Sharp LC-20AV1U Service Manual
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Sharp LC-20AV1U Service Manual

Lcd color tv
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LC-20SH1U
LC-20AV1U
SPECIFICATIONS ................................................................................................................................ 1-1
IMPORTANT SAFEGUARDS AND PRECAUTIONS ............................................................................ 2-1
STANDARD NOTES FOR SERVICING ................................................................................................ 3-1
CABINET DISASSEMBLY INSTRUCTIONS ........................................................................................ 4-1
ELECTRICAL ADJUSTMENT INSTRUCTIONS ................................................................................... 5-1
TROUBLESHOOTING .......................................................................................................................... 6-1
BLOCK DIAGRAMS .............................................................................................................................. 7-1
SCHEMATIC DIAGRAMS/ CBA'S AND TEST POINTS ....................................................................... 8-1
WAVEFORMS & VOLTAGE CHART .................................................................................................... 9-1
WIRING DIAGRAM ............................................................................................................................. 10-1
IC PIN FUNCTION DESCRIPTIONS .................................................................................................. 11-1
EXPLODED VIEWS ............................................................................................................................ 12-1
MECHANICAL PARTS LIST ............................................................................................................... 13-1
ELECTRICAL PARTS LIST ................................................................................................................ 14-1
SHARP CORPORATION
SERVICE MANUAL
CONTENTS
1
LCD COLOR TV
LC-20SH1U
LC-20AV1U
MODELS
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 be used.
This document has been published to be used for
after sales service only.
The contents are subject to change without notice.
LC-20SH1U/LC-20AV1U
S74X9LC20AV1U
Page

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  • Page 1: Table Of Contents

    LC-20SH1U/LC-20AV1U SERVICE MANUAL S74X9LC20AV1U LCD COLOR TV LC-20SH1U LC-20AV1U MODELS LC-20SH1U 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 be used.

  • Page 2: Specifications

    SPECIFICATIONS <TUNER> ANT. Input ......75ohm Unbal., F type Reference Level ....20Vp-p (CRT Green Cathode) Test Input Signal ....400Hz 30% modulation Description Condition Unit Nominal Limit Picture 45.75 1. Intermediate Freq. Sound 41.25 CH-2 dBµV 2. Color Killer Sens. CH-10 dBµV CH-55...
  • Page 3 <VIDEO> Description Condition Unit Nominal Limit Horizontal 1. Over Scan Vertical 8500+10MPCD °K ±0.01 2. Color Temperature ( 80% WHITE ) 0.292 ±0.01 0.307 9000 °K ±0.01 3. Color Temperature ( 40% WHITE ) 0.286 ±0.01 0.299 Horizontal line 4. Resolution Vertical line <AUDIO>...

  • Page 4: Important Safeguards And Precautions

    IMPORTANT SAFEGUARDS AND PRECAUTIONS Prior to shipment from the factory, our products are strictly inspected for recognized product safety and electrical codes of the countries in which they are to be sold. However, in order to maintain such compliance, it is equally important to implement the following precautions when a set is being serviced.
  • Page 5 3. Design Alteration Warning - Do not alter or add to assure correct lead dress in the following areas:a. the mechanical or electrical design of this TV receiver. near sharp edges,b. near thermally hot parts-be Design alterations and additions, including, but not sure that leads and components do not touch limited to circuit modifications and the addition of thermally hot parts,c.
  • Page 6 IMPORTANT SERVICE SAFETY PRECAUTION Service work should be performed only by qualified service technicians who are thoroughly familiar with all safety checks and the servicing guidelines which follow: • WARNING Use an AC voltmeter having with 5000 ohm per volt, or higher, sensitivity or measure the AC voltage drop 1.
  • Page 7 PRECAUTIONS A PRENDRE LORS DE LA REPARATION Ne peut effectuer la réparation qu’ un technicien spécialisé qui s’est parfaitement accoutumé à toute vérification de sécurité et aux conseils suivants. AVERTISSEMENT conduite électrique ou une prise de terre branchée à la terre. 1.

