Sharp Aquos LC-42D~43U Service Manual

SERVICE MANUALLC-42D43UNo.S77L5LC42D43ULCD COLOR TELEVISIONLC-42D43UMODELParts marked with " " are important for maintaining the safety of

LC-42D43U1 – 4

LC-42D43U1 – 5

LC-42D43U1 – 6

LC-42D43U1 – 7

LC-42D43U1 – 8[3] DIMENSIONS

LC-42D43U2 – 1LC-42D43UService Manual CHAPTER 2. REMOVING OF MAJOR PARTS[1] REMOVING OF MAJOR PARTS1. Remove the SD Card Cover.2. Remove the 4 lock sc

LC-42D43U2 – 24. Remove the 4 lock screws and detach the Chassis Fixing Angle.5. Remove the 4 lock screws and detach the Center Angle (L)(R).6. Remove

LC-42D43U2 – 310.Disconnect all the connectors from all the PWBs.11.Remove the Top Cover Ass'y. Remove the 1 lock screw from the Top Cover Ass&ap

LC-42D43U2 – 412.Remove the 7 lock screws and detach the Tray Chassis.13.Remove the 2 lock screws, 3 lock screws, 2 lock screws, 2 hexagonal shaft for

LC-42D43U2 – 519.Remove the 4 lock screws and detach the Tray Fixing Angle (L)(R).20.Remove the 7 lock screws and detach the Lug Angle Top.21.Remove t

LC-42D43U iLC-42D43UService Manual OUTLINE AND MODIFIED PARTS LISTOUTLINEThis Service Manual covers the differences from LC-32/37D42U. For other tech

LC-42D43U3 – 1LC-42D43UService Manual CHAPTER 3. ADJUSTMENT[1] ADJUSTMENT PROCEDUREThe adjustment values are set to the optimum conditions at the fact

LC-42D43U3 – 22.2. Key writing1. EDID writing (Main PWB: QPWBXD862WJN2, analog RGB input terminal / HDMI input terminal)MG3B**** Point 1 216 X=0.272 ±

LC-42D43U3 – 32. Adjustment sequence (adjustment according to the G adjustment value of gradation 6)* Make sure the adjusting point gradations are cor

LC-42D43U3 – 4PC SetAdjust RB to the target xy values.MG5RXXXXMG5BXXXX* XXXX indicates the adjusted values between 0000 and 1023(4 digit decimal numbe

LC-42D43U3 – 5PC SetAdjust RB to the target xy values.MG3RXXXXMG3BXXXX* XXXX indicates the adjusted values between 0000 and 1023(4 digit decimal numbe

LC-42D43U3 – 62.3. Menu list in process A modePage Line Item Explanation4 TUNER VCHIP TEST (69ch) Execute TUNER TESTTUNER VCHIP TEST (7ch)TUNER VCHIP

LC-42D43U4 – 1LC-42D43UService Manual CHAPTER 4. TROUBLESHOOTING TABLE[1] TROUBLESHOOTING TABLENo audio output during UHF/VHF receptionIs SIF output f

LC-42D43U4 – 2No audio output from external input <<HDMI>> [INPUT-4/INPUT5 (Digital audio mode)]Is

LC-42D43U4 – 3<Component video signal input> No video output (1) No video output from external input

LC-42D43U4 – 4<Component video signal input> No video output (2) No video output from external input

LC-42D43UiiQ8452 Transistor KTA1298Y VS2SA1362GR-1Y VSKTA1298Y+-1Y Add.R1170 VRS-CZ1JF000JY - DeleteR1176 VRS-CZ1JF000JY - DeleteR1401 VRS-CJ1JF101JY

LC-42D43U4 – 5<Composite video signal/S-video signal input> No video output (3) No video output from

LC-42D43U4 – 6<Component video signal input> No video output (4) No video output from external input

LC-42D43U4 – 7<Component video signal input> No video output (5) No video output from external input

LC-42D43U4 – 8No video output from HDMI input (INPUT4) INPUT4Are signals fed from HDMI (SC1501) connector

