Sharp LC-20B5M Service Manual
Sharp LC-20B5M Service Manual

Sharp LC-20B5M Service Manual

Lcd colour television
Hide thumbs Also See for LC-20B5M:

Advertisement

In the interests of user-safety (Required by safety regulations in some countries) the set should be re-
stored to its original condition and only parts identical to those specified should be used.
» IMPORTANT SERVICE SAFETY PRECAUTION ........................................................................................ 2
» SPECIFICATIONS ........................................................................................................................................ 4
» OPERATION MANUAL .................................................................................................................................5
» DIMENSIONS ............................................................................................................................................... 7
» REMOVING OF MAJOR PARTS ..................................................................................................................8
» ADJUSTING PROCEDURE OF EACH SECTION ..................................................................................... 13
» TROUBLE SHOOTING TABLE ...................................................................................................................24
» CHASSIS LAYOUT .....................................................................................................................................28
» BLOCK DIAGRAM ......................................................................................................................................30
» OVERALL WIRING DIAGRAM ...................................................................................................................32
» DESCRIPTION OF SCHEMATIC DIAGRAM .............................................................................................34
» SCHEMATIC DIAGRAM .............................................................................................................................35
» PRINTED WIRING BOARD ASSEMBLIES ................................................................................................75
» REPLACEMENT PARTS LIST ....................................................................................................................86
» PACKING OF THE SET ............................................................................................................................101
1st Edition
SERVICE MANUAL
LCD COLOUR TELEVISION
MODEL
CONTENTS
SHARP CORPORATION
LC-20B5M
LC-20B5M
Page

Advertisement

Table of Contents
loading

Summary of Contents for Sharp LC-20B5M

  • Page 1: Table Of Contents

    LC-20B5M 1st Edition SERVICE MANUAL LCD COLOUR TELEVISION LC-20B5M MODEL In the interests of user-safety (Required by safety regulations in some countries) the set should be re- stored to its original condition and only parts identical to those specified should be used.
  • Page 2: Important Service Safety Precaution

    LC-20B5M IMPORTANT SERVICE SAFETY PRECAUTION Ë Service work should be performed only by qualified service technicians who are thoroughly familiar with all safety checks and the servicing guidelines which follow: • Use an AC voltmeter having with 5000 ohm per volt, or...
  • Page 3 LC-20B5M Precautions for using lead-free solder 1 Employing lead-free solder "All 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.
  • Page 4: Specifications

    25°C room under standard lighting and brightness conditions. As a part of policy of continuous improvement, SHARP reserves the right to make design and specification changes for the LCD TV set improvement without prior notice. The performance specification figures indicated are nominal values of production units. There may be...
  • Page 5: Operation Manual

    LC-20B5M OPERATION MANUAL...
  • Page 6 LC-20B5M...
  • Page 7: Dimensions

    LC-20B5M DIMENSIONS Unit: mm 403.3...
  • Page 8: Removing Of Major Parts

    LC-20B5M REMOVING OF MAJOR PARTS 1. Remove the four lock screws from the stand, and detach the stand. 2. Remove the terminal covers (large and small). 3. Remove the three terminal screws. 4. Remove the fourteen lock screws from the cabinet B.
  • Page 9 LC-20B5M 9. Remove the two lock screws from the operation panel (top cover), and detach the operation panel (top cover). 10. Remove the two lock screws from the operation PWB, and detach the operation PWB. 11. Remove the lock screw from the shield, and detach the shield from the main PWB.
  • Page 10 LC-20B5M 14. Remove the two lock screws from the inverter PWB, and detach the inverter PWB. 15. Remove the five lock screws from the main PWB, and undo the claws a and b. Detach the main PWB by lifting the area around the claws and pulling the PWB out.
  • Page 11 LC-20B5M » Precautions in handling the liquid crystal panel 1. Handle it in a clean room. (above 50% humidity) 2. The worker must wear an earth band. 3. Be careful not to drop, vibrate and shock the panel. 4. Use an ionizer. (within 30 cm) 19.
  • Page 12 LC-20B5M » Precautions in servicing the B side (backside) of the main PWB unit 1. Disconnect the FFC (flat cable) from between the main PWB (SC1204) and the liquid crystal panel, and then connect the service-specific extension FFC (flat cable) (QCNW-A556WJZZ).
  • Page 13: Adjusting Procedure Of Each Section

