Sharp 20R-S100S Service Manual Download | Manualshive

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SCHEMATIC DIAGRAM: MTS MODULE Unit

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Summary of Contents for 20R-S100S

Page 1: ...WER RATING 74 W PICTURE SIZE 1 240cm2 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 OUTPUT RATING 1 5W 1 5W at 10 distortion and Dual CH Operate ELECTRICAL SPECIFICATIONS SPEAKER SIZE 8 cm Roun...

Page 2: ...f 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 radiation problem ...

Page 3: ...orks 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 such as electr...

Page 4: ...egree of illumination will decrease with time and depending on the temperature The time needed to charge the phosphorescent display will vary depending on the surrounding lighting Sunlight and fluorescent lighting are the most effective when charging the display POWER Press On Press again Off REMOTE KEYPAD Accesses any channel from keypad FLASHBACK Returns to previous channel PERSONAL PREFERENCE W...

Page 5: ...ration 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 anode of pi...

Page 6: ...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 4 adjustment categories 2DEF 3SIGNAL 4FEATURE 5FIX 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 select the adjustment item and VOL UP DOWN...

Page 7: ... EXT C BYPASS 00 07 05 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 18 Must be 12 D06 V S CORRECTION 00 1F 0C Must be 0F SERVICE POSITION ADJUST ITEM DATA RANGE INITI...

Page 8: ...ed to picture tube only Holding down both the Vol up Ch down buttons on the TV set at service mode for more than 2 seconds will automatically write the above initial values into IC2102 IC2101 Table E 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 automati...

Page 9: ...l 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 and sel...

Page 10: ...ading of the rms voltmeter is minimum 5 Receive the following composite stereo signal 2 Stereo signal 30 modulation left channel only noise reduction on 3kHz 6 Enter the service mode and select the service adjustment M05 7 Adjust the data until the AC voltage reading of the rms voltmeter is minimum 8 Take the above steps 1 thru 7 again for fine adjustment Vertical Size V Linearity and V S Correcti...

Page 11: ...11 6 5 4 3 2 1 A B C D E F G H 20R S100S CHASSIS LAYOUT ...

Page 12: ...12 6 5 4 3 2 1 A B C D E F G H 20R S100S BLOCK DIAGRAM ...

Page 13: ...ontrols set for normal picture unless otherwise indicated 2 All voltages measured with 1000µ V B W or Color 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 poin...

Page 14: ...354CEN1 C211 VCKYCY1HB102K 1000p C301 VCCCCY1HH470J 47p VCCCCY1HH220J 22p C304 VCCCCY1HH470J 47p VCCCCY1HH220J 22p C802 VCEA0A1CW106M 10 16V R209 VRS CY1JF123J 12k VRS CY1JF000J 0 R302 VRS CY1JF332J 3 3k VRS CY1JF152J 1 5k R413 VRS CY1JF152J 1 5k VRS CY1JF222J 2 2K NOTE SCHEMATIC DIAGRAM MAIN Unit ...

Page 15: ...17 16 20R S100S 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H SCHEMATIC DIAGRAM MTS MODULE Unit ...

Page 16: ...18 6 5 4 3 2 1 A B C D E F G H 20R S100S SCHEMATIC DIAGRAM CRT Unit ...

Page 17: ...19 6 5 4 3 2 1 A B C D E F G H 20R S100S PWB B CRT Unit Wiring Side PWB B CRT Unit Chip Parts Side PWB E MTS MODULE Unit Wiring Side PWB E MTS MODULE Unit Chip Parts Side PRINTED WIRING BOARD ASSEMBLIES ...

Page 18: ...20 6 5 4 3 2 1 A B C D E F G H 20R S100S PWB A MAIN Unit Wiring Side ...

Page 19: ...21 6 5 4 3 2 1 A B C D E F G H 20R S100S PWB A MAIN Unit Chip Parts Side ...

Page 20: ... Unit PWB B DUNTKA359WEW2 CRT Unit PWB E DUNTKA070WEV2 MTS MODULE Unit TUNER NOTE THE PARTS HERE SHOWN ARE SUPPLIED AS AN ASSEMBLY BUT NOT INDEPENDENTLY å TU51 VTUVTST5UF770 J Tuner AZ or VTUENV56D82 1 INTEGRATED CIRCUITS å IC201 RH iX3354CEN1 X I C AS or RH iX3354CEZZ IC351 VHiAN7511 1 J AN7511 AK å IC501 VHiLA7840 1 J LA7840 AR å IC701 VHiTEA1507 1 J TEA1507P N1 AL å IC702 RH FX0034CEZZ J PC817 ...

