Sharp LC-37DB5U Service Manual Download Page 2

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LC-37DB5U

LIST OF CHANGED PARTS

LC-37D4U

→

LC-37DB5U

Ref.No.

Description

LC-37D4U

LC-37DB5U

Note

PWB ASSEMBLIES

DIGITAL Unit

DUNTKD331FE14

DUNTKD331FE16

*Some parts changed

AV Unit

DUNTKD352DE19

DUNTKD352WE03

*Some parts changed

KEY Unit

DUNTKD353DE19

DUNTKD353WE01

No parts changed

R/C, LED Unit

DUNTKD354DE19

DUNTKD354WE01

*Some parts changed

MAIN Unit

DUNTKD376FE06

DUNTKD376FM07

No parts changed

POWER Unit

RDENCA140WJQZ



LCD PANEL

37 WIDE LCD PANEL MODULE Unit

RLCUCA026WJZZ



AV Unit

R3926

Metal Oxide

VRS-CY1JF222JY

VRS-CY1JF102JY

*Change

R3930

Metal Oxide

VRS-CY1JF682JY

VRS-CY1JF102JY

*Change

These parts is deleted from “LC-37D4U”.

*Delete

Q1110, L1103, C1110, C1113, R1114, R1118, UNT1101

R/C, LED Unit

D103

Diode

RH-PXA087WJZZY

RH-PXA089WJZZY

*Change

R108

Metal Oxide

VRS-CY1JF911JY

VRS-CY1JF561JY

*Change

DIGITAL Unit

R8106

Metal Oxide

VRS-CZ1JF000JY

VRS-CZ1JF470JY

*Change

R8107

Metal Oxide

VRS-CH1JF000JY

VRS-CH1JF470JY

*Change

R8125

Metal Oxide

VRS-CH1JF103JY

VRS-CH1JF470JY

*Change

R8164

Metal Oxide

VRS-CZ1JF000JY

VRS-CZ1JF470JY

*Change

R8198

Metal Oxide

VRS-CZ1JF103JY

VRS-CZ1JF470JY

*Change

R8208

Metal Oxide



VRS-CZ1JF103JY

*Add

R8209

Metal Oxide



VRS-CZ1JF103JY

*Add

R9537

Metal Oxide

VRS-CH1JF470JY

VRS-CH1JF000JY

*Change

R9538

Metal Oxide

VRS-CH1JF470JY

VRS-CH1JF000JY

*Change

R9539

Metal Oxide



VRS-CZ1JF000JY

*Add

These parts is deleted from “LC-37D4U”.

*Delete

CABINET AND MECHANICAL PARTS

Please refer to a Parts list.

PACKING PARTS AND ACCESSORIES

Please refer to a Parts list.

IC8051, IC8052, IC9402, IC9403, IC9405, IC9501, IC9502, IC9503, IC9701, IC9702, D9701, D9702, D9703,

FL8051, L8051, L8052, L8053, L8054, L8055, L8056, L8057, L8058, L8059, L8060, L8061, L9702, L9703,

C8051, C8052, C8053, C8054, C8055, C8056, C8057, C8058, C8059, C8060, C8061, C8062, C8063, C8064,

C8065, C8066, C8067, C8068, C8069, C8070, C8071, C8072, C8073, C8074, C8075, C8076, C8077, C8078,

C8079, C8080, C8081, C8082, C8083, C8084, C8085, C8086, C8087, C9404, C9405, C9406, C9407, C9408,

C9409, C9410, C9411, C9413, C9417, C9501, C9502, C9503, C9504, C9505, C9506, C9507, C9508, C9509,

C9510, C9511, C9512, C9513, C9514, C9515, C9516, C9517, C9518, C9701, C9702, C9703, C9704, C9705,

C9706, C9707, C9708, C9709, C9711, C9714, R8051, R8052, R8053, R8054, R8056, R8057, R8101, R8105,

R8112, R8117, R8124, R8132, R8414, R8415, R9124, R9125, R9126, R9401, R9402, R9403, R9404, R9405,

R9407, R9408, R9409, R9410, R9411, R9413, R9414, R9418, R9501, R9502, R9503, R9504, R9505, R9507,

R9509, R9511, R9513, R9515, R9517, R9519, R9521, R9523, R9524, R9525, R9526, R9527, R9528, R9701,

R9702, R9704, R9705, R9706, R9710, R9711, FB9401, FB9402, FB9403, FB9701, J8052, SC9401, SC9501,

LUG9401, LUG9402

Summary of Contents for LC-37DB5U

Page 1: ...IFICATIONS 6 OPERATION MANUAL 7 DIMENSIONS 13 REMOVING OF MAJOR PARTS 14 BLOCK DIAGRAM 18 OVERALL WIRING DIAGRAM 20 PARTS LIST 22 PACKING OF THE SET 26 OUTLINE This model is based on the LC 37D4U and is equipped with a redesigned speaker and is changed some function This Service Manual covers the modifications alone For the other points refer to the LC 26 32 37D4U Service Manual S95N9LC37DB5U SHAR...