  • Page 8: Standard Notes For Servicing

    STANDARD NOTES FOR SERVICING NOTE: CBA AND PWB MEANS PRINTED WIRING Precautions for Using Lead-free Solder BOARD. 1 Employing lead-free solder Circuit Board Indications Pb free mark (as shown below) indicates lead-free solder, and is attached on the PWBs and service a.
  • Page 9 Soldering Iron Fig. S-1-3 (2) Lift each lead of the flat pack-IC upward one by one, using a sharp pin or wire to which solder will not adhere (iron wire). When heating the pins, use a fine Fig. S-1-1 tip soldering iron or a hot air desoldering machine.
  • Page 10 (4) Bottom of the flat pack-IC is fixed with glue to the 2. Installation CBA; when removing entire flat pack-IC, first apply (1) Using desoldering braid, remove the solder from the soldering iron to center of the flat pack-IC and heat foil of each pin of the flat pack-IC on the CBA so you up.
  • Page 11 Instructions for Handling Semi-conductors Electrostatic breakdown of the semi-conductors may occur due to a potential difference caused by electrostatic charge during unpacking or repair work. 1. Ground for Human Body Be sure to wear a grounding band (1MΩ) that is properly grounded to remove any static electricity that may be charged on the body.

  • Page 12: Cabinet Disassembly Instructions

    CABINET DISASSEMBLY INSTRUCTIONS 2. Disassembly Method NOTE: CBA AND PWB MEANS PRINTED WIRING BOARD. REMOVAL [ LC-20SH1U ] REMOVE/*UNHOOK/ LOC. PART Fig. UNLOCK/RELEASE/ Note 1. Disassembly Flowchart UNPLUG/DESOLDER This flowchart indicates the disassembly steps to gain Rear D1 8 ( S-1 ), ( S-2 ), ( S-3 ) access to item(s) to be serviced.
  • Page 13 [1] Rear Cabinet Fig. D1 L0370DC...
  • Page 14 [9] Front Cabinet [6] Function [7] Speaker L S-11 [3] Analog Invert CBA S-10 [8] Speaker R S-12 [4] LCD Main CBA [5] Liquid Crystal Panel [2] Main CBA Fig. D2 L0370DC...
  • Page 15 To Liquid Cristal Panel Function CBA CLN104 To Liquid Cristal CN310A CN311A CN321A Panel CN113B CN112B CN111B Main CN492 CN450 CN104 CLN492 CN490 CN103A CN102A CN101A CN460 Main CBA CN470 CN480 CN801 CN802 Analog Invert CBA To Speaker To Speaker Fig.
  • Page 16 [ LC-20AV1U ] 1. Disassembly Flowchart REMOVAL REMOVE/*UNHOOK/ This flowchart indicates the disassembly steps to gain LOC. PART Fig. UNLOCK/RELEASE/ Note access to item(s) to be serviced. When reassembling, UNPLUG/DESOLDER follow the steps in reverse order. Bend, route, and dress the cables as they were originally.
  • Page 17 [1] Rear Cabinet Fig. D4 L0370DC...
  • Page 18 [10] Front Cabinet [6] Function [8] Speaker L S-12 [3] Analog S-10 Invert CBA S-13 [7] IR S-11 Sensor [4] LCD [9] Speaker R Main CBA [5] Liquid Crystal Panel [2] Main CBA Fig. D5 L0370DC...
  • Page 19 To Liquid Cristal Panel Function CBA CLN104 To Liquid Cristal CN310A CN311A CN321A Panel CN113B CN112B CN111B Main CN492 CN450 CN104 CLN492 CN490 CN103A CN102A CN101A CN460 Main CBA CN470 CN480 CN801 CN105 CN802 CLN105 Analog Invert CBA To Speaker To Speaker IR Sensor CBA Fig.

  • Page 20: Electrical Adjustment Instructions

    ELECTRICAL ADJUSTMENT INSTRUCTIONS NOTE: CBA AND PWB MEANS PRINTED WIRING 1. Initial Setting BOARD. General Enter the Service mode. NOTE: Electrical adjustments are required after replacing circuit Set the each initial data as shown on table 1 below. components and certain mechanical parts. It is important to perform these adjustments only after all repairs and Table 1: Initial Data replacements have been completed.
  • Page 21 3. Flicker Adjustment BUTTON DATA ( on the service ITEM Note: Use remote control unit VALUE remote control ) 1. Enter the Service mode. (See page 5-1) C-DG ( C/D2 ) Vol down 2. Press “2” button on the remote control unit. C-DB ( C/D2 ) Vol down The following screen appears.
  • Page 22 The following adjustment normally are not attempted Method 2 in the field. Only when replacing the LCD Panel then adjust as a preparation. Test point Adj. Point Mode Input 5. White Balance Adjustment White Purity VIDEO 1 Screen (APL 80% buttons VIDEO 2 Purpose: To mix red, green and blue beams correctly...
  • Page 23 6. Sub-Brightness Adjustment Purpose: To mix red, green and blue beams correctly for pure white. Symptom of Misadjustment: White becomes bluish or reddish. Confirmation at [VIDEO-1] 1. Set CG951 to 7/5/3 IRE 3-step grayscale. 7 IRE 5 IRE 3 IRE TEST PATTERN (7/5/3 IRE) 2.