Page 21: ...Peaking 15µH AB å L701 RCiLF0078PEZZ R Coil AF or RCiLF0069PEZZ å L705 RCiLP0179CEZZ J Coil AD L706 RCiLP0197CEZZ J Coil JA301 AE L2040 RCiLB0131CEZZ J Oscillation Coil AE SF201 RFiLC0441CEZZ J SAW Filter AH TRANSFORMERS å T601 RTRNZ0731CEZZ J Transformer AG or RTRNZ0026PEZZ å T602 RTRNF0213PEZZ R H Volt Transformer AY å T702 RTRNW0003PEZZ R Transformer AM or RTRNW0009PEZZ CONTROL R738 RVR M4588CE...

Page 22: ...YCY1EF104Z J 0 1 25V Ceramic AA C808 VCEA0A1CW106M J 10 16V EL AB C811 VCKYCY1CB473K J 0 047 16V Ceramic AA C812 VCEA0A1HW474M J 0 47 50V EL AB C901 VCEA0A1HW105M J 1 0 50V EL AB C904 VCEA0A1HW475M J 4 7 50V EL AB C905 VCEA0A1HW475M J 4 7 50V EL AB C2001 VCCCCY1HH101J J 100p 50V Ceramic AA C2002 VCCCCY1HH101J J 100p 50V Ceramic AA C2040 VCEA0A1AW107M J 100 10V EL AB C2041 VCEA0A1HW105M J 1 0 50V E...

Page 23: ... R736 VRD RM2HD184J J 180k 1 2W Carbon AA å R737 VRN VV3ABR39J J 0 39 1W M Film AA R739 VRD RM2HD332J J 3 3k 1 2W Carbon AA R740 VRD RM2HD470J J 47 1 2W Carbon AA R741 VRN RA2BK682F J 6 8k 1 8W M Film AA R752 VRD RA2BE562J J 5 6k 1 8W Carbon AA R755 VRD RM2HD151J J 150 1 2W Carbon AA å R758 VRS RG2HC180J X 18 1 2W M Ox AE å R773 VRS RG3LB270J X 27 3W M Ox AF å R774 VRS VU3LE680J J 68 3W M Ox AC R8...

Page 24: ... 1 16W M Ox AA R2504 VRS CY1JF123J J 12k 1 16W M Ox AA R2505 VRS CY1JF563J J 56k 1 16W M Ox AA R2506 VRS CY1JF563J J 56k 1 16W M Ox AA R2507 VRS CY1JF823J J 82k 1 16W M Ox AA R2508 VRS CY1JF153J J 15k 1 16W M Ox AA R2509 VRS CY1JF272J J 2 7k 1 16W M Ox AA R2601 VRD RA2BE331J J 330 1 8W Carbon AA SWITCHES S2501 QSW K0202PEZZ R Power AC or QSW K0079GEZZ S2502 QSW K0202PEZZ R VOL Down AC or QSW K0079...

Page 25: ... X 3 3 50V EL AF C3016 VCE9GA1HW475M J 4 7 50V EL N P AB C3017 VCEACA1CC106K J 10 16V EL AC C3018 VCEA0A1HW105M J 1 0 50V EL AB C3374 VCEA0A1HW225M J 2 2 50V EL AB C3376 VCKYCY1HB332K J 3300p 50V Ceramic AA C3377 VCEA0A1HW106M J 10 50V EL AB C3378 VCEA0A1HW106M J 10 50V EL AB RESISTORS M Ox Metal Oxide RJ3 VRS CY1JF000J J 0 1 16W M Ox AA RJ5 VRS CY1JF000J J 0 1 16W M Ox AA R3001 VRS CY1JF221J J 22...

Page 26: ...Connecting Cord AG QCNW 2208PEZZ J Connecting Cord AF MISCELLANEOUS PARTS TGAN 0001GJZZ X Guarantee Card AB TiNS 7346GJZZ X Operation Manual AF RRMCG1626CESA X Infrared R C Unit AV SUPPLIED ACCESORRIES SPAKC0203GJZZ Packing Case SPAKP0102GJZZ Wrapping Paper SPAKX0004GJZZ Buffer Material SSAKA0101GJZZ Polyethylene Bag PACKING PARTS NOT REPLACEMENT ITEM 1 CCABA0109WEH2 X Front Cabinet Ass y 1 1 Not ...

Page 27: ...0R S100S PACKING OF THE SET Packing Case FRONT Buffer Material Wrapping Paper Polyethylene Bag Operation Manual Infrared R C Unit Batteries MARK Not Replacement Items REAR Use tape to fix the top side of packing case Use 12 staples to fix the bottom side of packing case ...

Page 28: ...ation 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 SHARP CORPORATION AV Systems Group Quality Reliability Control Center Yaita Tochigi 329 2193 Japan D SEM P SEMEX TQ1077 S Feb 2001 Printed in Japan MI KG ...

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