Sharp 19U-M100 Service Manual

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1
19U-M100,19U-M100S
CU19M10
COLOR TELEVISION
Chassis No. SN-010
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.
» ELECTRICAL SPECIFICATIONS .........................................................................................................1
» IMPORTANT SERVICE SAFETY PRECAUTION .................................................................................2
» LOCATION OF USER'S CONTROL .....................................................................................................6
» INSTALLATION AND SERVICE INSTRUCTIONS ................................................................................7
» CHASSIS LAYOUT .............................................................................................................................13
» BLOCK DIAGRAM ..............................................................................................................................15
» SCHEMATIC DIAGRAMS ...................................................................................................................17
» PRINTED WIRING BOARD ASSEMBLIES ........................................................................................26
» REPLACEMENT PARTS LIST ............................................................................................................29
» PACKING OF THE SET ......................................................................................................................37
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.....................................................AC 120 V, 60 Hz
POWER RATING ....................................................................69 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)
AUDIO POWER
OUTPUT RATING ..................................................... 1 W (RMS)
ELECTRICAL SPECIFICATIONS
SPEAKER
SIZE ...................................................................... 8 cm (Round)
VOICE COIL IMPEDANCE............................. 32 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.
MODELS
19U-M100, 19U-M100S
CU19M10
S12E719U-M100
POWER
VOL
+
C
H
M
E
N
U
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Summary of Contents

Page 1 - SERVICE MANUAL

119U-M100,19U-M100SCU19M10COLOR TELEVISIONChassis No. SN-010In the interests of user-safety (Required by safety regulations in some countries) the set

Page 2

1019U-M100,19U-M100SCU19M10IC2001IC2101XCRTXIC201Data is stored in IC2101.Adjust items related to picture tube only.Holding down both the Vol-up/Ch-do

Page 3 - (Fire & Shock Hazard)

1119U-M100,19U-M100SCU19M10White Balance Adjustment1. Receive a good local channel.2. Select the service adjustment "S12" and set the datava

Page 4

1219U-M100,19U-M100SCU19M10Vertical-Size, V-Linearity andV-S Correction Adjustments1. Receive a good local channel.2. Enter the service mode DEF categ

Page 5 - AVIS POUR LA SECURITE

13654321ABCDEFGH19U-M100,19U-M100SCU19M10MODELS 19U-M100/100S CHASSIS LAYOUTË19U-M100Ë19U-M100S

Page 6 - Front Panel

14654321ABCDEFGH19U-M100,19U-M100SCU19M10MODEL CU19M10 CHASSIS LAYOUT

Page 7 - HIGH VOLTAGE CHECK

15654321ABCDEFGH19U-M100,19U-M100SCU19M10MODELS 19U-M100/100S BLOCK DIAGRAM

Page 8 - 2. Service number selection

16654321ABCDEFGH19U-M100,19U-M100SCU19M10MODEL CU19M10 BLOCK DIAGRAM

Page 9 - FIX VALUE

1719U-M100,19U-M100SCU19M10DESCRIPTION OF SCHEMATIC DIAGRAMNOTES:1. The unit of resistance "ohm" is omitted.(K=kΩ=1000Ω, M=MΩ)2. All resisto

Page 10

191819U-M100,19U-M100SCU19M10121110987654321ABCDEFGHMODEL 19U-M100 SCHEMATIC DIAGRAM: MAIN Unit

Page 11 - SERVICE ADJUSTMENT

212019U-M100,19U-M100SCU19M10121110987654321ABCDEFGHMODEL 19U-M100S SCHEMATIC DIAGRAM: MAIN Unit

Page 12 - 19U-M100,19U-M100S

219U-M100,19U-M100SCU19M10IMPORTANT SERVICE SAFETY PRECAUTIONËService work should be performed only by qualified service technicians who are thoroughl