  • Page 24: Troubleshooting

    TROUBLESHOOTING Table of Contents for the Troubleshooting Flow Charts Flow Chart Description Page The power cannot be turned on. The fuse blows out. When the output voltage fluctuates. When buzz sound can be heard in the vicinity of power circuit. AL-8V is not outputted.

  • Page 25: Flow Chart No.1

    1. POWER SUPPLY SECTION FLOW CHART NO.1 The power cannot be turned on. See FLOW CHART No.2 <The fuse blows out.> Is the fuse (F601) normal? Check if there is any leak or short-circuiting on the primary circuit component, and service it if defective. (Q601,Q603.T601,D605,D606,D607,D608,C605, C606,C610,C654) Is the AL +3.3V line voltage normal?

  • Page 26: Al+3.3V Is Not Outputted

    FLOW CHART NO.6 AL+3.3V is not outputted. Is 3.3V voltage supplied to the cathode of D514? Check D635,C637 and their periphery circuit, and service it if defective. FLOW CHART NO.7 AL+40V is not outputted. Check D645,D646,C644 and their periphery circuit, and service it if defective.

  • Page 27: Reg+5V(1) Is Not Outputted

    FLOW CHART NO.11 REG+5V(1) is not outputted. approximately 12V voltage supplied to Pin(1) of IC604? Check IC604,C603 and their periphery circuit, and service it if defective. FLOW CHART NO.12 REG+5V(2) is not outputted. Check IC603,C673 and their periphery circuit, and service it if defective. FLOW CHART NO.13 P-ON+3.3V(D) is not outputted.

  • Page 28: Panel+24V Is Not Outputted

    FLOW CHART NO.16 PANEL+24V is not outputted. Check Q501,Q502,Q511 and their periphery circuit, and service it if defective. FLOW CHART NO.17 PANEL+5.4V is not outputted. Check Q503,Q504,Q514 and their periphery circuit, and service it if defective. FLOW CHART NO.18 PANEL-12V is not outputted. Check Q505 and the periphery circuit, and service it if defective.

  • Page 29: The Key Operation Is Not Functioning

    FLOW CHART NO.21 The key operation is not functioning. Re-install the switches (SW101,SW102,SW103, SW104,SW105,SW107,SW116) correctly or replace the poor switch. Check the switches (SW101,SW102,SW103,SW104, SW105,SW107,SW116) and their periphery, and service it if defective. FLOW CHART NO.22 No operation is possible from the remote control unit. Check P-ON+3.3V(D) line and service it if defective.

  • Page 30: Picture Does Not Appear Normally. (Tuner Input / Video Input/S-Video Input.)

    2. VIDEO SIGNAL SECTION FLOW CHART NO.23 Picture does not appear normally. (Tuner input / Video input/S-Video input.) Are the video signals inputted to the specific Check the line between each pin of IC781 and input input terminal? terminal and service it if defective. Are the luminance signals inputted to the Check the line between Pin(1) of IC781 and JK721, Pin(1) of IC781?

  • Page 31: Audio Is Not Outputted Normally. (Tuner Input.)

    3. AUDIO SIGNAL SECTION FLOW CHART NO.25 Audio is not outputted normally. (Tuner input.) Are the SIF signal inputted to the Pin(21) of IC851? Check TU1,SF,IC11,CF32 and their periphery circuit, and service it if defective. Are the audio(L/R) signal inputted to the Pin(4,11) of Check IC851 and the periphery circuit, IC852? and service it if defective.

  • Page 32: Block Diagrams

    BLOCK DIAGRAMS System Control Block Diagram L0370BLS...
  • Page 33 IF/Video Block Diagram L0370BLIF...
  • Page 34 Audio Block Diagram L0370BLA...
  • Page 35 LCD Block Diagram L0370BLLCD...
  • Page 36 Power Supply Block Diagram L0370BLP...
  • Page 37 LCD Backlight Block Diagram L0370BLLB...

