Sharp 20J-CJ20M10 Service Manual download pdf

19J-M100/100S/150/20J-M100

CJ19M10/CJ20M10 / 20MJ10

SERVICE MANUAL

Page

æ ELECTRICAL SPECIFICATIONS............................................................................................1

æ IMPORTANT SERVICE SAFETY PRECAUTION ...................................................................2

æ LOCATION OF USER'S CONTROL ........................................................................................ 6

æ INSTALLATION AND SERVICE INSTRUCTIONS...................................................................7

æ CHASSIS LAYOUT ............................................................................................................... 13

æ BLOCK DIAGRAM ................................................................................................................ 14

æ SCHEMATIC DIAGRAMS ..................................................................................................... 15

æ PRINTED WIRING BOARD ASSEMBLIES ...........................................................................21

æ REPLACEMENT PARTS LIST .............................................................................................. 27

æ PACKING OF THE SET ........................................................................................................ 35

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.

POWER INPUT ........................... 120 V AC 60 Hz

POWER RATING .......................................... 84 W

PICTURE SIZE............... 19":1194cm

(185sq inch)

....................................20":1240cm

(192sq inch)

CONVERGENCE .................................... Magnetic

SWEEP DEFLECTION............................ Magnetic

FOCUS....................... Hi-Bi-Potential Electrostatic

INTERMEDIATE FREQUENCIES

Picture IF Carrier Frequency ............. 45.75 MHz

Sound IF Carrier Frequency .............. 41.25 MHz

Color Sub-Carrier Frequency ............ 42.17 MHz

(Nominal)

AUDIO POWER

ELECTRICAL SPECIFICATIONS

COLOR TELEVISION

Chassis No. SN-70

19J-M100/19J-M100S

19J-M150/CJ19M10

20J-M100/CJ20M10/20MJ10

Specifications are subject to change without prior

notice.

OUTPUT RATING ........ 0.9W (at 10% distortion)

SPEAKER

SIZE ................................................ 8cm(Round)

VOICE COIL IMPEDANCE ....... 8ohm at 400 Hz

ANTENNA INPUT IMPEDANCE

VHF/UHF............................ 75 ohm Unbalanced

TUNING RANGES

VHF-Channels ....................................... 2thru 13

UHF-Channels .................................... 14thru 69

CATV Channels ................................... 1thru 125

USA: (EIA, Channel Plan)

MODELS

9CH

–

L+

VIDEO IN AUDIO

POWER

19J-M100/150/100S

CJ19M10

?CH

–VOL

VIDEO IN AUDIO

POWER

20J-M100

CJ20M10

SHARP ELECTRONICS CORPORATION

Service Headquarters: Sharp Plaza, Mahwah, New Jersey 07430-2135

SHARP ELECTRONICS OF CANADA LTD.

335 Britannia Road East Mississauga, Ontario L4Z 1W9 Canada

SHARP CORPORATION

S67A419J-M100

1 2 3 4 5 6 ... 28 29

Summary of Contents

Page 1 - SERVICE MANUAL

119J-M100/100S/150/20J-M100CJ19M10/CJ20M10 / 20MJ10SERVICE MANUALPageæ ELECTRICAL SPECIFICATIONS...

Page 2

1019J-M100/100S/150/20J-M100CJ19M10/CJ20M10/ 20MJ10S01 PICTURE 55 00-7FS02 TINT 46 00-7FS03 COLOR 32 00-7FS04 BRIGHTNESS 40 00-7FS05 SHARPNESS 28 00-3

Page 3 - (Fire & Shock Hazard)

1119J-M100/100S/150/20J-M100CJ19M10/CJ20M10 / 20MJ10Ë Ë Ë Ë Ë adjustmentVCO Adjustment1. Connect a digital voltmeter between pin (44) of IC201and grou

Page 4

1219J-M100/100S/150/20J-M100CJ19M10/CJ20M10/ 20MJ10"Horizontal position adjustment1. Have unit receive a good local channel.2. Enter the servi

Page 5

HGFEDCBA12345678910111219J-M100/100S/150CJ19M10/CJ20M1019J-M100/100S/150CJ19M10/CJ20M1013 14HGFEDCBA1 23456HGFEDCBA123456CHASSIS LAYOUT BLOCK DIAGRAMM

Page 6 - CJ19M10/CJ20M10/ 20MJ10

HGFEDCBA12345678910111219J-M100/100S/150/CJ19M10/20J-M100/CJ20M1019J-M100/100S/150/CJ19M10/20J-M100/CJ20M101615DESCRIPTION OF SCHEMATIC DIAGRAMWAVEFOR

Page 7 - 20J-M100/CJ20M10

HGFEDCBA12345678910111219J-M100/100S/150CJ19M10/CJ20M1019J-M100/100S/150CJ19M10/CJ20M1017 18SCHEMATIC DIAGRAM:MAIN Unit

Page 8 - X-RADIATION PROTECTOR CIRCUIT

HGFEDCBA12345678910111219J-M100/100S/150/CJ19M10/20J-M100/CJ20M1019J-M100/100S/150/CJ19M10/20J-M100/CJ20M10PWB-B:CRT Unit (Wiring Side)PWB-A:MAIN Unit

