat Base S7 SPAKXC379WJZZ N Packing Add S8 SSAKAA111WJZZ Polyethylene Bag S9 SSAKHA049WJZZ N Polyethylene Bag for Screw S10 TLABM5584BMZZ No Label 6 SERVICE JIGS N QCNW G616WJQZ BK J Connecting Cord Main LCD Control LW N QCNW H347WJQZ AY J Connecting Cord Main LCD Control LP N QCNW J413WJPZ AQ J Connecting Cord Main Speaker SP N QCNW J415WJPZ AT J Connecting Cord Main Key LED RA KM N QCNW J416WJQZ CE J Connecting Cord LCD LCD Control N QCNW J835WJQZ AY J Connecting Cord Main Power PD LB LC 32DH57E GY RU GY S GY COPYRIGHT 2009 BY SHARP COR
4. 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 soldering bit may be easily corroded Make sure to turn on and off the power of the bit as required If a different type of solder stays on the tip of the soldering bit it is alloyed with lead free solder Clean the bit after every use of it When the tip of the soldering bit is blackened during use file it with steel wool or fine sandpaper Be careful when replacing parts with polarity indication on the PWB silk Lead free wire solder for servicing L F a Indicates lead free solder of tin silver and copper L F a a Indicates lead free solder of tin silver and copper Part No Description Code ZHNDAi123250E J 0 3mm 250g 1roll BL ZHNDAi126500E J 0 6mm 500g 1roll BK ZHNDAi12801KE J 1 0mm 1kg 1roll BM LC 32DH57E GY RU GY S GY iii LC19D1RU BK Service Manual OUTLINE AND MODIFIED PARTS LIST OUTLINE MODIFIED PARTS LIST Ref No Description Base Models LC 32DH57E BK RU BK S BK These Models Remarks PRINTED WIRING BOARD ASSEMBLIES N MAIN Unit DUNTKF111FM08 No Change N LED Unit DUNTKF115FM02
5. SERVICE MANUAL LC 32DH57E GY RU GY S GY No S79B1LC32DH57 Parts marked with are important for maintaining the safety of the set Be sure to replace these parts with specified 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 SAFETY PRECAUTION IMPORTANT SERVICE SAFETY PRE CAUTION i Precautions for using lead free solder ii OUTLINE AND MODIFIED PARTS LIST OUTLINE iii MODIFIED PARTS LIST iii Parts Guide TopPage CONTENTS LCD COLOUR TELEVISION LC 32DH57E GY LC 32DH57RU GY LC 32DH57S GY MODELS In the interests of user safety Required by safety regulations in some countries the set should be restored to its orig inal condition and only parts identical to those specified should be used This Service Manual covers the differences from LC 32DH57E BK RU BK S BK or other technical information refer to the No S59Z3LC32DH57 Service Manual OUTLINE LC 32DH57E BK RU BK S BK i LC19D1RU BK Service Manual SAFETY PRECAUTION IMPORTANT SERVICE SAFETY PRECAUTION WARNING 1 For continued safety no modification of any circuit should be attempted 2 Disconnect AC power before servicing BEFORE RETU
6. checks Any reading of 1 05 V peak this corresponds to 0 7 mA peak AC or more is excessive and indicates a potential shock hazard which must be corrected before returning the monitor to the owner SAFETY NOTICE Many electrical and mechanical parts in LCD color television have special safety related characteristics These characteristics are often not evident from visual inspection nor can protection afforded by them be necessarily increased by using replacement components rated for higher voltage wattage etc Replacement parts which have these special safety characteristics are identified in this manual electrical components having such features are identified by and shaded areas in the Replacement Parts List and Schematic Diagrams For continued protection replacement parts must be identical to those used in the original circuit The use of a substitute replacement parts which do not have the same safety characteristics as the factory recommended replacement parts shown in this service manual may create shock fire or other hazards
7. 8000 AA J Screw for VESA x4 3 CANGKC130WJ01 AK P Terminal Angle Ass y 3 1 Not Available Terminal Label 3 2 Not Available Terminal Angle 4 CANGKC165WJ02 AS N P Stand Angle Ass y 4 1 Not Available N Support Angle 4 2 Not Available N Bottom Angle 4 3 Not Available N Screw 4x55 x4 5 JBTN A812WJ1A AE N P Control Button 6 LANGKC138WJFW AF N P AC Inlet Angle 7 LHLDFA036WJKZ AB J Wire Holder x4 8 LHLDWA143WJKZ AC J Wire Holder 9 LHLDWA175WJUZ AC J Wire Holder 10 LX HZA003WJFN AC J Screw for Speaker x2 11 NSFTZA243WJFN AB J Shaft x4 12 PSLDMB578WJFW AL N P Main PWB Shield 14 PSPAKA423WJKZ AA N P Spacer 0 3x3x8 15 PSPANA032WJKZ AC J Spacer for PWB 16 QCNW J026WJQZ AH J Connecting Cord KM 17 QCNW J088WJQZ AK J Connecting Cord 18 QCNW J206WJQZ AH N P Connecting Cord LP 19 QCNW J207WJQZ AY N P Connecting Cord LW 20 QCNW J208WJQZ AK N P Connecting Cord LB 21 QCNW J211WJQZ AG N P Connecting Cord x2 22 QCNW J550WJPZ AH N P Connecting Cord SP 23 QEARPA339WJFW AC P Earth Plate 24 RCORFA064WJZZ AE P Core for LCD FFC x2 25 RSP ZA391WJZZ AP J Speaker L 26 RSP ZA392WJZZ AP J Speaker R 27 TLABNC117WJZZ AA P Model Label 28 TLABZB406WJZZ AC P ECO Label for Europe 29 TLABZC169WJZZ AF N P POP Label for Europe 29 TL
