hit counter script
Sharp LC-13B2E Service Manual
  1. Manuals
  2. Brands
  3. Sharp Manuals
  4. TV
  5. LC13-B2E
  6. Service manual
Sharp LC-13B2E Service Manual

Sharp LC-13B2E Service Manual

Lcd color television
Hide thumbs Also See for LC-13B2E:
Table of Contents

Advertisement

Quick Links

Download this manual See also: Operating Manual
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.
PRECAUTION.................................................... 2
» SPECIFICATIONS ............................................. 3
» OPERATION MANUAL ...................................... 4
» DIMENSIONS .................................................... 5
» REMOVING OF MAJOR PARTS ....................... 6
EACH SECTION ................................................ 9
» TROUBLE SHOOTING TABLE ........................ 12
» CHASSIS LAYOUT .......................................... 18
» BLOCK DIAGRAM ........................................... 20
» OVERALL WIRING DIAGRAM ........................ 24
Ë OPERATION and LED UNIT ..................... 27
SERVICE MANUAL
LCD COLOR TELEVISION
MODEL
CONTENTS
Page
» PACKING OF THE SET ................................... 57
SHARP CORPORATION
1
LC-13B2E
Ë MAIN UNIT ................................................ 28
Ë TUNER UNIT ............................................. 42
Ë JACK UNIT ................................................ 44
Ë ELECTRICAL PARTS ................................ 48
Ë MAIN UNIT ................................................ 48
Ë OPERATION UNIT ..................................... 52
Ë LED UNIT .................................................. 52
Ë JACK UNIT ................................................ 53
Ë ACCESSORIES PARTS ............................ 56
Ë PACKING PARTS ....................................... 56
LC-13B2E
S91A2LC-13B2E
Page

Advertisement

Table of Contents
loading

Related Manuals for Sharp LC-13B2E

Summary of Contents for Sharp LC-13B2E

  • Page 1: Table Of Contents

    LC-13B2E SERVICE MANUAL S91A2LC-13B2E LCD COLOR TELEVISION LC-13B2E MODEL 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.

  • Page 2: Important Service Safety Precaution

    LC-13B2E IMPORTANT SERVICE SAFETY PRECAUTION Ë Service work should be perfomed 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: Specifications

    LC-13B2E Specifications Items LC-13B2E Model LCD panel 13” BLACK TFT LCD Number of dots 921,600 dots Video colour system PAL/SECAM/NTSC TV-Standard (CCIR) BG/L/DK, I, M, N TV-Tuning System Auto preset 197 ch. TV function STEREO/BILINGUAL NICAM, IGR AUTO PRESET CATV...

  • Page 4: Operation Manual

    LC-13B2E Operation Manual Main unit (front view) Terminals Upper control panel Volume (+)/(–) Antenna CH ( )/( ) MENU TV/VIDEO (MAIN POWER) AV -IN 1 AV-IN 1 MENU TV/VIDEO R G B (21-pin Euro- SCART) AUDIO OUT (L) O U T...

  • Page 5: Dimensions

    LC-13B2E Dimensions (Unit: mm)

  • Page 6: Removing Of Major Parts

    LC-13B2E REMOVING OF MAJOR PARTS 1. Remove the back cover. 2. Remove the table stand fixing screws (4 pcs.). 3. Remove the cabinet B fixing screws (9 pcs.) and detach the cabinet. 4. Peel off the tape. 5. Detach the connector from each PWB.
  • Page 7 LC-13B2E 6. Remove the fixing angle fixing screws (2 pcs.). 7. Remove the terminal PWB fixing screws (3 pcs.). 8. Remove the jack PWB fixing screw (2 pc.). 9. Remove the main PWB fixing screws (1 pcs.). 10. Remove the LED PWB fixing screws (2 pcs.).
  • Page 8 LC-13B2E » Precautions in handling the LCD panels 1. Work in a clean room (with humidities below 50%). 2. Be sure to wear an anti-static armband. 3. Handle the panels on an electroconductive mat. 4. Be careful not to fall, shake and shock the panels.

