Sharp 19U-M100 Service Manual

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1
19K-M100, CK19M10
19K-M100S, 20MK10
COLOR TELEVISION
Chassis No. SN-80
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.
S38O119K-M100
» ELECTRICAL SPECIFICATIONS......................................................................................................... 1
» IMPORTANT SERVICE SAFETY PRECAUTION ................................................................................ 2
» LOCATION OF USER'S CONTROL.....................................................................................................6
» INSTALLATION AND SERVICE INSTRUCTIONS ............................................................................... 7
» CHASSIS LAYOUT ............................................................................................................................ 12
» BLOCK DIAGRAM ............................................................................................................................. 14
» SCHEMATIC DIAGRAMS .................................................................................................................. 15
» PRINTED WIRING BOARD ASSEMBLIES ........................................................................................ 21
» REPLACEMENT PARTS LIST ........................................................................................................... 29
» PACKING OF THE SET ..................................................................................................................... 43
Page
SHARP CORPORATION
This document has been published to be used for after
sales service only.
The contents are subject to change without notice.
CONTENTS
SERVICE MANUAL
POWER INPUT ................................................... 120 V AC 60 Hz
POWER RATING
19K-M100, CK19M10 ......................................................... 82 W
19K-M100S, 20MK10 ......................................................... 84 W
PICTURE SIZE ........................................... 1,194cm
2
(185sq 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)
ELECTRICAL SPECIFICATIONS
AUDIO POWER
OUTPUT RATING .................................0.9W (at 10% distortion)
SPEAKER
SIZE ...................................................................... 8 cm (Round)
VOICE COIL IMPEDANCE ............................... 8 ohm at 400 Hz
ANTENNA INPUT IMPEDANCE
VHF/UHF .................................................... 75 ohm Unbalanced
TUNING RANGES
VHF-Channels .............................................................. 2 thru 13
UHF-Channels ............................................................ 14 thru 69
CATV Channels .......................................................... 1 thru 125
(EIA, Channel Plan U.S.A.)
Specifications are subject to change without
prior notice.
19K-M100,CK19M10
19K-M100S, 20MK10MODELS
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Summary of Contents

Page 1 - SERVICE MANUAL

119K-M100, CK19M1019K-M100S, 20MK10COLOR TELEVISIONChassis No. SN-80In the interests of user-safety (Required by safety regulations in some countries)

Page 2

1019K-M100, CK19M1019K-M100S, 20MK10SERVICE ADJUSTMENTVCO Adjustment1. Connect a digital voltmeter between pin (44) of IC201and ground.2. Receive a go

Page 3 - (Fire & Shock Hazard)

1119K-M100, CK19M1019K-M100S, 20MK10Sub-Brightness Adjustment1. Have unit receive a good local channel.2. Make sure the customer brightness control i

Page 4

1219K-M100, CK19M1019K-M100S, 20MK10PWB-BPWB-AHGFEDCBA1 23456MODELS 19K-M100, CK19M10 CHASSIS LAYOUT

Page 5

1319K-M100, CK19M1019K-M100S, 20MK10MODELS 19K-M100S, 20MK10 CHASSIS LAYOUTPWB-BPWB-AHGFEDCBA1 23456

Page 6

1419K-M100, CK19M1019K-M100S, 20MK10HGFEDCBA1 23456BLOCK DIAGRAM

Page 7 - HIGH VOLTAGE CHECK

HGFEDCBA12345678910111219K-M100, CK19M1019K-M100S, 20MK1019K-M100, CK19M1019K-M100S, 20MK1015 16HGFEDCBA1 23456DESCRIPTION OF SCHEMATIC DIAGRAMNOTES:1

Page 8 - S01 D:00

HGFEDCBA12345678910111219K-M100, CK19M1019K-M100S, 20MK1019K-M100, CK19M1019K-M100S, 20MK1017 18MODELS 19K-M100, CK19M10 SCHEMATIC DIAGRAM: MAIN Unit

Page 9

HGFEDCBA12345678910111219K-M100, CK19M1019K-M100S, 20MK1019K-M100, CK19M1019K-M100S, 20MK1019 20MODELS 19K-M100S, 20MK10 SCHEMATIC DIAGRAM: MAIN Unit

Page 10 - SERVICE ADJUSTMENT

HGFEDCBA12345678910111219K-M100, CK19M1019K-M100S, 20MK1019K-M100, CK19M1019K-M100S, 20MK1021 22MODELS 19K-M100, CK19M10 PRINTED WIRING BOARD ASSEMBLI

Page 11 - 19K-M100S, 20MK10

HGFEDCBA12345678910111219K-M100, CK19M1019K-M100S, 20MK1019K-M100, CK19M1019K-M100S, 20MK1023 24PWB-B : CRT Unit (Chip Parts Side)PWB-A : MAIN Unit (C