8. ABZC170WJZZ AF N P POP Label for Russia 30 XBBS730P04000 AA J Screw for Tuner 31 XBPS830P06000 AA J Screw for HDMI x3 32 XEBS730P08000 AA J Screw x2 33 XEBS740P16000 AA P Screw for Rear Cabinet x9 34 XEBSN40P10000 AB N J Screw for LCD Module x6 35 XHPS730P06WS0 AA J Screw for PWB Angle x25 LC 32DH57E GY RU GY S GY 36 PSPAKA425WJKZ P Spacer for RS232C Terminal N 37 XHPS730P08WS0 AA J Screw for Rear Cabinet x3 AV BD 5 4 SUPPLIED ACCESSORIES NO PARTS CODE PRICE RANK NEW MARK PART DELIVERY DESCRIPTION 4 SUPPLIED ACCESSORIES X1 CDAi A542WJ08 N P Stand Unit X1 1 Not Available N Stand Base X1 2 Not Available N Screw Ass y X2 QACCKA024WJPZ AP P AC Cord except U K and Ireland X2 QACCBA073WJPZ AS P AC Cord for U K and Ireland X3 RRMCGA779WJSA AQ N P Remote Control Unit X4 TCAUSA034WJZZ AA P Caution Sheet for East Europe X5 TCAUZA222WJN1 AB P Caution Card for Europe X6 TGAN A801WJZZ AB P Warranty Card for U K and Ireland X7 TGAN A077WJZZ AE J Warranty Card for Russia X8 TGAN B078WJZZ AB P Warranty Card for East Europe X9 TGAN B079WJZZ AB P Warranty Coupon for East Europe X10 TGAN A802WJZZ AB P AQUOS_Card Plan for U K and Ireland X11 TiNS E056WJZZ AG N P Operation Manual for Europe except East Europe X12 TiNS E059WJZZ AC N P
9. No Change N KEY Unit DUNTKF069FM05 No Change N POWER Unit DUNTKF063FM01 No Change N INVERTER Unit DUNTKF071FM04 No Change N LCD CONTROL Unit RUNTKA561WJZZ No Change LCD PANEL N 32 LCD Panel Module R1LK315T3GW40Y No Change CABINET PARTS Refer to Parts List SUPPLIED ACCESSORIES Refer to Parts List PACKING PARTS Refer to Parts List Service Jigs No Change LC 32DH57E GY RU GY S GY N GND PWB Unit RUNTKA550WJZZ No Change DUNTKF111FM08 DUNTKF115FM02 DUNTKF069FM05 DUNTKF063FM01 DUNTKF071FM04 RUNTKA561WJZZ R1LK315T3GW40Y RUNTKA550WJZZ This Service Manual covers the differences from LC 32DH57E BK RU BK S BK or other technical information refer to the No S59Z3LC32DH57 Service Manual LC 32DH57E BK RU BK S BK LC 32DH57E GY RU GY S GY PARTS GUIDE Parts marked with are important for maintaining the safety of the set Be sure to replace these parts with specified 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 1 PRINTED WIRING BOARD ASSEMBLIES 2 LCD PANEL 3 CABINET AND MECHANICAL 4 SUPPLIED ACCESSORIES 5 PACKING PARTS CONTENTS LCD COLOUR TELEVISION No S79B1LC32DH57 LC 32DH57E GY LC 32DH57RU GY LC 32DH57S GY MODELS LC 32DH57E GY RU GY S GY PARTS 6 SERVICE JIGS 2 NO PARTS CODE PRICE RANK
10. PORATION ALL RIGHTS RESERVED No Part of this publication may be reproduced stored in a retrieval system or transmitted in any from or by any means electronic mechanical photocopying recording or otherwise without prior written permission of the publisher SHARP CORPORATION AV Systems Group CS Promotion Center Yaita Tochigi 329 2193 Japan July 2009 YT LC 32DH57E GY RU GY S GY
11. RNING THE RECEIVER Fire amp Shock Hazard Before returning the receiver to the user perform the following safety checks 3 Inspect all lead dress to make certain that leads are not pinched and check that hardware is not lodged between the chassis and other metal parts in the receiver 4 Inspect all protective devices such as non metallic control knobs insulation materials cabinet backs adjustment and compartment covers or shields isolation resistor capacitor networks mechanical insulators etc 5 To be sure that no shock hazard exists check for leakage current in the following manner Plug the AC cord directly into a 220 240 volt AC outlet Using two clip leads connect a 1 5k ohm 10 watt resistor paral leled by a 0 15 F capacitor in series with all exposed metal cabinet parts and a known earth ground such as electrical conduit or elec trical ground connected to an earth ground Use an AC voltmeter having with 5000 ohm per volt or higher sen sitivity or measure the AC voltage drop across the resistor Connect the resistor connection to all exposed metal parts having a return to the chassis antenna metal 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

SERVICE MANUAL

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