  • Page 9: Adjusting Procedure Of Each Section

    LC-13B2E ADJUSTING PROCEDURE OF EACH SECTION [1] Entering the MAIN side adjustment process mode There are three methods below. 1) Press the “Adjustment process key” on the remote control after turning on the power. 2) Pressing both the MENU key and the TV/VIDEO key on the main body, turn on the power. Then, press the volume DOWN key and the tuning DOWN key at the same time.
  • Page 10 LC-13B2E PAL/PAL60 SECAM NTSC y delay tint offset sub contrast sub colour y delay tint offset sub contrast sub colour y delay tint offset sub contrast sub colour AGC gain start 3-1. +B adjustment Page 9 of MAIN side adjustment process +B-ADJ Adjust the voltage of the positive side of C753 to 5.0 ±0.05V.
  • Page 11 LC-13B2E [4] Lamp error detection 4-1. 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 12: Trouble Shooting Table

    LC-13B2E TROUBLE SHOOTING TABLE...
  • Page 13 LC-13B2E TROUBLE SHOOTING TABLE (Continued)
  • Page 14 LC-13B2E TROUBLE SHOOTING TABLE (Continued)
  • Page 15 LC-13B2E TROUBLE SHOOTING TABLE (Continued)
  • Page 16 LC-13B2E TROUBLE SHOOTING TABLE (Continued)
  • Page 17 LC-13B2E TROUBLE SHOOTING TABLE (Continued)

  • Page 18: Chassis Layout

    LC-13B2E CHASSIS LAYOUT MAIN Unit (Side A) JACK Unit OPERATION Unit LED Unit TERMINAL Unit MAIN Unit (Side B)

  • Page 19: Block Diagram

    LC-13B2E BLOCK DIAGRAM Ë TUNER Block Diagram SC902 J902 SOUND(L/R) SC2 OUT L/R MSP OUTPUT OUTPUT J903 TUNER AN IN1 MSP TUNER W7, W14 V IN2 VPC INPUT INPUT AV1 SOUND(L/R) SC2 IN L/R MSP AV1 PICTURE V IN3 VPC...
  • Page 20 LC-13B2E Ë MAIN Block Diagram P2004 AUDIO AMPLIFER DACA_L/R IC304 FLSP SC902 SC2 OUT L/R FRSP DACM_L/R AUDIO OUTPUT FRONT SPEAKER IC901 IC903 AMPLIFER REVERSE IC303 IC3305 BUFFER TUNER IC902 PA VCC TV/AV TV V INPUT SELECTION IC402 PA DC12V...
  • Page 21 OPERATION UNIT POW2 POW1 KEY1 DUNTKA6980DE KEY2 IR_EM_OUT OPTION IR_EM IREM VCOM MRDY MRDY VCOM B5VA B5VA DGND SUB_CLK SUB_CLK CSCOM SUB_IN SUB_IN CSCOM SUB_OUT SUB_OUT SGND MIS_IN MIS_IN MIS_OUT MIS_OUT OSDCK OSDVD OSDHD DGND B5V500MA B5V500MA FB_VPC TEXTBLK 3.3V VSH B_VPC TEXTB 3.3V VSH...

  • Page 22: Description Of Schematic Diagram

    LC-13B2E DESCRIPTION OF SCHEMATIC DIAGRAM VOLTAGE MEASUREMENT CONDITION: CAUTION: 1. Voltages at test points are measured at the This circuit diagram is original one, therefore there may be a supply voltage of AC 120V. Signals are fed by a slight difference from yours.

  • Page 23: Schematic Diagramë Operation And Led Unit

    LC-13B2E SCHEMATIC DIAGRAM Ë OPERATION and LED Unit OPERATION...

  • Page 24: Ë Main Unit

    LC-13B2E Ë MAIN Unit-1/7...
  • Page 25 LC-13B2E Ë MAIN Unit-2/7...
  • Page 26 LC-13B2E Ë MAIN Unit-3/7...
  • Page 27 LC-13B2E Ë MAIN Unit-4/7...
  • Page 28 LC-13B2E Ë MAIN Unit-5/7...
  • Page 29 LC-13B2E Ë MAIN Unit-6/7...
  • Page 30 LC-13B2E Ë MAIN Unit-7/7...

  • Page 31: Ë Tuner Unit

    LC-13B2E Ë TUNER Unit...

  • Page 32: Ë Jack Unit

    LC-13B2E Ë JACK Unit...