Page 13 - 19U-M100S

232219U-M100,19U-M100SCU19M10121110987654321ABCDEFGHMODEL CU19M10 SCHEMATIC DIAGRAM: MAIN Unit

Page 14 - MODEL CU19M10 CHASSIS LAYOUT

24654321ABCDEFGH19U-M100,19U-M100SCU19M10MODEL 19U-M100 SCHEMATIC DIAGRAM: CRT Unit

Page 15

25654321ABCDEFGH19U-M100,19U-M100SCU19M10MODELS 19U-M100S, CU19M10 SCHEMATIC DIAGRAM: CRT Unit

Page 16 - MODEL CU19M10 BLOCK DIAGRAM

26654321ABCDEFGH19U-M100,19U-M100SCU19M10PWB-A: MAIN Unit (Wiring Side)PRINTED WIRING BOARD ASSEMBLIES

Page 17 - WAVEFORMS

27654321ABCDEFGH19U-M100,19U-M100SCU19M10PWB-A: MAIN Unit (Chip Parts Side)

Page 18

28654321ABCDEFGH19U-M100,19U-M100SCU19M10PWB-B: CRT Unit (Chip Parts Side)PWB-B: CRT Unit (Wiring Side)

Page 19

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code2919U-M100,19U-M100SCU19M10★ MARQUE: SECTION LIVRAISON DES PIECES DERECHANG

Page 20

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code3019U-M100,19U-M100SCU19M10PWB-A:DUNTKA358WEX9(19U-M100)PWB-A:DUNTKA358WEY0(1

Page 21

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code3119U-M100,19U-M100SCU19M10D753 RH-DX0441CEZZ J Diode AC orRH-DX011

Page 22

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code3219U-M100,19U-M100SCU19M10å C708 RC-FZ037SCEZZ J 0.22 275V M-Poly. AD

Page 23

319U-M100,19U-M100SCU19M10SAFETY NOTICEMany electrical and mechanical parts in televisionreceivers have special safety-related characteristics.These c

Page 24

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code3319U-M100,19U-M100SCU19M10R634 VRD-RM2HD121J J 120 1/2W Carbon AAR635 VRS-CY

Page 25 - PWB-B: CRT Unit (Wiring Side)

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code3419U-M100,19U-M100SCU19M10FB351 RBLN-0091GEZZ J Ferrite Bead AB or

Page 26 - PARTS LIST

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code3519U-M100,19U-M100SCU19M10SC851 QSOCV0016PEZZ R CRT Socket AF or (

Page 27 - MAIN UNIT

Ref. No. Part No. ★ Description Code Ref. No. Part No. ★ Description Code3619U-M100,19U-M100SCU19M10CABINET PARTS CABINET PARTS LOCATION1 CCABA2713WEV

Page 28 - MAIN UNIT (Continued)

3719U-M100,19U-M100SCU19M10PACKING OF THE SET★ Packing Case★ MARK : Not replacement items.FRONT★Buffer MaterialInfrared R/C unit★ Polyethylene Mat★ Po

Page 29

3819U-M100,19U-M100SCU19M10COPYRIGHT © 2002 BY SHARP CORPORATIONALL RIGHTS RESERVED.No part of this publication may be reproduced,stored in a retrieva

Page 30

419U-M100,19U-M100SCU19M10PRECAUTIONS A PRENDRE LORS DE LA REPARATIONËNe peut effectuer la réparation qu' un technicien spécialisé qui s'est

Page 31 - [M-Ox.··· Metal Oxide]

519U-M100,19U-M100SCU19M10VERIFICATIONS CONTRE L'INCEN-DIE ETLE CHOC ELECTRIQUEAvant de rendre le récepteur à l'utilisateur, effectuerles vé

Page 32 - SUPPLIED ACCESSORIES

619U-M100,19U-M100SCU19M10LOCATION OF USER'S CONTROLInfrared Transmitter WindowINPUTPress → Switch to external video inputmode.Press again → Swit

Page 33 - Not Available

719U-M100,19U-M100SCU19M10CIRCUIT PROTECTIONThe receiver is protected by a 4.0A fuse (F701),mounted on PWB-A, wired into one side of the ACline input.

Page 34 - PACKING OF THE SET

819U-M100,19U-M100SCU19M10For adjustments of this model, the bus data is converted to various analog signals by the D/A converter circuit.Note: There

Page 35

919U-M100,19U-M100SCU19M10Below are the adjustments ranges and initial values for FIX VALUE category.FIX VALUEF01 OPTION 1 00-FF B0B0(19U-M100/100S),A

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