    Preparation for Adjustments Use the exclusive-use AC adapter or stable DC power supply. AC adapter: UADP-A063WJPZ (LC-20B5X) UADP-A064WJPZ (LC-20B5M) DC power supply: 12 ± 0.5V 5.6A 1. Adjustment Procedure 1-1. Adjusting the checker Turning on the power (initialization) → Setting the model and size in inches → Transferring the model-specified C) →...
  • Page 14 LC-20B5M 5. Adjustment 5-1. Counter bias adjustment: COM BIAS on page 2 Adjust the "COM BIAS" setting until the contrast gets optimum (the black portion blackest). The adjustment guideline is around 100. 5-2. TAMP adjustment 1) Feed the colour bar pattern signal.
  • Page 15 LC-20B5M 5-4. Other adjustments (SOUND, VPC, DPS, DAC, TUNER, OTHERS, TEXT) 1) Move the cursor to a desired item on page 4 of adjustment process menu. Press the CURSOR LEFT/ RIGHT keys, "VOL (+)/(–)" keys or OK key to select the item.
  • Page 16 LC-20B5M 6. Lamp error detection 6-1. Functional description This LCD colour television has a function (lamp error detection) to be turned off automatically for safety when the lamp or lamp circuit is abnormal. If the lamp or lamp circuit is abnormal, or some other errors happen, and the lamp error detection is executed, the followings occur.
  • Page 17: Public Mode

    LC-20B5M 7. Public mode • How to enter into PUBLIC MODE 1. Turn off TV by pressing MAIN POWER switch. 2. While pressing "MENU" key and "VOL(+)" key at the same time, press MAIN POWER switch for more than 2 seconds.
  • Page 18 LC-20B5M 5. MENU BUTTON (RESPOND / NO RESPOND) With "NO RESPOND" selected, the remote controller and the set's MENU key are disabled. 6. ON SCREEN DISPLAY (YES / NO) If you set "NO" position, OSD will not appear. 7. START MODE (NORMAL↔AV1↔COMPONENT↔CH1↔CH2 ... ↔CH98↔CH99↔CH0) When any other item than "NORMAL"...
  • Page 19 8. Functions of the PC card 8-1. Product outline Sharp has adopted its original "ASV *2 method low-reflection black TFT flat panel" that can reproduce the high-contrast images with firm black even in bright rooms. "QS technology" *1 reduces residual images even for quick-moving subjects to realize eye-friendly images, and "I/P conversion for 3-D motions"...
  • Page 20 LC-20B5M 8-2. PC Card Unit Spec (1) Still-Picture Mode 1) Recording/Play File Format Based on JPEG/DCF 2) Recording Pixcel Numbers 640x480 3) Playing Pixcel numbers 640x480 (2) Motion-picture Mode 1) File system (3) Motion picture Format Video Codec Picel Numbers...
  • Page 21 LC-20B5M 8-3. Block diagram of card unit...
  • Page 22 LC-20B5M • PCMCIA card Used at 5V/3.3V • DM270 (IC5001) CPU, DSP, DMAC, OSD, NTSC encoder: system control, OSD display, video encoding/decoding Used at 3.3V (1.5V for DSP) • DA150 (IC5201) Audio encoding/decoding • 32M FLASH (IC5003) Storing the program for DA150 and DM270 •...
  • Page 23 LC-20B5M Main Side IC (connector) Pin No. Terminal name Signal name Types of signals Explanation for signals name P701 3.3V (SUB) B3.3V2A Power supply Power supply 3.3V for DM270 (NA215WJ) VPC_VS V signal from VPC to DM270 (Video decoder) MSY/HS...
  • Page 24: Trouble Shooting Table

    LC-20B5M TROUBLE SHOOTING TABLE...
  • Page 25 LC-20B5M TROUBLE SHOOTING TABLE (Continued)
  • Page 26 LC-20B5M TROUBLE SHOOTING TABLE (Continued)
  • Page 27 LC-20B5M TROUBLE SHOOTING TABLE (Continued)
  • Page 28: Chassis Layout

    LC-20B5M CHASSIS LAYOUT OPERATION Unit INVERTER Unit Main Unit ANALOG Unit CARD LED Unit R/C, LED Unit...
  • Page 29: Block Diagram

