Sharp 19U-M100 Service Manual Download Page 35

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19U-M100,19U-M100S
CU19M10

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.

D SEM P SREC

TQ1282-S

Mar. 2002 Printed in Japan

MI. KG

SHARP CORPORATION
AV Systems Group
Quality & Reliability Control Center
Yaita, Tochigi 329-2193, Japan

Summary of Contents for 19U-M100

Page 1: ...r 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 194cm2 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 Nomin...

Page 2: ...ibration of this meter should be checked periodically 3 High voltage should always be kept at the rated value no higher Operation at higher voltages may cause a failure of the picture tube or high voltage circuitry and also under certain conditions may produce radiation in exceeding of desirable levels 4 When the high voltage regulator is operating properly there is no possibility of an X radiatio...

Page 3: ...r capacity networks mechanical insulators etc 3 To be sure that no shock hazard exists check for leakage current in the following manner Plug the AC cord directly into a 120 volt AC outlet Do not use an isolation transformer for this test Using two clip leads connect a 1 5k ohm 10 watt resistor paralleled by a 0 15µF capacitor in series with all exposed metal cabinet parts and a known earth ground...

Page 4: ...e autre que celui spécifié et ne pas effectuer de modifications déconseillées du circuit à haute tension 6 Lors de la recherche des pannes et des mesures d essai sur un récepteur qui présente une haute tension excessive éviter de s approcher inutilement du récepteur Ne pas faire fonctionner le récepteur plus longtemps que nécessaire pour localiser la cause de la tension excessive AVERTISSEMENT 1 N...

Page 5: ...es pièces de remplacement étalonnées pour haute tension puissance etc Les pièces de remplacement qui présentent ces caractéristiques sont identifiées dans ce manuel les pièces électriques qui présentent ces particularités sont PRECAUTIONS A PRENDRE LORS DE LA REPARATION Suite 1 Inspecter tous les faisceaux de câbles pour s assurer que les fils ne soient pas pincés ou qu un outil ne soit pas placé ...

Page 6: ... in Closed Caption mode Basic Remote Control Functions Front Panel CHANNEL UP DOWN MENU Selects next higher channel Selects next lower channel Press both at the same time to access the MAIN MENU screen VOLUME UP DOWN Increases sound Decreases sound POWER Press On Press again Off POWER VOL CH MENU POWER VOL CH MENU TV SENSOR AREA FOR REMOTE CONTROL POWER Press On Press again Off REMOTE KEYPAD Acces...

Page 7: ...f the operation of the horizontal oscillator does not stop in step 5 the circuit must be repaired before the set is returned to the customer HIGH VOLTAGE CHECK High voltage is not adjustable but must be checked to verify that the receiver is operating within safe and efficient design limitations as specified checks should be as follows 1 Connect an accurate high voltage meter between ground and an...

Page 8: ... the normal mode Use the reset function in the video adjustment menu to ensure customer control are in their proper reset position 2 Service number selection In the service mode you will see the window screen as window 1 There are 3 adjustment categories 2DEF 3SIGNAL 4FIX VALUE as show in Figure A Press CH UP DOWN button for selection and enter by VOL UP or VOL DOWN Press CH UP DOWN button to sele...

Page 9: ...E 00 0F 08 08 F25 H BLK R 00 07 04 03 F26 H BLK L 00 07 04 00 SERVICE POSITION ADJUST ITEM DATA RANGE INITIAL VALUE Hex Table A Below are the ranges and initial values for each adjustment and in each categories DEF D01 H PHASE 00 1F 0C D02 V SIZE 00 7F 40 D03 V POSITION 00 3F 20 Must be 20 D04 CC POSITION 00 FF 1A D05 V LINEARITY 00 1F 10 Must be 18 D06 V S CORRECTION 00 1F 10 Must be 0C SERVICE P...

Page 10: ... for more than 2 seconds will automatically write the above initial values into IC2101 Table D The adjustment is needed to compensate for characteristics of parts including IC201 Holding down both the Vol up Ch down buttons on the TV set in the service mode for more than 2 seconds will automatically write the above initial values into IC2101 X X ADJUSTMENT NECESSARY UNNECESSARY PART REPLACED NOTES...

Page 11: ... channel 2 Enter the service mode signal category and select the service adjustment S01 3 Set the data value to point where no noise or beat appears 4 Select another channel to confirm that no noise or beat appears Note You have to exit the service mode first to select another channel Video Level TV Det Video Level Adjustment 1 Receive a good local channel 2 Enter the service mode signal category ...