  • Page 38: Schematic Diagrams/ Cba's And Test Points

    SCHEMATIC DIAGRAMS / CBA’S AND TEST POINTS NOTE: CBA AND PWB MEANS PRINTED WIRING BOARD. Standard Notes Many electrical and mechanical parts in this chassis have special characteristics. These characteristics often pass unnoticed and the protection afforded by them cannot necessarily be obtained by using replacement components rated for higher voltage, wattage, etc.
  • Page 39 LIST OF CAUTION, NOTES, AND SYMBOLS USED IN THE SCHEMATIC DIAGRAMS ON THE FOLLOWING PAGES: 1. CAUTION: FOR CONTINUED PROTECTION AGAINST RISK OF FIRE, REPLACE ONLY WITH SAME TYPE_A,_V FUSE. ATTENTION: UTILISER UN FUSIBLE DE RECHANGE DE MEME TYPE DE_A,_V. 2.
  • Page 40 Main 1/4 Schematic Diagram NOTE: CBA AND PWB MEANS PRINTED WIRING BOARD. MAIN 1/4 Ref No. Position IC502 IC503 IC504 IC505 IC506 TRANSISTORS Q501 Q502 Q503 Q504 Q505 Q507 Q508 Q509 Q511 Q512 Q513 Q514 Q515 Q516 Q517 CONNECTORS CN101A CN102A CN104 CN105...
  • Page 41 Main 2/4 Schematic Diagram NOTE: CBA AND PWB MEANS PRINTED WIRING BOARD. MAIN 2/4 Ref No. Position IC11 IC851 IC852 TRANSISTOR Q709 TEST POINT TP300 L0370SCM2...
  • Page 42 Main 3/4 Schematic Diagram NOTE: CBA AND PWB MEANS PRINTED WIRING BOARD. MAIN 3/4 Ref No. Position IC781 IC801 TRANSISTORS Q701 Q702 Q703 Q704 Q705 Q706 Q707 Q708 Q802 Q803 CONNECTORS CN103A CN801 CN802 L0370SCM3...
  • Page 43 Main 4/4 Schematic Diagram CAUTION ! NOTE : CAUTION: FOR CONTINUED PROTECTION AGAINST RISK Fixed voltage ( or Auto voltage selectable ) power supply circuit is used in this unit. The voltage for parts in hot circuit is OF FIRE, REPLACE ONLY WITH SAME TYPE 4A, 125V FUSE. If Main Fuse (F601) is blown, check to see that all components in the power supply measured using hot GND as a ATTENTION: UTILISER UN FUSIBLE DE RECHANGE DE...
  • Page 44 Analog Invert Schematic Diagram NOTE: CBA AND PWB MEANS PRINTED WIRING BOARD. ANALOG INVERT Ref No. Position IC401 IC402 IC403 TRANSISTORS Q403 Q411 Q412 Q421 Q426 Q433 Q434 Q436 Q451 Q452 Q454 Q455 Q461 Q462 Q464 Q465 Q471 Q472 Q474 Q475 Q481 Q482...
  • Page 45 Function Schematic Diagram NOTE: CBA AND PWB MEANS PRINTED WIRING BOARD. 8-13 8-14 L0370SCF...
  • Page 46 IR Sensor Schematic Diagram ( LC-20AV1U ) NOTE: CBA AND PWB MEANS PRINTED WIRING BOARD. 8-15 8-16 L0371SCIR...
  • Page 47 LCD Main 1/2 Schematic Diagram NOTE: CBA AND PWB MEANS PRINTED WIRING BOARD. LCD 1/2 Ref No. Position IC202 IC275 IC276 IC333 TRANSISTORS Q251 Q252 Q253 Q254 Q272 CONNECTORS CN111B CN112B CN311A CN321A 8-17 8-18 L0370SCLCD1...
  • Page 48 LCD Main 2/2 Schematic Diagram NOTE: CBA AND PWB MEANS PRINTED WIRING BOARD. LCD 2/2 Ref No. Position IC161 IC181 TRANSISTORS Q121 Q161 CONNECTORS CN113B CN115 CN310A 8-19 8-20 L0370SCLCD2...
  • Page 49 Main CBA Top View CAUTION ! CAUTION: FOR CONTINUED PROTECTION AGAINST RISK BECAUSE A HOT CHASSIS GROUND IS PRESENT IN THE POWER Fixed voltage ( or Auto voltage selectable ) power supply circuit is used in this unit. OF FIRE, REPLACE ONLY WITH SAME TYPE 4A, 125V FUSE. SUPPLY CIRCUIT, AN ISOLATION TRANSFORMER MUST BE USED.
  • Page 50 Main CBA Bottom View CAUTION ! CAUTION: FOR CONTINUED PROTECTION AGAINST RISK BECAUSE A HOT CHASSIS GROUND IS PRESENT IN THE POWER Fixed voltage ( or Auto voltage selectable ) power supply circuit is used in this unit. OF FIRE, REPLACE ONLY WITH SAME TYPE 4A, 125V FUSE. SUPPLY CIRCUIT, AN ISOLATION TRANSFORMER MUST BE USED.
  • Page 51 Function CBA Top View IR SENSOR CBA Top & Bottom View NOTE: CBA AND PWB MEANS PRINTED WIRING BOARD. FUNCTION CBA IR SENSOR CBA Ref No. Position Ref No. Position TRANSISTOR TRANSISTOR Q101 Q102 CONNECTOR CONNECTOR CLN104 CLN105 Function CBA Bottom View BL0370F01011-3 BL0370F01011-2 8-25...
  • Page 52 ANALOG INVERT CBA Top View NOTE: CBA AND PWB MEANS PRINTED WIRING BOARD. VR401 ANALOG INVERT CBA Ref No. Position IC401 IC402 IC403 TRANSISTORS Q403 Q411 Q412 Q421 Q426 Q433 Q434 Q436 Q451 Q452 Q454 Q455 Q461 Q462 Q464 Q465 Q471 Q472 Q474...
  • Page 53 ANALOG INVERT CBA Bottom View NOTE: CBA AND PWB MEANS PRINTED WIRING BOARD. 8-29 8-30 BL0370F01021...