    LC-20B5M BLOCK DIAGRAM A NTENNA TUNER MULTI AUDIO ACTIVE FILTER AUDIO SIF_ OUT ANA_ IN1+ SDA/SCL TU2201 STANDARD IC3301 POWER AMP SPEAKER DACM_ L/ R IN 1/2 L/R+OUT P3302 SOUND HEADPHONAMP IC3304 TV_ V SDA/SCL SC1_OUT_L/R DACA_L/R SOUND_VCC(+12V) P3303 SCART...
  • Page 30: Overall Wiring Diagram

    LC-20B5M OVERALL WIRING DIAGRAM...
  • Page 31: Description Of Schematic Diagram

    LC-20B5M DESCRIPTION OF SCHEMATIC DIAGRAM VOLTAGE MEASUREMENT CONDITION: 1. The voltages at test points are measured on exclusive AC adaptor and the stable supply voltage of AC 120V. Signals are fed by a color bar signal generator for servicing purpose and the above voltages are measured with a 20k ohm/V tester.
  • Page 32: Schematic Diagram

    LC-20B5M SCHEMATIC DIAGRAM Ë CONTROL Unit...
  • Page 33 LC-20B5M Ë MAIN Unit-1/12...
  • Page 34 LC-20B5M Ë MAIN Unit-2/12...
  • Page 35 LC-20B5M Ë MAIN Unit-3/12...
  • Page 36 LC-20B5M Ë MAIN Unit-4/12...
  • Page 37 LC-20B5M Ë MAIN Unit-5/12...
  • Page 38 LC-20B5M Ë MAIN Unit-6/12...
  • Page 39 LC-20B5M Ë MAIN Unit-7/12...
  • Page 40 LC-20B5M Ë MAIN Unit-8/12...
  • Page 41 LC-20B5M Ë MAIN Unit-9/12...
  • Page 42 LC-20B5M Ë MAIN Unit-10/12...
  • Page 43 LC-20B5M Ë MAIN Unit-11/12...
  • Page 44 LC-20B5M Ë MAIN Unit-12/12...
  • Page 45 LC-20B5M Ë ANALOG Unit-1/5 (LC-20B5M)
  • Page 46 LC-20B5M Ë ANALOG Unit-1/5 (LC-20B5M(X))
  • Page 47 LC-20B5M Ë ANALOG Unit-2/5...
  • Page 48 LC-20B5M Ë ANALOG Unit-3/5...
  • Page 49 LC-20B5M Ë ANALOG Unit-4/5...
  • Page 50 LC-20B5M Ë ANALOG Unit-5/5...
  • Page 51 LC-20B5M Ë R/C, LED Unit...
  • Page 52 LC-20B5M Ë CARD LED Unit...
  • Page 53 LC-20B5M Ë INVERTER Unit...
  • Page 54: Printed Wiring Board Assemblies

    LC-20B5M PRINTED WIRING BOARD ASSEMBLIES OPERATION Unit (Side-A) (QPWBXC353WJN1) S4053 OPERATION Unit (Chip Parts Side-A) (QPWBXC353WJN1) R/C, LED Unit (Side-A) (QPWBXC354WJN1) D4003 D4005 R4008 D4004 C4202 X4000 R4007 P4001 R4006 C4204 IC4201 D4001 D4002 J4021 Q4003 C4201 R/C, LED Unit (Chip Parts Side-A)
  • Page 55 LC-20B5M MAIN Unit (Side-A) TP702 TP5401 C1122 P2005 P5003 D1106 D1107 C1117 C1106 P2003 SC1204 SC1202 TP2069 TP707 FB709 Q721 R5094 D710 C8524 L1701 IC1101 R1130 R8517 R8516 C8520 C8521 R8518 C764 C1704 SC1201 R1135 R1138 C732 IC5406 R1137 FB710...
  • Page 56 LC-20B5M MAIN Unit (Side-B) TL2014 TL2016 TL1295 TL1266 TL1269 TL1270 TL1272 TL1260 TL1276 TL1279 TL1261 TP705 TL2013 TL2017 TL1223 TL1224 TL1226 TL1228 TL1230 TL1231 TL1232 C8541 R2092 TL2015 TL2080 TL2090 TL2092 TL2093 TL1267 TL1271 TL1275 TL1264 TL1281 TL1245 R2002 TL1225...
  • Page 57 LC-20B5M ANALOG Unit (Side-A)
  • Page 58 LC-20B5M C3401 C3403 R3402 R3404 CF3401 R3407 C3404 C3440 IC3402 C3439 C3433 C3436 IC3403 C2219 R2221 R2210 R3451 C3430 R3446 D2213 C3431 R3448 R3439 R3447 R3438 D2214 C2220 C3435 R2209 R2207 D2211 D2212 C2221 R2218 R2202 ANALOG Unit (Chip Parts Side-A)
  • Page 59 LC-20B5M INVERTER Unit (Side-A) INVERTER Unit (Side-B) TL6709 TL6708 TL6710 TL6712 TL6715 TL6714 TL6716 TL6711 TL6713 TL6717 TL6718 TL6721 TL6722 TL6719 TL6720 TL6700 TL6018 TL6021 TL6023 TL6022 TL6027 TL6020 TL6025 TL6024 TL6026 R6740 TL6029 TL6701 R6739 TL6019 D6705 R6742 D6711...
  • Page 60: Replacement Parts List