Page 12: ...ceive a good local channel 2 Enter the service mode DEF category and select the adjustment D01 3 Adjust D01 data value to center the picture Vertical Phase Adjustment 1 Receive a good local channel 2 Enter the service mode DEF category and select the adjustment D03 3 Adjust D03 bus data to get the most acceptable vertical position Note The step range is 20 032 10 steps Caption Position Adjustment ...

Page 13: ...13 6 5 4 3 2 1 A B C D E F G H 19U M100 19U M100S CU19M10 MODELS 19U M100 100S CHASSIS LAYOUT Ë19U M100 Ë19U M100S ...

Page 14: ...14 6 5 4 3 2 1 A B C D E F G H 19U M100 19U M100S CU19M10 MODEL CU19M10 CHASSIS LAYOUT ...

Page 15: ...15 6 5 4 3 2 1 A B C D E F G H 19U M100 19U M100S CU19M10 MODELS 19U M100 100S BLOCK DIAGRAM ...

Page 16: ...16 6 5 4 3 2 1 A B C D E F G H 19U M100 19U M100S CU19M10 MODEL CU19M10 BLOCK DIAGRAM ...

Page 17: ...lor signal WAVEFORM MEASUREMENT CONDITIONS 1 Photographs taken on a standard gated color bar signal the tint setting adjusted for proper color The wave shapes at the red green and blue cathodes of the picture tube depend on the tint color level and picture control 2 indicates waveform check points See chart waveforms are measured from point indicated to chassis ground WAVEFORMS 1 2 1160 1 4 1 0 25...

Page 18: ...19 18 19U M100 19U M100S CU19M10 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H MODEL 19U M100 SCHEMATIC DIAGRAM MAIN Unit ...

Page 19: ...21 20 19U M100 19U M100S CU19M10 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H MODEL 19U M100S SCHEMATIC DIAGRAM MAIN Unit ...

Page 20: ...23 22 19U M100 19U M100S CU19M10 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H MODEL CU19M10 SCHEMATIC DIAGRAM MAIN Unit ...

Page 21: ...24 6 5 4 3 2 1 A B C D E F G H 19U M100 19U M100S CU19M10 MODEL 19U M100 SCHEMATIC DIAGRAM CRT Unit ...

Page 22: ...25 6 5 4 3 2 1 A B C D E F G H 19U M100 19U M100S CU19M10 MODELS 19U M100S CU19M10 SCHEMATIC DIAGRAM CRT Unit ...

Page 23: ...26 6 5 4 3 2 1 A B C D E F G H 19U M100 19U M100S CU19M10 PWB A MAIN Unit Wiring Side PRINTED WIRING BOARD ASSEMBLIES ...

Page 24: ...27 6 5 4 3 2 1 A B C D E F G H 19U M100 19U M100S CU19M10 PWB A MAIN Unit Chip Parts Side ...

Page 25: ...28 6 5 4 3 2 1 A B C D E F G H 19U M100 19U M100S CU19M10 PWB B CRT Unit Chip Parts Side PWB B CRT Unit Wiring Side ...

Page 26: ...ute replacement part which does no have the same safety characteristic as the factory recom mended replacement parts shown in this service manual may create shock fire or other hazards HOW TO ORDER REPLACEMENT PARTS To have your order filled promptly and correctly please furnish the fol lowing informations 1 MODEL NUMBER 2 REF NO 3 PART NO 4 DESCRIPTION in USA Contact your nearest SHARP Parts Dist...

Page 27: ...Q 1 J 2SC945AQ AB or VS2SC3198 Y 1 Q2201 VS2SC1623L61E J 2SC1623 AB or VS2SC3928R 1 or VS2PD601ARQ 1 Q2211 VS2SC1623L61E J 2SC1623 AB or VS2SC3928R 1 DIODES D52 RH EX0676GEZZ J Zener Diode 32V AA D101 RH EX0616GEZZ J Zener Diode 5 6V AA D352 RH DX0048GEZZ J Diode AA or VHD1SS119 1 D353 RH EX0644GEZZ J Zener Diode 11V AB D453 RH EX0616GEZZ J Zener Diode 5 6V AA D455 RH DX0048GEZZ J Diode AA or RH D...