LC-42D43U5 – 1LC-42D43UService Manual CHAPTER 5. OVERALL WIRING DIAGRAM/BLOCK DIAGRAM[1] OVERALL WIRING DIAGRAM ,#$%&'()*+OVERALL

LC-42D43U5 – 2      

LC-42D43U5 – 3[2] SYSTEM BLOCK DIAGRAM ,#$%&'()*+SYSTEM BLOCK DIAGRAM㪠㪚㪏㪈㪇㪈㪙㪚㪤㪊㪌㪌㪈.82/#+0219'4+%2%+.1%#.$7552&+

LC-42D43U5 – 4      ޓ㪇㪈㪌㪌㪈.82R((%219'42%+.1%#.$757#46#%((%((%㩷㪧㪦㪮㪜㪩㪠㪥㪧㪬㪫㪚㪟㪄㪬㪧㪆㪛㪦㪮㪥㪭㪦㪣㪄㪬㪧㪆㪛㪦㪮㪥+08'46&apo

LC-42D43U6 – 1LC-42D43UService Manual CHAPTER 6. PRINTED WIRING BOARD[1] AV TERMINAL UNIT PRINTED WIRING BOARDAV TERMINAL Unit (Side-A)1234567 9108JAB

LC-42D43U6 – 2J502FB517FB516FB512FB514FB513FB515R530R528R525R524R520R529C574R522R521R523C573R526R527LUG501C517C516C512C513C514C515C532R550D514 D513D51

LC-42D43U iiiTU1101 Tuner RTUDAA007WJQZ RTUDAA018WJQZ ChangeAV TERMINAL UnitRefer to Parts List.CABINET PARTSRefer to Parts List.SUPPLIED ACCESSORIESR

LC-42D43U6 – 3— MEMO —

LC-42D43U7 – 1LC-42D43UService Manual CHAPTER 7. SCHEMATIC DIAGRAM[1] DESCRIPTION OF SCHEMATIC DIA-GRAM1. VOLTAGE MEASUREMENT CONDITION:1) The voltage

LC-42D43U7 – 2[2] SCHEMATIC DIAGRAM ,#$%&'()*+AV TERMINAL Unit-1/2

LC-42D43U7 – 3      

LC-42D43U7 – 4 ,#$%&'()*+AV TERMINAL Unit-2/2

LC-42D43U7 – 5      

LC-42D43U7 – 6 ,#$%&'()*+MAIN Unit-1/20

LC-42D43U7 – 7      

LC-42D43U7 – 8 ,#$%&'()*+MAIN Unit-2/20

LC-42D43U7 – 9      

LC-42D43UivLC-42D43UService Manual SAFETY PRECAUTIONIMPORTANT SERVICE SAFETY PRECAUTIONWARNING1. For continued safety, no modification of any circuit

LC-42D43U7 – 10 ,#$%&'()*+MAIN Unit-3/20

LC-42D43U7 – 11      

LC-42D43U7 – 12 ,#$%&'()*+MAIN Unit-4/20

LC-42D43U7 – 13      

LC-42D43U7 – 14 ,#$%&'()*+MAIN Unit-5/20

LC-42D43U7 – 15      

LC-42D43U7 – 16 ,#$%&'()*+MAIN Unit-6/20

LC-42D43U7 – 17      

LC-42D43U7 – 18 ,#$%&'()*+MAIN Unit-7/20

LC-42D43U7 – 19      

LC-42D43U vPRECAUTIONS A PRENDRE LORS DE LA REPARATIONDe nombreuses pièces, électriques et mécaniques, dans les télévi-seur ACL présentent des caracté