    LC-20B5M Ref. No. Part No. Description Code Ref. No. Part No. Description Code PARTS LIST DUNTKC316FE09 PARTS REPLACEMENT MAIN UNIT INTEGRATED CIRCUITS Replacement parts which have these special safety characteristics IC701 RH-iXA828WJZZY J I.C. identified in this manual; electrical components having such features...
  • Page 61 LC-20B5M Ref. No. Part No. Description Code Ref. No. Part No. Description Code TRANSFORMER DUNTKC316FE09 T701 RTRNWA120WJZZY J Transformer MAIN UNIT (Continued) CAPACITORS C701 VCKYCY1EF104ZY J 0.1 Ceramic Q2010 VSDTC114EE/-1Y J DTC114EE C702 VCKYCY1EB333KY J 0.033 25V Ceramic Q2012 VSUMG9N++++-1Y J UMG9N C703 VCKYCY1EB333KY J 0.033 25V...
  • Page 62 LC-20B5M Ref. No. Part No. Description Code Ref. No. Part No. Description Code DUNTKC316FE09 C5026 VCKYCY1EF104ZY J 0.1 Ceramic C5027 VCKYCY1EF104ZY J 0.1 Ceramic MAIN UNIT (Continued) C5028 VCKYCY1EF104ZY J 0.1 Ceramic C5029 VCKYCY1EF104ZY J 0.1 Ceramic C5030 RC-KZA041WJZZY J 10 Ceramic C1224 VCKYCY1EF104ZY J 0.1...
  • Page 63 LC-20B5M Ref. No. Part No. Description Code Ref. No. Part No. Description Code RESISTORS DUNTKC316FE09 R705 VRS-CY1JF103JY J 10k 1/16W Metal Oxide MAIN UNIT (Continued) R706 VRS-CY1JF103JY J 10k 1/16W Metal Oxide R707 VRS-CY1JF333JY J 33k 1/16W Metal Oxide R708...
  • Page 64 LC-20B5M Ref. No. Part No. Description Code Ref. No. Part No. Description Code DUNTKC316FE09 R2025 VRS-CY1JF103JY J 10k 1/16W Metal Oxide R2026 VRS-CY1JF123FY J 12k 1/16W Metal Oxide MAIN UNIT (Continued) R2027 VRS-CY1JF101JY J 100 1/16W Metal Oxide R2028 VRS-CY1JF273FY...
  • Page 65 LC-20B5M Ref. No. Part No. Description Code Ref. No. Part No. Description Code DUNTKC316FE09 R5445 VRS-CY1JF104JY J 100k 1/16W Metal Oxide R5446 VRS-CY1JF000JY 1/16W Metal Oxide MAIN UNIT (Continued) R5447 VRS-CY1JF000JY 1/16W Metal Oxide R5448 VRS-CB1JF104JY J 100k 1/16W Metal Oxide...
  • Page 66 LC-20B5M Ref. No. Part No. Description Code Ref. No. Part No. Description Code DUNTKC316FE09 DUNTKC350FE09 MAIN UNIT (Continued) INVERTER UNIT TRANSISTORS R8824 VRS-CY1JF121FY J 120 1/16W Metal Oxide R8825 VRS-CY1JF000JY 1/16W Metal Oxide Q6700 VS2SC5886++-1Y J 2SC5886 R8826 VRS-CY1JF121FY J 120 1/16W Metal Oxide...
  • Page 67 NOTE: THE PARTS HERE SHOWN ARE SUPPLIED AS AN RESISTORS ASSEMBLY BUT NOT INDEPENDENTLY. R6700 VRS-TW2ED122JY J 1.2k 1/4W Metal Oxide TU2201 VTUVT2U5CD553 J Tuner(LC-20B5M) R6701 VRS-TW2ED122JY J 1.2k 1/4W Metal Oxide TU2201 VTUVT2U5CD558 J Tuner(LC-20B5M(X)) R6702 VRS-CY1JF103JY J 10k 1/16W Metal Oxide...
