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Sharp LC-32A47L, Руководство по обслуживанию


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LC-32A47L(A)

4 – 1

LC-32A47L(A)

Service Manual

 

CHAPTER 4. 

PRINTED WIRING BOARD ASSEMBLIES

[1] MAIN Unit

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MAIN Unit

(Side-A)

Содержание LC-32A47L

Страница 1: ...2 SYSTEM BLOCK DIAGRAM 3 2 CHAPTER 4 PRINTED WIRING BOARD ASSEMBLIES 1 MAIN Unit 4 1 CHAPTER 5 SCHEMATIC DIAGRAM 1 DESCRIPTION OF SCHEMATIC DIAGRAM 5 1 2 MAIN Unit 5 2 Parts Guide TopPage CONTENTS In the interests of user safety Required by safety regulations in some countries the set should be restored to its original condition and only parts identical to those specified should be used LCD COLOR ...

Страница 2: ...ls with the redesigned LCD panel module have the marking added at the end of the model number given on the Model Label The models with the redesigned LCD panel module have the marking in No Label applied on the packing case The models with the redesigned LCD panel module have the marking in Back Serial No Label Interchangeability The previous and redesigned LCD panel modules are not interchangeabl...

Страница 3: ...ead RBLN A375WJQZY Add FB2615 Ferrite Bead RBLN A375WJQZY Add FB2633 Ferrite Bead RBLN A375WJQZY Add FB2634 Ferrite Bead RBLN A375WJQZY Add FB2635 Ferrite Bead RBLN A375WJQZY Add FB2636 Ferrite Bead RBLN A375WJQZY Add FB2637 Ferrite Bead RBLN A375WJQZY Add P2602 Plug QPLGNA349WJZZY Add Q9602 Transistor VSMCH6305 1Y Add Q9606 Transistor VSRT1N141U 1Y Add R9639 Resistor VRS CZ1JF104JY Add R9640 Resi...

Страница 4: ... 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 75 Vrms this corresponds to 0 5 mA rms 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 ele...

Страница 5: ...les réseaux de résistancecapacité les isolateurs mécaniques etc S assurer qu il n y ait pas de danger d électrocution en vérifiant la fuite de courant de la facon suivante Brancher le cordon d alimentation directem ent à une prise de cou rant de 110 240V Ne pas utiliser de transformateur d isolation pour cet essai A l aide de deux fils à pinces brancher une résistance de 1 5 kΩ 10 watts en parallè...

Страница 6: ...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 soldering...

Страница 7: ...ING OF MAJOR PARTS 1 REMOVING OF MAJOR PARTS 1 Removing of Stand Unit and Rear Cabinet Ass y 1 Remove the 4 lock screws 2 Detach the Stand Unit 3 Remove the 3 lock screws 10 lock screws and detach the Rear Cabinet Ass y 2 1 Stand Unit Rear Cabinet Ass y 3 4 3 ...

Страница 8: ...h the LED Unit 4 Disconnect the following connector from the LED Unit RA 5 Remove the Control Button Ass y 6 Detach the KEY Unit from the Control Button and disconnect the connection cord from the KM connector 7 Remove the 4 lock screws 6 hooks and detach the Front Cabinet Ass y 6 7 7 Control Button Ass y 4 Control Button 3 LED Unit 1 7 7 2 Speaker L Speaker R 5 KEY Unit Front Cabinet Ass y 6 7 7 ...

Страница 9: ...er Ass y 1 Remove the 2 lock screws and detach the Side Cover Ass y 2 Remove the 2 lock Shafts 2 lock screws 6 lock screws and detach the Main PWB Shield 3 Disconnect the following connector from the Main Unit KM KM 6 1 5 4 3 Main PWB Shield 2 Side Cover Ass y ...