  • Page 54: Waveforms & Voltage Chart

    WAVEFORMS & VOLTAGE CHART MAIN LCD MAIN CN101A CN104 CN310A CN311A PIN NO. Voltage / WF No. PIN NO. Voltage / WF No. PIN NO. Voltage / WF No. PIN NO. Voltage / WF No. 13.2 WF11 WF11 WF11 WF16 WF11 WF17 WF11...
  • Page 55 Pin 7 of CN103A (MAIN) Pin 17 of CN113B (LCD MAIN) WF1 ~ WF10 = Waveforms to be observed at Waveform check points. (Shown in Schematic Diagram.) Input: NTSC Color Bar Signal (with 1kHz Audio Signal) 20µs VIDEO-C 0.2V Pin 9 of CN102A Pin 1 of CN103A Pin 9 of CN103A (MAIN)
  • Page 56 NOTE: CBA AND PWB MEANS PRINTED WIRING BOARD. LCD CBA WF11 ~ WF20 = Waveforms to be observed at Measurement Point Waveform check points. CAUTION! (Shown in Schematic Diagram.) Since the handling of CN310A,CN311A and CN321A tends to lead to destruction easily , be careful of it enough.
  • Page 57 WF21 ~ WF32 = Waveforms to be observed at Waveform check points. (Shown in Schematic Diagram.) Input: NTSC Color Bar Signal (with 1kHz Audio Signal) Pin 8 of CN311A Pin 12 of CN311A Pin 25 of CN321A WF21 WF25 WF29 (LCD MAIN) (LCD MAIN) (LCD MAIN)

  • Page 58: Wiring Diagram

    WIRING DIAGRAM 10-1 L0370WI...

  • Page 59: Ic Pin Function Descriptions

    IC PIN FUNCTION DESCRIPTIONS IC11 (VIF/SIF) IC505 (PST600L) Signal Signal Function Function Name Name Video out Video Output Input Power Supply Video in Video det Input Power Supply Vout Output Power Supply Video det out Video det Output IC506 (NJM78L09) APC Filter Signal VCO_F/B...
  • Page 60 Signal Signal Function Function Name Name Adjust Variable De-Emphasis Switching Control SPE FIL Level Switching Control I2C/PARA Control Mode Switching Video Signal Input AGCSW Not Used Video Signal Input MODE Not Used X-COM Video Signal Output FOMO Not Used Y-Com Video Signal Output MUTE Not Used...
  • Page 61 Signal Signal Function Function Name Name Connect Timer Latch Setting Not Used SCP1 Capacitor Not Used Connect Timer Latch Setting SCP2 Switching Control Capacitor Output FET Drive Circuit Switching Control Output FET Drive Circuit Audio (L ch) Input PGND Audio (L ch) Input Output FET Drive Circuit X-COM Audio (L ch) Output...

  • Page 62: Exploded Views

    EXPLODED VIEWS NOTE: CBA AND PWB MEANS PRINTED WIRING BOARD. Cabinet NOTE: The LCD Main CBA is one of two types (Type :A or Type:B). When ordering the [ LC-20SH1U ] LCD Main CBA, only Type: B (new version) is supplied. Therefore, install it by using four screws L9.
  • Page 63 [ LC-20AV1U ] NOTE: The LCD Main CBA is one of two types (Type :A or Type:B). When ordering the LCD Main CBA, only Type: B (new version) is supplied. Therefore, install it by using four screws L9. LCD Main CBA (Type: A)
  • Page 64 LCD Panel Display L0370LEX 12-5...
  • Page 65 Packing [ LC-20SH1U ] Some Ref. Numbers are not in sequence. TAPE TAPE PACKING TAPE PACKING TAPE PACKING TAPE L0370PEX 12-6...
  • Page 66 [ LC-20AV1U ] Some Ref. Numbers are not in sequence. TAPE TAPE PACKING TAPE PACKING TAPE PACKING TAPE L0371PEX 12-7...