Page 2: ...F103JY Add R9537 Metal Oxide VRS CH1JF470JY VRS CH1JF000JY Change R9538 Metal Oxide VRS CH1JF470JY VRS CH1JF000JY Change R9539 Metal Oxide VRS CZ1JF000JY Add These parts is deleted from LC 37D4U Delete CABINET AND MECHANICAL PARTS Please refer to a Parts list PACKING PARTS AND ACCESSORIES Please refer to a Parts list IC8051 IC8052 IC9402 IC9403 IC9405 IC9501 IC9502 IC9503 IC9701 IC9702 D9701 D9702...

Page 3: ...y circuit should be attempted 2 Disconnect AC power before servicing BEFORE RETURNING THE RECEIVER Fire Shock Hazard Before returning the receiver to the user perform the following safety checks 1 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 2 Inspect all protective devices such as ...

Page 4: ...N entreprendre aucune modification de tout circuit C est dangereux 2 Débrancher le récepteur avant toute réparation VERIFICATIONS CONTRE L INCEN DIE ET LE CHOC ELECTRIQUE Avant de rendre le récepteur à l utilisateur effectuer les vérifications suivantes 1 Inspecter tous les faisceaux de câbles pour s assurer que les fils ne soient pas pincés ou qu un outil ne soit pas placé entre le châssis et les...

Page 5: ...s higher than the conventional lead 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 m...

Page 6: ...and specification changes for product improvement without prior notice The performance specification figures indicated are nominal values of production units There may be some deviations from these values in individual units LCD panel 37 Advanced Super View BLACK TFT LCD Number of dots 3 147 264 dots 1366 768 3 dots Brightness 450 cd m2 Backlight 60 000 hours at Backlight Standard position Viewing...

Page 7: ...s AV MODE resets to DYNAMIC Fixed TV channel returns to initial channel setting Air 2ch Cable 1 or 2ch Audio setting initializes Surround resets to Off Image position initializes Press SYSTEM RESET if the TV does not operate after starting up NOTE Pressing RESET will not work if the TV is in standby mode Pressing RESET will not delete channel preset or secret number AC INPUT terminal RS 232C termi...

Page 8: ...s While watching you can toggle the selected channels by pressing A B C and D 25 FAVORITE Register favorite channel 26 CC Display captions during closed caption source 27 AV MODE Select an audio or video setting STANDARD MOVIE GAME USER DYNAMIC Fixed DYNAMIC NOTE When using the remote control unit point it at the TV 3 2 1 14 5 6 4 8 17 15 16 18 19 7 20 10 9 21 11 23 24 25 12 13 27 22 26 _ You can ...

Page 9: ...re to be displayed This is not a fault of the equipment Please view copy protected material by connecting the product directly to the monitor Connecting HDMI equipment You can use the INPUT 4 terminal when connecting an HDMI equipment HDMI equipment HDMI cable Commercially available Displaying an image from HDMI equipment To watch an HDMI equipment image select INPUT4 fr om INPUT SOURCE menu using...

Page 10: ...ned on External influences such as lightning static electricity may cause improper operation In this case operate the unit after first turning on the power of the TV or unplugging the AC cord and replugging it in after 1 or 2 minutes Is the FUNCTION set correctly Set it to the TV setting position Are batteries inserted with polarity aligned Are batteries worn out Replace with new batteries Are you...

Page 11: ...annel remains as it is Last memory It input switches to INPUT1 INPUT4 An input change is also included Although it can choose now it is toggle operation in inside Although it can choose now it is toggle operation in inside Toggle Input terminal number 1 4 AUTO VIDEO COMPONENT Toggle STANDARD MOVIE USER GAME DYNAMIC Fixed DYNAMIC Volume 0 60 AV mode 10 AV mode 20 Toggle An input change is included ...

Page 12: ...nochrome Film Mode Picture No Signal Off No Operation Off EZ Setup CH Setup Antenna Setup DIGITAL Input Label Parental CTRL Position Picture Flip Standby Mode Language Treble Bass Balance Surround Audio Only Digital Noise Reduction HDMI Setup Input Select Output Select Quick Shoot Color System Caption Setup Program Title Display Audio Power Control Setup Option Audio Setup Digital Setup ...

Page 13: ...13 LC 37DB5U DIMENSIONS 2613 32 671 431 2 1105 323 8 822 6 77 8 200 123 64 306 431 64 114 41 8 105 7 7 8 200 4 1 64 104 22 1 8 562 3 11 32 85 25 15 32 647 18 17 64 463 9 14 31 64 367 8 Unit inch mm ...