Страница 10: ...Main Unit PD LB1 LP LW 3 Disconnect the following connectors from the Power Unit PD LB1 LB2 4 Disconnect the following connector from the Inverter Unit CN101 5 Disconnect the following connector from the LCD Control Unit CN1 CN1 CN101 Support Angle Stand Support 1 2 POWER Unit INVERTER Unit LCD CONTROL Unit MAIN Unit LB1 LB1 LB2 PD PD LP LW POWER Unit MAIN Unit ...

Страница 11: ...s and detach the MAIN Unit 3 Remove the 10 lock screws and detach the Power PWB Angle Main PWB Angle R Main PWB Angle L and Main PWB Angle M 4 Remove the 6 lock screws and detach the LCD Fix Angle T and LCD Fix Angle B 32 LCD Panel Module Unit 10 11 LCD Fix Angle T 12 LCD Fix Angle B 6 Power PWB Angle 8 Main PWB Angle L 2 9 Main PWB Angle M 7 Main PWB Angle R 1 5 3 POWER Unit 4 MAIN Unit ...

Страница 12: ...e controller transmit the monitor adjustment process code 2 Set the 2nd point to the specified gradation level With the strongest color being fixed turn down the R G and B settings to their reference levels 3 Set the 1st point to the specified gradation level Correct the G setting 388 x 2nd point G setting 875 rounded off and make the R and B settings to their reference levels Initial R G and B se...

Страница 13: ...ecified slot of the destination ID connector SC9003 QCNCWA715WJQZY C5 V LR USB 1 10 1 4 L R out Analog RGB PC Audio IN 1 41 1 12 1 4 TUNER MAIN Unit 1 6 DDR Position SC9003 HDMI SC9003 LC 32A47L A Destination ID connector locations Plug locations 㪛㪼㫊㫋㫀㫅㪸㫋㫀㫆㫅㩷㪠㪛㩷㪺㫆㫅㫅㪼㪺㫋㫆㫉 㪛㪼㫊㫋㫀㫅㪸㫋㫀㫆㫅㩷㪠㪛㩷㫇㫃㫌㪾 䋨㪨㪚㪥㪚㪮㪘㪎㪈㪌㪮㪡㪨㪱㪰䋩 䋨㪨㪚㪥㪚㪤㪘㪉㪎㪌㪮㪡㪨㪱䋩 1 15 ...

Страница 14: ...LC 32A47L A 2 3 MEMO ...

Страница 15: ...CD Panel KM 4 1 RA LED Unit LCD Cont Unit KEY Unit INV Unit POWER Unit PD 12 1 MAIN Unit RA 1 10 1 4 SP LW 41 1 PD 12 1 6 1 LB1 15 1 LP TUNER USB L R Output Analog RGB HDMI V LR PC Audio IN KM 4 1 C5 DDR Position QCNW J170WJQZ QCNW J171WJQZ QCNW J834WJPZ QCNW J173WJQZ QCNW J174WJQZ 4 1 LB1 7 1 1 14 LB2 CN101 1 14 QCNW J639WJQZ QCNW J630WJPZ SC9003 OVERALL WIRING DIAGRAM LW LP 30 1 CN1 ...

Страница 16: ..._DBG_RST I2C_SDA I2S_SCL 100KHz INPUT 6 INPUT 5 INPUT 4 LR Component RF IN TU1101 Analog Digital Tuner D_IF AGC I2C 5V UCOM_RS STB_CPU STB From CPU ROMSEL0 TUN_I2C TUN_SDA_C5 TUN_SCL_C5 100KHz 5V IC2001 Reset BU 3 3V N_LINE_DAC_RST LINE_MCLK BCLK DAT LRCLK J8001 USB RS 232C No 9 pin RC Passthrough DET_13V DET_ DETECT DET_T CON POW IC602 EEPROM BU 3 3V LW 41 pin FFC LP P2602 15 pin 3 3V 1 8V 1 2V A...

Страница 17: ...LC 32A47L A 4 1 LC 32A47L A Service Manual CHAPTER 4 PRINTED WIRING BOARD ASSEMBLIES 1 MAIN Unit A C B D E F G I H 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 MAIN Unit Side A ...