  • Page 67: Mechanical Parts List

    3. PART NO. 4. DESCRIPTION suivants. in USA: Contact your nearest SHARP Parts Distributor to 1. NUMERO DU MODELE 2. NO. DE REF order. For location of SHARP Parts Distributor, Please call Toll-Free; 1-800-BE-SHARP 3.
  • Page 68 Ref. No. Mark Part No. Description 9HS0EM405038 CLOTH(15X10XT0.5) L9700UA 9HS1EM420019 CLOTH(10X190XT0.3) L0200UA 9HS1EM420428 INSULATION SHEET L0170UA 9HS1EM420513 INSULATION SHEET(B) L0371UB 9HS0EM408976 CLOTH(20X65XT0.3) L0336JG 9HS1EM420521 PANEL HOLDER(T) L0370UA 9HS1EM420512 INSULATION SHEET L0370UA 9HS1EM420522 RUBBER CUSHION ---------- BLANK LABEL L0370UA 9HS0EM404486 CLOTH(10X30XT0.5) B5900UA CLN310 9HSX1L0371-008 FFC WIRE 50PIN WX1L0371-008...

  • Page 69: Electrical Parts List

    3. PART NO. 4. DESCRIPTION suivants. in USA: Contact your nearest SHARP Parts Distributor to order. For location of SHARP Parts Distributor, 1. NUMERO DU MODELE 2. NO. DE REF Please call Toll-Free; 1-800-BE-SHARP 3.
  • Page 70 LCD MAIN CBA [9HSL0170G04012] Ref. No. Mark Part No. Description CAPACITORS C121 9HSA0K470SP062 CHIP ELECTROLYTIC CAP. 47µ/6.3V M C122 9HSHD1JZ30F104 CHIP CERAMIC CAP.(1608) F Z 0.1µF/50V C123 9HSHD1JZ30F104 CHIP CERAMIC CAP.(1608) F Z 0.1µF/50V C124 9HSA0K470SP062 CHIP ELECTROLYTIC CAP. 47µ/6.3V M C125 9HSHD1JZ30F104 CHIP CERAMIC CAP.(1608) F Z 0.1µF/50V...
  • Page 71 Ref. No. Mark Part No. Description C254 9HSHD1JK30B104 CHIP CERAMIC CAP.(1608) B K 0.1µF/50V C255 9HSA1C100SP062 CHIP E.C CHIP E.C 10µ/16V C256 9HSHD1JK30B104 CHIP CERAMIC CAP.(1608) B K 0.1µF/50V C257 9HSA1C100SP062 CHIP E.C CHIP E.C 10µ/16V C258 9HSA1A221SP012 CHIP ELECTROLYTIC CAP. 220µF/10V M C259 9HSHD1JK30B104 CHIP CERAMIC CAP.(1608) B K 0.1µF/50V...
  • Page 72 Ref. No. Mark Part No. Description C371 9HSHD1JJ3CH680 CHIP CERAMIC CAP.(1608) CH J 68pF/50V C372 9HSHD1JJ3CH680 CHIP CERAMIC CAP.(1608) CH J 68pF/50V C373 9HSHD1JJ3CH680 CHIP CERAMIC CAP.(1608) CH J 68pF/50V C374 9HSHD1JZ30F104 CHIP CERAMIC CAP.(1608) F Z 0.1µF/50V C375 9HSHD1JZ30F104 CHIP CERAMIC CAP.(1608) F Z 0.1µF/50V C380 9HSHD1JJ3CH680...
  • Page 73 Ref. No. Mark Part No. Description CHIP RES.(1608) 1/10W 0 Ω R175 9HSRXAZR5Z0000 CHIP RES.(1608) 1/10W J 100 Ω R176 9HSRXAJR5Z0101 CHIP RES.(1608) 1/10W J 100 Ω R177 9HSRXAJR5Z0101 CHIP RES.(1608) 1/10W 0 Ω R178 9HSRXAZR5Z0000 CHIP RES.(1608) 1/10W J 100 Ω R179 9HSRXAJR5Z0101 CHIP RES.(1608) 1/10W J 1M Ω...
  • Page 74 Ref. No. Mark Part No. Description CHIP RES.(1608) 1/10W 0 Ω R277 9HSRXAZR5Z0000 CHIP RES.(1608) 1/10W F 56k Ω R278 9HSRXAFR5H5602 CHIP RES.(1608) 1/10W J 10k Ω R279 9HSRXAJR5Z0103 CHIP RES.(1608) 1/10W J 68 Ω R280 9HSRXAJR5Z0680 CHIP RES.(1608) 1/10W J 68 Ω R281 9HSRXAJR5Z0680 CHIP RES.(1608) 1/10W 0 Ω...