  • Page 68 LC-20B5M Ref. No. Part No. Description Code Ref. No. Part No. Description Code DUNTKC352DE06(LC-20B5M) C1630 VCE9PV0JN226MY J 22 6.3V Elect. (N.P) DUNTKC352DE09(LC-20B5M(X)) C1631 RC-KZ0074TAZZY J 10 6.3V Ceramic C1632 VCKYCY1EF104ZY J 0.1 Ceramic ANALOG UNIT (Continued) C1634 VCEASX0JN226MY J 22 6.3V Electrolytic...
  • Page 69 LC-20B5M Ref. No. Part No. Description Code Ref. No. Part No. Description Code DUNTKC352DE06(LC-20B5M) C3428 VCKYCY1CB104KY J 0.1 Ceramic DUNTKC352DE09(LC-20B5M(X)) C3429 RC-KZA041WJZZY J 10 Ceramic C3430 VCKYCY1EF104ZY J 0.1 Ceramic ANALOG UNIT (Continued) C3431 VCKYCY1EF104ZY J 0.1 Ceramic C3432 VCKYCY1EF104ZY J 0.1...
  • Page 70 LC-20B5M Ref. No. Part No. Description Code Ref. No. Part No. Description Code DUNTKC352DE06(LC-20B5M) R3223 VRS-CY1JF220JY J 22 1/16W Metal Oxide DUNTKC352DE09(LC-20B5M(X)) R3224 VRS-CY1JF220JY J 22 1/16W Metal Oxide R3225 VRS-CY1JF000JY 1/16W Metal Oxide ANALOG UNIT (Continued) R3227 VRS-CY1JF000JY 1/16W Metal Oxide...
  • Page 71 LC-20B5M Ref. No. Part No. Description Code Ref. No. Part No. Description Code DUNTKC352DE06(LC-20B5M) P1601 QPLGN1558REZZY J Plug, 15-pin DUNTKC352DE09(LC-20B5M(X)) P2201 QPLGN0558REZZY J Plug, 5-pin P3201 QPLGN1058REZZY J Plug, 4-pin ANALOG UNIT (Continued) P3302 QPLGN0278GEZZ J Plug, 2-pin P3303 QPLGN0278GEZZ...
  • Page 72 J TPS850 Not Available – Cabinet A — IC4202 VHiRS5C372A-1Y J RS5C372A-E2 GCOVAA704WJKA J Speaker Cover, x2 HBDGBA028WJSA J “SHARP”, Badge TRANSISTORS HDECQA340WJSA J CARD LED Cover Q4001 VSDTC144EE/-1Y J DTC144EE HDECQA346WJSA J R/C, LED Cover Q4003 VSDTC144EE/-1Y J DTC144EE...
  • Page 73 LC-20B5M CABINET AND MECHANICAL PARTS 1-12 1-14 1-12 OPERATION PWB 1-13 1-11 1-10 5-3-5 1-10 1-4 CARD LED PWB 1-11 5-3-4 1-12 R/C, LED 5-3-5 1-12 5-3-7 5-3-6 5-3-1 5-2-1 5-3-10 5-3-4 5-2-1 5-11 5-2-1 5-12 5-2-1 5-2-1 5-3-3 5-13...
  • Page 74 GCOVAA654WJKA J Terminal Cover(S) GCOVAA659WJKA J Jack Cover LHLDWA037WJSA J Cable Holder, x1 LANGTA067WJFW J Reinforcement Angle å QACCLA025WJPZ J AC Cord(LC-20B5M(X)) LX-BZ3442CEF9 J Screw, x4 å QACCKA006WJPZ J AC Cord(LC-20B5M) PSLDMA387WJZZ J Shield QCNWG0008CEPZ J Antenna Cable RCORFA023WJZZ J Core...
  • Page 75: Packing Of The Set