Страница 18: ...6 C620 C509 C501 C637 R503 C510 R512 R513 R505 R504 C502 FB501 FB503 FB502 R501 SC1601 J501 LUG1101 IC1601 IC1602 R1667 R1675 SC1602 IC1609 L1601 R1710 R1641 L1602 R1642 R1676 C1625 L1603 D1619 R1711 R1646 R1644 L1604 R1645 R1669 C1629 R1657 R1677 C1630 R1712 C1626 R1678 C1628 R1661 R1660 R1714 R1715 C1622 R1658 R1611 D1620 R1713 R1680 C1621 R1679 R1718 R1716 R1610 R1651 D1623 D1622 R1652 R1656 R1...

Страница 19: ...LC 32A47L A 4 3 A C B D E F G I H 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 MAIN Unit Side B ...

Страница 20: ...1315 TL8021 C8023 R8048 R8047 FL8021 R8049 C8022 FL8022 R8052 C8091 C8092 FL8020 C8008 C8017 C8007 FB8017 FB8016 C8073 C8021 C8006 C8041 C8103 C8005 C8057 C8067 C8003 C8016 FB8014 C8089 FB8015 C1121 C8058 R8009 R1137 C8040 C8045 R1138 FB8020 C8046 C8134 C1120 FB8013 R8050 C8136 R8055 TL9620 C8133 C8142 R8051 C8135 R8056 C8143 R1371 C1341 R1368 IC1307 R1370 C1342 R1367 IC1306 R2504 Q1619 Q1618 Q161...

Страница 21: ...e µF unless otherwise noted P pF µµF 2 All capacitors are 50V unless otherwise noted CAUTION This circuit diagram is original one therefore there may be a slight difference from yours SAFETY NOTES 1 DISCONNECT THE AC PLUG FROM THE AC OUTLET BEFORE REPLACING PARTS 2 SEMICONDUCTOR HEAT SINKS SHOULD BE REGARDED AS POTENTIAL SHOCK HAZARDS WHEN THE CHASSIS IS OPERATING IMPORTANT SAFETY NOTICE PARTS MAR...

Страница 22: ...TE1 30 TD1 31 TD1 32 TCLK1 33 TCLK1 34 GND 35 TC1 36 TC1 37 TB1 38 TB1 39 TA1 40 TA1 41 GND C2609 0 1u 10V 5V PNL_PWM FB2609 A204WJ DET_SYNC R2639 100K FB2619 A074WJ FB2620 A074WJ FB2621 A074WJ FB2622 A074WJ FB2623 A074WJ FB2624 A074WJ FB2625 A074WJ FB2626 A074WJ FB2627 A074WJ FB2628 A074WJ FB2629 A074WJ FB2630 A074WJ FB2631 A074WJ FB2618 A074WJ FB2602 A375WJQZ FB2613 A074WJ L2601 FA154WJ 1 2 3 4 ...

Страница 23: ...375WJQZ FB9605 A375WJQZ FB9602 A375WJQZ GND_B TCR5SB33 1 VIn 2 GND 3 ON 4 NC 5 Vout C9602 4 7u 6 3V KZA403WJPZ C9601 1u 10V KZA520WJQZ A9V 5V A5V A5V A5V BU3 3V A9V 5V BU3 3V 5V 5V USB 500mA BU5V 5V R9612 4 7K CZ D9603 MA111G VHD D9605 MA111G VHD Q9601 RN4982 1 2 3 4 5 6 R9603 1K CZ C9610 1u 10V KZA520WJQZ C9605 0 01u 25V R9601 10K CZ Q9603 RN4982 1 2 3 4 5 6 PNL_ON SMPOW SMPOWHOLD BU3 3V AC_DET D...

Страница 24: ...LC 32A47L A 5 4 ...