Page 14: ... the 1 lock screw 2 and detach the Bracket Cover 3 Remove the 4 lock screws 3 and detach the Stand 4 Remove the Rear Cabinet Remove the 19 lock screws 4 9 lock screws 5 7 lock screws 6 and detach the Rear Cabinet 2 4 1 3 6 5 5 Stand Terminal Cover Bracket Cover Rear Cabinet 5 ...

Page 15: ...q and detach the SP Box R and SP Box L 9 Remove the connectors P5703 P3103 P1105 P2501 P3005 P3101 CN1 CN2 CN801 CN802 CN803 CN804 CN805 CN7502 CN7501 and CN7601 Remove the 2 Coaxial Cables RED and BLACK LCD Control Shield Main Shield A SP Box R SP Box L 7 8 9 10 11 P3005 P3101 P2501 P1105 P5703 CN803 CN801 CN802 CN804 CN805 P3103 CN1 CN2 CN7501 CN7601 CN7502 LC 32 37D4U Coaxial Cables RED BLACK ...

Page 16: ...ch the Jack Cover B Remove the 4 lock screws o and detach the Jack Cover A 15 Remove the 6 lock screws p and detach the Power PWB 16 Remove the 4 lock screws a and detach the LCD Control PWB 17 Remove the 2 lock screws s and detach the R C LED PWB 18 Remove the KEY PWB 18 1 Remove the 2 lock screws d from the Top Control Cover 18 2 Remove the 3 lock screws f from the KEY PWB 24 23 21 20 15 22 R C ...

Page 17: ...17 LC 37DB5U 19 Remove the 4 lock screws g and take out of the LCD Panel Module 25 25 LCD Panel Module 25 25 ...

Page 18: ...19 LC 37DB5U 18 LC 37DB5U A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 BLOCK DIAGRAM ...

Page 19: ...21 LC 37DB5U 20 LC 37DB5U A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 OVERALL WIRING DIAGRAM ...

Page 20: ...ecurit éle que la pi ece recommand élee parl usine et dans ce manuel de service peut provoquer une éLelectrocution un incendie ou toutautre sinistre COMMENT COMMANDER LES PIECES DE RECHANGE Pour que votre commande soit rapidement et correctement remplie veuillez fournir les renseignements suivants 1 NUMERO DU MODELE 2 NO DE REF 3 NO DE PIECE 4 DESCRIPTION in CANADA Contact SHARP Electronics of Can...

Page 21: ...WJZZ X F RCA Connector AK 105 QCNW D629WJPZ X Connectiong Cord Tuner AH 106 QEARPA176WJZZ X Earth Spring AH 107 QEARZA090WJZZ X Gasket x2 AD 1 CCABAB083WJ01 X Front Cabinet Ass y BQ 1 1 Not Available Front Cabinet 1 2 Not Available Badge SHARP 1 3 PSPAHA412WJZZ X Mask Spacer x2 AD 1 4 PSPAHA416WJZZ X Mask Spacer x2 AC 1 5 TLABZB031WJSA X HDTV Label AD 2 CCABBA544WJ03 X Rear Cabinet Ass y BR 2 1 No...

Page 22: ... 70 62 52 21 103 98 2 1 2 1 4 1 3 83 24 95 89 105 63 53 89 36 102 H H 50 25 78 23 2 3 2 2 22 85 1 4 61 6 2 6 2 6 1 U 40 40 85 56 101 56 49 48 55 89 31 33 99 26 73 U 89 M 89 39 86 D 71 37 89 8 78 R Q 65 26 64 60 G Q N S 86 20 86 18 104 97 58 45 89 89 46 59 16 15 14 96 29 92 9 89 J S 30 L R 35 42 106 M H O P 7 B C 72 G F 62 100 47 107 32 44 94 94 94 87 19 4 1 1 4 1 4 2 5 4 2 5 4 2 2 4 2 1 4 3 4 2 4 ...

Page 23: ... QCNW D938WJQZ J 60pins FFC L 1000mm AV AV to Main Unit FC QCNW D939WJQZ J 12pins L 1000mm AX AV to Main Unit FD QCNW D940WJQZ J 20pins L 1000mm BA Power to Main Unit PE QCNW D941WJQZ J 10pins L 1000mm AW Power to Inverter Unit PG1 PG2 QCNW D942WJQZ J 30pins L 1000mm BG LCD Controller to Main Unit LV QCNW D943WJQZ J 7pins L 1000mm AT LCD Controller to Main Unit SH QCNW D944WJQZ J 12pins L 1000mm A...

Page 24: ...26 LC 37DB5U PACKING OF THE SET S5 S4 S3 S6 S6 S6 S6 S2 X1 X2 X3 X4 X5 X6 X7 S1 S7 ...

Page 25: ...27 LC 37DB5U ...

Page 26: ...m or transmitted in any form 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 TQ1968 S Dec 2005 Printed in Japan SY KD Design and Production Information Design Japan Production SEMEX ...

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