  • Page 33: Printed Wiring Board Assemblies

    LC-13B2E PRINTED WIRING BOARD ASSEMBLIES LED Unit (Component Side) Operation Unit (Component Side) Jack Unit (Component Side)
  • Page 34 LC-13B2E Main Unit (Side-A)
  • Page 35 LC-13B2E Main Unit (Side-B)

  • Page 36: Parts List

    LC-13B2E Ref. No. Part No. Description Code Ref. No. Part No. Description Code IC1108 VHiNJM4580V-1 J NJM4580V PARTS LIST IC1109 VHiNJM353M/-1 J NJM353M IC1110 VHiBU4053V/-1 J BU4053BCFV-E2 IC1201 RH-iX3378CEZZ J LR38797 PARTS REPLACEMENT IC1202 VHiPD485505-2 J UPD485505G-25 IC1203 VHiTC4W53U/-1 J TC4W53FU...
  • Page 37 LC-13B2E Ref. No. Part No. Description Code Ref. No. Part No. Description Code DUNTKA696FE01 C756 VCEAPF0JN226M J 22 6.3V Electrolytic C798 VCKYCY1EF104Z J 0.1 Ceramic MAIN UNIT (Continued) C801 VCEAPF1CN106M J 10 Electrolytic C802 VCKYCY1EF104Z J 0.1 Ceramic L706 RCiLC0130CEZZ...
  • Page 38 LC-13B2E Ref. No. Part No. Description Code Ref. No. Part No. Description Code DUNTKA696FE01 C3360 VCEAPF1CW107M J 100 Electrolytic C3361 VCEAPF1HW105M J 1.0 Electrolytic MAIN UNIT (Continued) C3362 VCKYCY1HB102K J 1000p 50V Ceramic C3363 VCEAPF1HW225M J 2.2 Electrolytic C946 VCEAPF1HW225M J 2.2 Electrolytic C3364 VCEAPF1HW105M J 1.0...
  • Page 39 LC-13B2E Ref. No. Part No. Description Code Ref. No. Part No. Description Code DUNTKA696FE01 R914 VRS-CY1JF000J 1/16W Metal Oxide R915 VRS-CY1JF000J 1/16W Metal Oxide MAIN UNIT (Continued) R916 VRS-CY1JF000J 1/16W Metal Oxide R917 VRS-CY1JF105J J 1.0M 1/16W Metal Oxide R708 VRS-CY1JF272F J 2.7k 1/16W Metal Oxide...

  • Page 40: Ë Operation Unit

    LC-13B2E Ref. No. Part No. Description Code Ref. No. Part No. Description Code DUNTKA696FE01 R3372 VRS-CY1JF103J J 10k 1/16W Metal Oxide R3373 VRS-CY1JF682J J 6.8k 1/16W Metal Oxide MAIN UNIT (Continued) R3375 VRS-TW2ED000J 1/4W Metal Oxide R3376 VRS-CY1JF000J 1/16W Metal Oxide...

  • Page 41: Ë Jack Unit

    LC-13B2E Ref. No. Part No. Description Code Ref. No. Part No. Description Code DUNTKA699DE01 R5708 VRS-CY1JF153J J 15k 1/16W Metal Oxide R5709 VRS-CY1JF153J J 15k 1/16W Metal Oxide LED UNIT (Continued) R5710 VRS-CY1JF101J J 100 1/16W Metal Oxide R5711 VRS-CY1JF101J...

  • Page 42: Ë Cabinet And Mechanical Parts

    LC-13B2E CABINET AND MECHANICAL PARTS 1-13 OPERATION Unit 1-12 1-13 1-11 JACK Unit 1-10 MAIN Unit LED Unit TERMINAL Unit...
  • Page 43 LC-13B2E 3-10 3-14 3-15 3-12 3-12 3-11 3-13 3-14 3-14 3-13 3-16...

  • Page 44: Cabinet Parts Location

    LC-13B2E Ref. No. Part No. Description Code Ref. No. Part No. Description Code QCNW-6088CEZZ J Connecting Cord (MT) CABINET PARTS LOCATION QCNW-6089CEZZ J Connecting Cord (MA) QCNW-6092CEZZ J Connecting Cord (MB) QCNW-6097CEZZ J Connecting Cord (HP) CCABA2442CE01 J Front Cabinet Ass’y...

  • Page 45: Packing Of The Set

    PACKING OF THE SET Operation Manual (TiNS-7496CEZZ) Cable Clamp (2 pcs.) (LHLDW0109CEZZ) Dry Battery (2 pcs.) AC Adapter (UADP-0226CEPZ) AC Cord Wireless Remote Control (QACCK0002TAZZ (LC-13B2E)) (RRMCG1656CESA) (QACCK0016TAZZ (LC-13B2E Buffer Material (Top) (SPAKX2957CEZZ) Polyethylene Bag (SSAKH0178CEZZ) Polyethylene Paper (SPAKP0911CEZZ) Buffer Material (Bottom)
  • Page 46 LC-13B2E COPYRIGHT © 2001 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