LC-42D43U7 – 20 ,#$%&'()*+MAIN Unit-8/20

LC-42D43U7 – 21      

LC-42D43U7 – 22 ,#$%&'()*+MAIN Unit-9/20

LC-42D43U7 – 23      

LC-42D43U7 – 24 ,#$%&'()*+MAIN Unit-10/20

LC-42D43U7 – 25      

LC-42D43U7 – 26 ,#$%&'()*+MAIN Unit-11/20

LC-42D43U7 – 27      

LC-42D43U7 – 28 ,#$%&'()*+MAIN Unit-12/20

LC-42D43U7 – 29      

LC-42D43U1 – 1LC-42D43UService Manual CHAPTER 1. OPERATION MANUAL[1] SPECIFICATIONS

LC-42D43U7 – 30 ,#$%&'()*+MAIN Unit-13/20

LC-42D43U7 – 31      

LC-42D43U7 – 32 ,#$%&'()*+MAIN Unit-14/20

LC-42D43U7 – 33      

LC-42D43U7 – 34 ,#$%&'()*+MAIN Unit-15/20

LC-42D43U7 – 35      

LC-42D43U7 – 36 ,#$%&'()*+MAIN Unit-16/20

LC-42D43U7 – 37      

LC-42D43U7 – 38 ,#$%&'()*+MAIN Unit-17/20

LC-42D43U7 – 39      

LC-42D43U1 – 2[2] OPERATION MANUAL

LC-42D43U7 – 40 ,#$%&'()*+MAIN Unit-18/20

LC-42D43U7 – 41      

LC-42D43U7 – 42 ,#$%&'()*+MAIN Unit-19/20

LC-42D43U7 – 43      

LC-42D43U7 – 44 ,#$%&'()*+MAIN Unit-20/20

LC-42D43U7 – 45      

LC-42D43U7 – 46— MEMO —

PARTS GUIDELCD COLOR TELEVISIONMODELCONTENTSParts marked with " " are important for maintaining the safety of the set. Be sure to replace th

LC-42D43U2NO. PARTS CODEPRICE RANKNEW MARKPART DELIVERYDESCRIPTION[1] PRINTED WIRING BOARD ASSEMBLIESN DUNTKD862FM04 N MAIN UnitN DUNTKD935FM03 N AV T

LC-42D43U3NO. PARTS CODEPRICE RANKNEW MARKPART DELIVERYDESCRIPTIONC523 VCKYCY1EF104ZY AA J Capacitor 0.1 25V CeramicC524 VCAAPF1CJ396MY AF J Capaci

LC-42D43U1 – 3

LC-42D43U4NO. PARTS CODEPRICE RANKNEW MARKPART DELIVERYDESCRIPTIOND518 RH-EX1400CEZZY AB J Zener Diode UDZSTE-1710B, 10VD519 RH-EX1400CEZZY AB J Zene

LC-42D43U5NO. PARTS CODEPRICE RANKNEW MARKPART DELIVERYDESCRIPTIONR530 VRS-TQ2BD750JY AA J Resistor 75 1/8W Metal OxideR531 VRS-CY1JF102JY AA J Res

LC-42D43U 6[5] CABINET PARTS1-41-51-61-61-61-91-61-61-61-71-71-71-71-71-71-716-116-224-117-124-324-324-324-424-24-417-216-324-417-31-81234949494923342

LC-42D43U7NO. PARTS CODEPRICE RANKNEW MARKPART DELIVERYDESCRIPTION[5] CABINET PARTS1 CCABAB803WJ01 BU N X Front Cabinet Ass'y1-1 --N-Front Cabine

LC-42D43U 8[6] SUPPLIED ACCESSORIES: ::: :::::

LC-42D43U9NO. PARTS CODEPRICE RANKNEW MARKPART DELIVERYDESCRIPTION[6] SUPPLIED ACCESSORIESX1 LHLDWA012WJKZ AC J Cable ClampX2 LHLDWA083WJ00 AD J Cable

LC-42D43U 10[7] PACKING PARTS (NOT REPLACEMENT ITEM)S5S4S4S3S1S2S4S4S7S6

LC-42D43U11NO. PARTS CODEPRICE RANKNEW MARKPART DELIVERYDESCRIPTION[7] PACKING PARTS (NOT REPLACEMENT ITEM)S1 SPAKCD512WJZZ - N - Packing CaseS2 SPAKC

LC42D43UCOPYRIGHT © 2006 BY SHARP CORPORATIONNo Part of this publication may be reproduced,stored in a retrieval system, or transmitted inany from or