Page 12

219K-M100, CK19M1019K-M100S, 20MK10IMPORTANT SERVICE SAFETY PRECAUTIONService work should be performed only by qualified service technicians who are t

Page 13

HGFEDCBA12345678910111219K-M100, CK19M1019K-M100S, 20MK1019K-M100, CK19M1019K-M100S, 20MK1025 26MODELS 19K-M100S, 20MK10 PRINTED WIRING BOARD ASSEMBLI

Page 14 - BLOCK DIAGRAM

HGFEDCBA12345678910111219K-M100, CK19M1019K-M100S, 20MK1019K-M100, CK19M1019K-M100S, 20MK102827PWB-B : CRT Unit (Chip Parts Side)PWB-A : MAIN Unit (Ch

Page 15 - SCHEMATIC DIAGRAM: CRT Unit

HGFEDCBA12345678910111219K-M100, CK19M1019K-M100S, 20MK1019K-M100, CK19M1019K-M100S, 20MK1030Ref. No. Part No. ★ Description Code Ref. No. Part No. ★

Page 16

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code3119K-M100, CK19M1019K-M100S, 20MK10PWB-A : DUNTK9529WEV1 (19K-M100)PWB-A : D

Page 17

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code3219K-M100, CK19M1019K-M100S, 20MK10PWB-A : DUNTK9529WEV1 (19K-M100)PWB-A : D

Page 18

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code3319K-M100, CK19M1019K-M100S, 20MK10R506 VRD-RA2BE683G J 68k 1/8W Carbon AAR5

Page 19

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code3419K-M100, CK19M1019K-M100S, 20MK10R2403 VRN-MD2AL101J J 100 1/10W M-Film AA

Page 20

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code3519K-M100, CK19M1019K-M100S, 20MK10PWB-A : DUNTK9532WEV0(19K-M100S)PWB-A : D

Page 21

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code3619K-M100, CK19M1019K-M100S, 20MK10PWB-A : DUNTK9532WEV0(19K-M100S)PWB-A : D

Page 22 - LISTE DES PIECES

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code3719K-M100, CK19M1019K-M100S, 20MK10RESISTORS[M-Ox.··· Metal Oxide, M-Film···

Page 23 - MAIN UNIT (Continued)

319K-M100, CK19M1019K-M100S, 20MK10SAFETY NOTICEMany electrical and mechanical parts in televisionreceivers have special safety-related characteristic

Page 24

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code3819K-M100, CK19M1019K-M100S, 20MK10PWB-A : DUNTK9532WEV0(19K-M100S)PWB-A : D

Page 25

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code3919K-M100, CK19M1019K-M100S, 20MK10TRANSISTORSQ852 VS2SC2229O/1E J 2SC2229 (

Page 26 - TRANSISTORS

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code4019K-M100, CK19M1019K-M100S, 20MK10PWB-B : DUNTK9533WEV0CRT UNIT (19K-M100S,

Page 27 - PWB-A : DUNTK9532WEV1(20MK10)

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code4119K-M100, CK19M1019K-M100S, 20MK10MISCELLANEOUS PARTSP851 QPLGN0561CEZZ J P

Page 28

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code4219K-M100, CK19M1019K-M100S, 20MK10CABINET PARTS1 CCABA1266MES0 M Cabinet As

Page 29

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code4319K-M100, CK19M1019K-M100S, 20MK10PACKING OF THE SETREARUse tapes tofix the

Page 30

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code4419K-M100, CK19M1019K-M100S, 20MK10COPYRIGHT © 1998 BY SHARP CORPORATIONALL

Page 31 - [EL.··· Electrolytic]

419K-M100, CK19M1019K-M100S, 20MK10PRECAUTIONS A PRENDRE LORS DE LA REPARATIONNe peut effectuer la réparation qu' un technicien spécialisé qui s&

Page 32

519K-M100, CK19M1019K-M100S, 20MK10VERIFICATIONS CONTRE L'INCEN-DIE ETLE CHOC ELECTRIQUEAvant de rendre le récepteur à l'utilisateur, effect

Page 33 - (NOT REPLACEMENT ITEM)

619K-M100, CK19M1019K-M100S, 20MK10LOCATION OF USER'S CONTROL

Page 34 - CABINET PARTS LOCATION

719K-M100, CK19M1019K-M100S, 20MK10CIRCUIT PROTECTIONThe receiver is protected by a 4.0A fuse (F701),mounted on PWB-A, wired into one side of the ACli

Page 35 - PACKING OF THE SET

819K-M100, CK19M1019K-M100S, 20MK10Figure A.S0102CHANNELSERVICE ADJUSTMENT NUMBERDATA NUMBERS01 D:00For adjustments of this model, the bus data is con

Page 36

919K-M100, CK19M1019K-M100S, 20MK10SERVICE NUMBERDATAADJUSTMENT CONTENTSADJUSTMENT ITEMRANGEINITIAL VALUES01 PICTURE 55 00-7FS02 TINT 46 00-7FS03 COLO

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