Page 9 - S01 D:00

HGFEDCBA12345678910111219J-M100/100S/150CJ19M10/CJ20M1019J-M100/100S/150CJ19M10/CJ20M102221PWB-A:MAIN Unit (Chip Parts Side)PWB-B:CRT Unit (Chip Parts

Page 10

HGFEDCBA12345678910111219J-M100/100S/150/CJ19M10/20J-M100/CJ20M1019J-M100/100S/150/CJ19M10/20J-M100/CJ20M10PRINTED WIRING BOARD ASSEMBLIES(19J-M100S)P

Page 11 - Ë adjustment

HGFEDCBA12345678910111219J-M100/100S/150CJ19M10/CJ20M1019J-M100/100S/150CJ19M10/CJ20M10PWB-B CRT PWB (Chip parts)PWB-A MAIN PWB (Chip parts)2625

Page 12

219J-M100/100S/150/20J-M100CJ19M10/CJ20M10/ 20MJ10IMPORTANT SERVICE SAFETY PRECAUTIONService work should be performed only by qualified service techni

Page 13 - CHASSIS LAYOUT BLOCK DIAGRAM

27Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code19J-M100/100S/150/CJ19M1020J-M100/CJ20M10/20MJ10Ref. No. Part No. ★ Descrip

Page 14 - SCHEMATIC DIAGRAM :CRT Unit

28Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code19J-M100/100S/150/CJ19M1020J-M100/CJ20M10/20MJ10Q603 VS2SC945AQ/-1 J 2SC94

Page 15 - SCHEMATIC DIAGRAM:MAIN Unit

29Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code19J-M100/100S/150/CJ19M1020J-M100/CJ20M10/20MJ10C205 VCEA0A1HW474M J 0.47 5

Page 16

30Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code19J-M100/100S/150/CJ19M1020J-M100/CJ20M10/20MJ10C2021 VCCCCY1HH101J J 100p

Page 17 - CJ19M10/CJ20M10

31Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code19J-M100/100S/150/CJ19M1020J-M100/CJ20M10/20MJ10å R707 VRN-VV3DB1R5J J 1.5

Page 18 - PWB-B CRT PWB (Wiring Side)

32Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code19J-M100/100S/150/CJ19M1020J-M100/CJ20M10/20MJ10DUNTK9273WEV0/V2/V4/V5DUNTK

Page 19 - PWB-B CRT PWB (Chip parts)

33Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code19J-M100/100S/150/CJ19M1020J-M100/CJ20M10/20MJ10?CH>–VOL+VIDEO IN AUDI

Page 20 - PARTS LIST

34Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code19J-M100/100S/150/CJ19M1020J-M100/CJ20M10/20MJ10MISCELLANEOUS PARTSTGAN-100

Page 21 - DUNTK9316WEV0/V2 MAIN UNIT

35Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code19J-M100/100S/150/CJ19M1020J-M100/CJ20M10/20MJ10PACKING OF THE SETREARUse t

Page 22

36Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code19J-M100/100S/150/CJ19M1020J-M100/CJ20M10/20MJ10TQ0268-SPrinted in U.S.AY.

Page 23

319J-M100/100S/150/20J-M100CJ19M10/CJ20M10 / 20MJ10æ Connect the resistor connection to all exposed metalparts having a return to the chassis(antenna,

Page 24 - MAIN UNIT

419J-M100/100S/150/20J-M100CJ19M10/CJ20M10/ 20MJ10PRECAUTIONS A PRENDRE LORS DE LA REPARATIONNe peut effectuer la réparation qu' un technicien sp

Page 25 - DUNTK9317WEV0 CRT UNIT

519J-M100/100S/150/20J-M100CJ19M10/CJ20M10 / 20MJ10VERIFICATIONS CONTRE L'INCEN-DIE ETLE CHOC ELECTRIQUEAvant de rendre le récepteur à l'uti

Page 26 - CABINET PARTS

619J-M100/100S/150/20J-M100CJ19M10/CJ20M10/ 20MJ10LOCATION OF USER'S CONTROL19J-M100/150/100S/CJ19M10/20MJ10

Page 27 - PACKING PARTS

719J-M100/100S/150/20J-M100CJ19M10/CJ20M10 / 20MJ1020J-M100/CJ20M10

Page 28 - PACKING OF THE SET

819J-M100/100S/150/20J-M100CJ19M10/CJ20M10/ 20MJ10INSTALLATION AND SERVICE INSTRUCTIONSNote: (1) When performing any adjustments to resistor controls

Page 29 - 20J-M100/CJ20M10/20MJ10

919J-M100/100S/150/20J-M100CJ19M10/CJ20M10 / 20MJ101.Service mode -Before putting unit into the service mode,check, that customer adjustments are in t