Page 28: ... J 22p 50V Ceramic AA C302 VCKYCY1HB102K J 1000p 50V Ceramic AA C304 VCCCCY1HH220J J 22p 50V Ceramic AA C305 VCKYCY1HB103K J 0 01 50V Ceramic AA C306 VCQYTA1HM103K J 0 01 50V Mylar AB C354 VCEA0A1HW225M J 2 2 50V EL AB C356 VCKYCY1HB332K J 3300p 50V Ceramic AA C357 VCEA0A1HW106M J 10 50V EL AB C358 VCEA0A1HW106M J 10 50V EL AB C361 VCEA0A1CW227M J 220 16V EL AC C401 VCCCCY1HH470J J 47p 50V Ceramic...

Page 29: ...563J J 56k 1 8W Carbon AA R101 VRD RA2BE152J J 1 5k 1 8W Carbon AA R201 VRS CY1JF221J J 220 1 16W M Ox AA R202 VRS CY1JF122J J 1 2k 1 16W M Ox AA R203 VRS CY1JF682J J 6 8k 1 16W M Ox AA R204 VRS CY1JF270J J 27 1 16W M Ox AA R205 VRD RA2BE680J J 68 1 8W Carbon AA R206 VRD RA2EE151J J 150 1 4W Carbon AA R207 VRD RA2BE223J J 22k 1 8W Carbon AA R208 VRS CY1JF332J J 3 3k 1 16W M Ox AA R209 VRS CY1JF000...

Page 30: ...Y1JF223J J 22k 1 16W M Ox AA R2018 VRS CY1JF103J J 10k 1 16W M Ox AA R2020 VRS CY1JF223J J 22k 1 16W M Ox AA R2022 VRS CY1JF333J J 33k 1 16W M Ox AA R2023 VRD RA2BE223J J 22k 1 8W Carbon AA PWB A DUNTKA358WEX9 19U M100 PWB A DUNTKA358WEY0 19U M100S PWB A DUNTKA358WEY1 CU19M10 MAIN UNIT Continued R2024 VRD RA2BE682J J 6 8k 1 8W Carbon AA R2025 VRD RA2BE682J J 6 8k 1 8W Carbon AA R2026 VRD RA2BE682J...

Page 31: ... Diode AA or RH DX0475CEZZ D885 RH DX0475CEZZ J Diode AB or RH DX0048GEZZ COIL L852 VP MK820K0000 J Peaking 82µH AB CAPACITORS EL Electrolytic C851 VCCCCY1HH151J J 150p 50V Ceramic AA C852 VCCCCY1HH151J J 150p 50V Ceramic AA C853 VCCSPA1HL151J J 150p 50V Ceramic AA C854 RC KZ0029CEZZ J 0 01 250V Ceramic AC or RC KZ0160GEZZ C883 VCEA0A1CW336M J 33 16V EL AB RESISTORS M Ox Metal Oxide R851 VRS CY1JF...

Page 32: ...67MEZZ J Connecting Cord AE QCNW 2046PEZZ R Connecting Cord AF QCNW 2160PEZZ R Connecting Cord AG LHLDK0014PEZZ R AC Cord Holder AD LHLDZ0063PEZZ R Anode Clamp Holder AD TLABM1829PEZZ R Model Label AB 19U M100 100S TLABM1906PEZZ R Model Label CU19M10 TLABN0001PEZZ R Serial No Label AD LX TZ0006PEFD R CRT Screw x4 AD LX WZ0003PEFD R CRT Washer x4 AB PSPAG0001PE00 R CRT Spacer x4 AB XTASD30P12000 J ...

Page 33: ...ET PARTS LOCATION 1 CCABA2713WEV0 R Front Cabinet Ass y BA 19U M100 100S 1 CCABA2713WEV1 R Front Cabinet Ass y BA CU19M10 1 1 Not Available Front Cabinet 1 2 GCOVA0069PEKA J LED Cover AD 1 3 JBTN 0243PESB R Button Power VOL Up Down AE CH Up Down 2 GCABB2477PEKA R Rear Cabinet AX POWE R VOL CH MENU 1 1 1 2 1 3 1 2 ...

Page 34: ...OF THE SET Packing Case MARK Not replacement items FRONT Buffer Material Infrared R C unit Polyethylene Mat Polyethylene Bag Operation Manual Guarantee Card 19U M100 100S Batteries REAR Use 22 staples to fix the bottom side of packing case ...

Page 35: ... 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 D SEM P SREC TQ1282 S Mar 2002 Printed in Japan MI KG SHARP CORPORATION AV Systems Group Quality Reliability Control Center Yaita Tochigi 329 2193 Japan ...

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