    LC-20B5M PACKING OF THE SET Operation Manual Polyethylene Bag (TiNS-B130WJZZ) (SSAKAA010WJZZ) Cable Holder (1pc.) (LHLDWA037WJSA) Guarantee Card (TGAN-A270WJZZ:LC-20B5M(X)) Infrared R/C Unit (RRMCGA230WJSA) AC Adapter (UADP-A063WJPZ:LC-20B5M(X)) (UADP-A064WJPZ:LC-20B5M) AC Cord Buffer Material (Accessories) (QACCLA025WJPZ:LC-20B5M(X)) (SPAKFA488WJZZ) (QACCKA006WJPZ:LC-20B5M) Antenna Cable (QCNWG0008CEPZ) Polyethylene Bag (SSAKA0219CEZZ) "AAA"...
  • Page 76: Parts List

    LC-20B5M Ref. No. Part No. Description Code Ref. No. Part No. Description Code PARTS LIST DUNTKC316FE09 PARTS REPLACEMENT MAIN UNIT INTEGRATED CIRCUITS Replacement parts which have these special safety characteristics IC701 RH-iXA828WJZZY J I.C. identified in this manual; electrical components having such features...
  • Page 77 LC-20B5M Ref. No. Part No. Description Code Ref. No. Part No. Description Code TRANSFORMER DUNTKC316FE09 T701 RTRNWA120WJZZY J Transformer MAIN UNIT (Continued) CAPACITORS C701 VCKYCY1EF104ZY J 0.1 Ceramic Q2010 VSDTC114EE/-1Y J DTC114EE C702 VCKYCY1EB333KY J 0.033 25V Ceramic Q2012 VSUMG9N++++-1Y J UMG9N C703 VCKYCY1EB333KY J 0.033 25V...
  • Page 78 LC-20B5M Ref. No. Part No. Description Code Ref. No. Part No. Description Code DUNTKC316FE09 C5026 VCKYCY1EF104ZY J 0.1 Ceramic C5027 VCKYCY1EF104ZY J 0.1 Ceramic MAIN UNIT (Continued) C5028 VCKYCY1EF104ZY J 0.1 Ceramic C5029 VCKYCY1EF104ZY J 0.1 Ceramic C5030 RC-KZA041WJZZY J 10 Ceramic C1224 VCKYCY1EF104ZY J 0.1...
  • Page 79 LC-20B5M Ref. No. Part No. Description Code Ref. No. Part No. Description Code RESISTORS DUNTKC316FE09 R705 VRS-CY1JF103JY J 10k 1/16W Metal Oxide MAIN UNIT (Continued) R706 VRS-CY1JF103JY J 10k 1/16W Metal Oxide R707 VRS-CY1JF333JY J 33k 1/16W Metal Oxide R708...
  • Page 80 LC-20B5M Ref. No. Part No. Description Code Ref. No. Part No. Description Code DUNTKC316FE09 R2025 VRS-CY1JF103JY J 10k 1/16W Metal Oxide R2026 VRS-CY1JF123FY J 12k 1/16W Metal Oxide MAIN UNIT (Continued) R2027 VRS-CY1JF101JY J 100 1/16W Metal Oxide R2028 VRS-CY1JF273FY...
  • Page 81 LC-20B5M Ref. No. Part No. Description Code Ref. No. Part No. Description Code DUNTKC316FE09 R5445 VRS-CY1JF104JY J 100k 1/16W Metal Oxide R5446 VRS-CY1JF000JY 1/16W Metal Oxide MAIN UNIT (Continued) R5447 VRS-CY1JF000JY 1/16W Metal Oxide R5448 VRS-CB1JF104JY J 100k 1/16W Metal Oxide...
  • Page 82 LC-20B5M Ref. No. Part No. Description Code Ref. No. Part No. Description Code DUNTKC316FE09 DUNTKC350FE09 MAIN UNIT (Continued) INVERTER UNIT TRANSISTORS R8824 VRS-CY1JF121FY J 120 1/16W Metal Oxide R8825 VRS-CY1JF000JY 1/16W Metal Oxide Q6700 VS2SC5886++-1Y J 2SC5886 R8826 VRS-CY1JF121FY J 120 1/16W Metal Oxide...