  • Page 75 MAIN CBA + FUNCTION CBA [9HS1ESA10313] (LC-20SH1U) MAIN CBA + FUNCTION CBA + IR SENSOR CBA [9HS1ESA10212] (LC-20AV1U) Ref. No. Mark Part No. Description 9HS1ESA10313 MAIN CBA + FUNCTION CBA Consists of the following 9HS1ESA10313A MAIN CBA 9HS1ESA10313B FUNCTION CBA...
  • Page 76 Ref. No. Mark Part No. Description C603 9HSE1AMASSL101 ELECTROLYTIC CAP. 100µF/10V M H7 C605 9HSCD2JKP0B103 CERAMIC CAP. B K 0.01µF/500V C606 9HSCD2JKP0B103 CERAMIC CAP. B K 0.01µF/500V C608 9HSCD3DKP0B102 CERAMIC CAP. B K 1000pF/2KV C610# 9HSE2DMZPDL101 ELECTROLYTIC CAP. 100µF/200V M C612 9HSMA1JJS00103 FILM CAP.(P) 0.01µF/50V J...
  • Page 77 Ref. No. Mark Part No. Description C805 9HSE1JMASSL100 ELECTROLYTIC CAP. 10µF/50V M H7 C809 9HSE1JMASSL100 ELECTROLYTIC CAP. 10µF/50V M H7 C810 9HSHD1AZ30F105 CHIP CERAMIC CAP. F Z 1µF/10V C811 9HSE1CMASSL101 ELECTROLYTIC CAP. 100µF/16V M H7 C812 9HSHD1AZ30F105 CHIP CERAMIC CAP. F Z 1µF/10V C816 9HSHD1AZ30F105 CHIP CERAMIC CAP.
  • Page 78 Ref. No. Mark Part No. Description D541 9HSDTZ001SS133 SWITCHING DIODE 1SS133(T-77) D542 9HSDLZ001N5397 DIODE 1N5397-B D543 9HSD1Z001SS400 SWITCHING DIODE 1SS400 D547 9HSDTZ001SS133 SWITCHING DIODE 1SS133(T-77) D549 9HSD1Z001SS400 SWITCHING DIODE 1SS400 D605# 9HSDLZ001N5397 DIODE 1N5397-B D606# 9HSDLZ001N5397 DIODE 1N5397-B D607# 9HSDLZ001N5397 DIODE 1N5397-B D608# 9HSDLZ001N5397...
  • Page 79 Ref. No. Mark Part No. Description L601# 9HSLBG00ZTU012 LINE FILTER TLF14CB3321R0 L602# 9HSLBG00ZTU012 LINE FILTER TLF14CB3321R0 L630 9HSJW7.5T PCB JUMPER D0.6-P7.5 L632 9HSLAXJATTU220 INDUCTOR 22µH-J-26T L701 9HSJW5.0T PCB JUMPER D0.6-P5.0 L781 9HSJW5.0T PCB JUMPER D0.6-P5.0 L851 9HSJW5.0T PCB JUMPER D0.6-P5.0 TRANSISTORS 9HSQSF02SC2785 TRANSISTOR 2SC2785(F)
  • Page 80 Ref. No. Mark Part No. Description CARBON RES. 1/4W J 15k Ω R522 9HSCX4JATZ0153 CHIP RES.(1608) 1/10W J 1.8k Ω R523 9HSRXAJR5Z0182 CARBON RES. 1/4W J 470 Ω R539 9HSCX4JATZ0471 CARBON RES. 1/4W J 1.5k Ω R540 9HSCX4JATZ0152 CHIP RES.(1608) 1/10W F 1.8k Ω R543 9HSRXAFR5H1801 CHIP RES.(1608) 1/10W F 3.9k Ω...
  • Page 81 Ref. No. Mark Part No. Description CHIP RES.(1608) 1/10W J 75 Ω R708 9HSRXAJR5Z0750 CHIP RES.(1608) 1/10W J 390 Ω R710 9HSRXAJR5Z0391 CHIP RES.(1608) 1/10W J 33k Ω R711 9HSRXAJR5Z0333 CHIP RES.(1608) 1/10W J 39k Ω R713 9HSRXAJR5Z0393 CHIP RES.(1608) 1/10W J 100 Ω R715 9HSRXAJR5Z0101 CHIP RES.(1608) 1/10W J 75 Ω...