Страница 25: ...be used for after sales service only The contents are subject to change without notice LC 32A47L A No S89C1LC32A47A LC 32A47L A MODEL LCD COLOR TELEVISION Note The reference numbers on the PWB are arranged in alphabetical order PartsGuide 1 PRINTED WIRING BOARD ASSEMBLIES 2 LCD PANEL 3 DUNTKF030FM26 MAIN Unit 4 CABINET AND MECHANICAL PARTS 5 SUPPLIED ACCESSORIES 6 PACKING PARTS NOT REPLACEMENT ITE...

Страница 26: ...5 FB2601 RBLN A375WJQZY AA J Ferrite Bead FB2602 RBLN A375WJQZY AA J Ferrite Bead FB2615 RBLN A375WJQZY AA J Ferrite Bead FB2633 RBLN A375WJQZY AA J Ferrite Bead FB2634 RBLN A375WJQZY AA J Ferrite Bead FB2635 RBLN A375WJQZY AA J Ferrite Bead FB2636 RBLN A375WJQZY AA J Ferrite Bead FB2637 RBLN A375WJQZY AA J Ferrite Bead P2602 QPLGNA349WJZZY AE J Plug Q9602 VSMCH6305 1Y AE J Transistor MCH6305 TL E...

Страница 27: ...NICAL PARTS 28 1 6 1 6 33 32 1 7 1 1 1 7 25 7 40 17 41 9 41 41 41 16 41 1 2 1 8 41 15 10 17 35 35 41 5 36 18 41 13 12 14 11 11 41 30 22 41 41 29 31 41 41 24 3 1 3 3 2 41 37 19 26 27 34 4 2 1 2 39 42 6 42 2 2 2 3 2 3 2 2 20 35 16 35 40 ...

Страница 28: ...ain PWB Angle M 13 LANGKC279WJFW AG N X Main PWB Angle L 14 LANGKC280WJFW AG N X Main PWB Angle R 15 LHLDWA143WJKZ AC J Wire Holder 16 LHLDWA151WJKZ AB J Wire Holder x2 17 LHLDWA175WJUZ AC J Wire Holder x8 18 LHLDWA176WJUZ AC J Wire Holder 19 NSFTZA284WJFW AC J Shaft x2 20 TLABK0023TAZZ AA J Bar Code Label 22 PSLDMB577WJFW AN N X Main PWB Shield 24 QCNCMA275WJQZ AC J Model Selector 25 QCNW J170WJQ...

Страница 29: ...1 RRMCGA667WJSA AN N X Remote Control Unit X2 QACCZA070WJPZ AK J AC Cord X3 CDAI A549WJ02 BC N X Stand Unit X4 CX BZA329WJ01 AD N X Screw Ass y X5 TINS E169WJN1 AE N X Operation Manual English X6 TINS E170WJN1 AE N X Operation Manual Spanish X7 Not Available AA Size Battery X4 X7 X2 X1 X5 X6 X3 Screw Ass y AA size battery ...

Страница 30: ...LC 32A47L A 6 6 PACKING PARTS NOT REPLACEMENT ITEM S1 S5 S3 S4 S5 S9 S9 S2 S5 S6 S8 S7 S5 X1 X5 X6 X4 X7 X2 ...

Страница 31: ... N Wrapping Paper S4 SPAKPB385WJZZ N Mirror Mat Base S5 SPAKXC400WJZZ N Packing Add S6 SSAKA0101GJZZ Polyethylene Bag S7 SSAKAA032WJZZ Polyethylene Bag S8 SSAKHA051WJZZ N Polyethylene Bag S9 TLABKA009WJZZ Case No Label 7 SERVICE JIGS USE FOR SERVICING N QCNW J832WJPZ N J Connecting Cord L 700mm N Main LCD Control Unit LW N QCNW J277WJQZ J Connecting Cord L 700mm N Power Inverter Unit LB2 ...

Страница 32: ... KD COPYRIGHT 2009 BY SHARP CORPORATION ALL RIGHTS RESERVED No part 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 LC 32A47L A ...

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