  • Page 83 NOTE: THE PARTS HERE SHOWN ARE SUPPLIED AS AN RESISTORS ASSEMBLY BUT NOT INDEPENDENTLY. R6700 VRS-TW2ED122JY J 1.2k 1/4W Metal Oxide TU2201 VTUVT2U5CD553 J Tuner(LC-20B5M) R6701 VRS-TW2ED122JY J 1.2k 1/4W Metal Oxide TU2201 VTUVT2U5CD558 J Tuner(LC-20B5M(X)) R6702 VRS-CY1JF103JY J 10k 1/16W Metal Oxide...
  • Page 84 LC-20B5M Ref. No. Part No. Description Code Ref. No. Part No. Description Code DUNTKC352DE06(LC-20B5M) C1630 VCE9PV0JN226MY J 22 6.3V Elect. (N.P) DUNTKC352DE09(LC-20B5M(X)) C1631 RC-KZ0074TAZZY J 10 6.3V Ceramic C1632 VCKYCY1EF104ZY J 0.1 Ceramic ANALOG UNIT (Continued) C1634 VCEASX0JN226MY J 22 6.3V Electrolytic...
  • Page 85 LC-20B5M Ref. No. Part No. Description Code Ref. No. Part No. Description Code DUNTKC352DE06(LC-20B5M) C3428 VCKYCY1CB104KY J 0.1 Ceramic DUNTKC352DE09(LC-20B5M(X)) C3429 RC-KZA041WJZZY J 10 Ceramic C3430 VCKYCY1EF104ZY J 0.1 Ceramic ANALOG UNIT (Continued) C3431 VCKYCY1EF104ZY J 0.1 Ceramic C3432 VCKYCY1EF104ZY J 0.1...
  • Page 86 LC-20B5M Ref. No. Part No. Description Code Ref. No. Part No. Description Code DUNTKC352DE06(LC-20B5M) R3223 VRS-CY1JF220JY J 22 1/16W Metal Oxide DUNTKC352DE09(LC-20B5M(X)) R3224 VRS-CY1JF220JY J 22 1/16W Metal Oxide R3225 VRS-CY1JF000JY 1/16W Metal Oxide ANALOG UNIT (Continued) R3227 VRS-CY1JF000JY 1/16W Metal Oxide...
  • Page 87 LC-20B5M Ref. No. Part No. Description Code Ref. No. Part No. Description Code DUNTKC352DE06(LC-20B5M) P1601 QPLGN1558REZZY J Plug, 15-pin DUNTKC352DE09(LC-20B5M(X)) P2201 QPLGN0558REZZY J Plug, 5-pin P3201 QPLGN1058REZZY J Plug, 4-pin ANALOG UNIT (Continued) P3302 QPLGN0278GEZZ J Plug, 2-pin P3303 QPLGN0278GEZZ...
  • Page 88 J TPS850 Not Available – Cabinet A — IC4202 VHiRS5C372A-1Y J RS5C372A-E2 GCOVAA704WJKA J Speaker Cover, x2 HBDGBA028WJSA J “SHARP”, Badge TRANSISTORS HDECQA340WJSA J CARD LED Cover Q4001 VSDTC144EE/-1Y J DTC144EE HDECQA346WJSA J R/C, LED Cover Q4003 VSDTC144EE/-1Y J DTC144EE...
  • Page 89 LC-20B5M CABINET AND MECHANICAL PARTS 1-12 1-14 1-12 OPERATION PWB 1-13 1-11 1-10 5-3-5 1-10 1-4 CARD LED PWB 1-11 5-3-4 1-12 R/C, LED 5-3-5 1-12 5-3-7 5-3-6 5-3-1 5-2-1 5-3-10 5-3-4 5-2-1 5-11 5-2-1 5-12 5-2-1 5-2-1 5-3-3 5-13...
  • Page 90 GCOVAA654WJKA J Terminal Cover(S) GCOVAA659WJKA J Jack Cover LHLDWA037WJSA J Cable Holder, x1 LANGTA067WJFW J Reinforcement Angle å QACCLA025WJPZ J AC Cord(LC-20B5M(X)) LX-BZ3442CEF9 J Screw, x4 å QACCKA006WJPZ J AC Cord(LC-20B5M) PSLDMA387WJZZ J Shield QCNWG0008CEPZ J Antenna Cable RCORFA023WJZZ J Core...
  • Page 91 LC-20B5M COPYRIGHT © 2004 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.

Table of Contents