  • Page 82 Ref. No. Mark Part No. Description CHIP RES.(1608) 1/10W J 22k Ω R821 9HSRXAJR5Z0223 CHIP RES.(1608) 1/10W J 22k Ω R822 9HSRXAJR5Z0223 CHIP RES.(1608) 1/10W J 22k Ω R823 9HSRXAJR5Z0223 CHIP RES.(1608) 1/10W J 22k Ω R824 9HSRXAJR5Z0223 CHIP RES.(1608) 1/10W J 22k Ω R825 9HSRXAJR5Z0223 CHIP RES.(1608) 1/10W J 22k Ω...
  • Page 83 SW116 9HSST0101AL060 TACT SWITCH SKHHARA010 MISCELLANEOUS CHIP RES.(1608) 1/10W 0 Ω J243 9HSRXAZR5Z0000 RCV101 9HSSESJRSRM006 PHOTO LINK MODULE RPM7237-H9 IR SENSOR CBA [9HS1ESA10212C] (LC-20AV1U) Ref. No. Mark Part No. Description CAPACITOR C102 9HSE1AMASSL470 ELECTROLYTIC CAP. 47µF/10V M H7 DIODE D102...
  • Page 84 ANALOG INVERT CBA [9HS1ESA10209] Ref. No. Mark Part No. Description CAPACITORS C401 9HSE1JMASSL100 ELECTROLYTIC CAP. 10µF/50V M H7 C402 9HSHD1JK30B104 CHIP CERAMIC CAP.(1608) B K 0.1µF/50V C403 9HSE1CMASSL101 ELECTROLYTIC CAP. 100µF/16V M H7 C404 9HSHD1JK30B103 CHIP CERAMIC CAP.(1608) B K 0.01µF/50V C405 9HSHD1JK30B473 CHIP CERAMIC CAP.(1608) B K 0.047µF/50V...
  • Page 85 Ref. No. Mark Part No. Description C483 9HSHD1JK30B223 CHIP CERAMIC CAP.(1608) B K 0.022µF/50V C484 9HSCD3FDASL100 CERAMIC CAP. SL D 10pF/3KV C485 9HSHD1JK30B223 CHIP CERAMIC CAP.(1608) B K 0.022µF/50V C490 9HSHD1EK30B224 CHIP CERAMIC CAP.(1608) B K 0.22µF/25V C492 9HSCD3FDASL100 CERAMIC CAP. SL D 10pF/3KV C493 9HSHD1JK30B223 CHIP CERAMIC CAP.(1608) B K 0.022µF/50V...
  • Page 86 Ref. No. Mark Part No. Description D481 9HSDTZ001SS133 SWITCHING DIODE 1SS133(T-77) D482 9HSDTZ001SS133 SWITCHING DIODE 1SS133(T-77) D483 9HSDTZ001SS133 SWITCHING DIODE 1SS133(T-77) D484 9HSDTZ001SS133 SWITCHING DIODE 1SS133(T-77) D485 9HSDTZ001SS133 SWITCHING DIODE 1SS133(T-77) D486 9HSDTZ001SS133 SWITCHING DIODE 1SS133(T-77) D487 9HSDTZ001SS133 SWITCHING DIODE 1SS133(T-77) D490 9HSDTZ001SS133 SWITCHING DIODE 1SS133(T-77)
  • Page 87 Ref. No. Mark Part No. Description CHIP RES.(1608) 1/10W 0 Ω R435 9HSRXAZR5Z0000 CHIP RES.(1608) 1/10W J 10k Ω R437 9HSRXAJR5Z0103 R438 9HSJW5.0T PCB JUMPER D0.6-P5.0 CHIP RES.(1608) 1/10W 0 Ω R440 9HSRXAZR5Z0000 R442 9HSJW5.0T PCB JUMPER D0.6-P5.0 CHIP RES.(1608) 1/10W J 10k Ω R443 9HSRXAJR5Z0103 CHIP RES.(1608) 1/10W J 10k Ω...
  • Page 88 Ref. No. Mark Part No. Description CHIP RES.(1608) 1/10W F 2k Ω R1413 9HSRXAFR5H2001 METAL RESISITOR 2W J 2.2K Ω R1414 9HSN02222KE009 METAL RESISITOR 2W J 2.2K Ω R1415 9HSN02222KE009 CARBON RES. 1/4W J 10k Ω R1416 9HSCX4JATZ0103 CARBON RES. 1/4W J 10k Ω R1417 9HSCX4JATZ0103 CARBON RES.
  • Page 89 LC-20SH1U/LC-20AV1U © 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.

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