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14SL30
21SL40, 21SL70

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MODEL 21SL70 BLOCK DIAGRAM

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Содержание 14SL30

Страница 1: ... SET 43 Page CONTENTS POWER INPUT 110 220 V AC 50 60 Hz POWER RATING 14SL30 65 W 21SL40 91 W 21SL70 96 W PICTURE SIZE 14SL30 580cm2 89 9sq inch 21SL40 21SL70 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 ...

Страница 2: ...tage does not exceed the specified value and that it is regulating correctly 5 Do not use a picture tube other than that specified or make unrecommended circuit modifications to the high voltage circuitry 6 When trouble shooting and taking test measurements on a receiver with excessive high voltage avoid being unnecessarily close to the receiver Do not operate the receiver longer than is necessary...

Страница 3: ... networks mechanical insulators etc 3 To be sure that no shock hazard exists check for leakage current in the following manner Plug theAC cord directly into a 110 220 voltAC 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...

Страница 4: ...s display Temporarily displays receiving channel when in Closed Caption mode Basic Remote Control Functions POWER Press On Press again Off REMOTE KEYPAD Accesses any channel from keypad FLASHBACK Returns to previous channel VOLUME UP DOWN Increases sound Decreases sound In menu mode changes or selects the TV adjustments MUTE Press Mutes sound Press again Restores sound CLOSED CAPTION appears when ...

Страница 5: ... 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 picture ...

Страница 6: ...mal mode Use the reset function in the video adjustment menu to ensure customer controls are in their proper reset position 2 Service number selection Once in the service mode press the Ch up or Ch down button on the remote controller or at the set The service adjustment number will vary in increments of one from S01 to M05 Select the item you wish to adjust 3 Data number selection Press the Vol u...

Страница 7: ...02 TINT 46 00 7F S03 COLOR 32 00 7F S04 BRIGHTNESS 40 00 7F S05 SHARPNESS 28 00 3F Must be set to 24 S06 VERTICAL PHASE 00 00 07 Must be set to 00 03 S07 HORIZONTAL PHASE 12 00 1F S08 RF AGC 23 00 3F S09 VERTICAL AMP 20 00 3F S10 VCO 2C 00 7F S11 R CUT OFF 00 00 FF S12 G CUT OFF 00 00 FF S13 B CUT OFF 00 00 FF S14 G GAIN 7F 00 FF S15 B GAIN 7F 00 FF S16 TRAP 3 58MHz 00 00 or 01 Must be set to 00 S...

Страница 8: ...Adjust the master screen control until the raster darkens to the point where raster is barely seen 7 Adjust the service adjustments S11 red S12 green and S13 blue to obtain a good grey scale with normal whites at low brightness level 8 Select the service adjustment S19 and reset data to 00 Select the service adjustment S03 and reset data to obtain normal color level 9 Remove digital voltmeter and ...

Страница 9: ...ce adjustment S18 3 A black text box appears on the screen see Figure B below 4 Adjust S18 data value so that text box is positioned in the center of the screen 3 58MHz Trap Adjustment 1 Receive a good local channel 2 Enter the service mode and select the service adjustment S16 3 This is a two position adjustment 00 is ON 01 is OFF 4 Adjust data value to 00 for normal viewing Sharpness Audio Balan...

Страница 10: ...in 14 of IC3001 Stereo pilot signal 9 4kHz 600mVrms 2 Enter the service mode and select the service adjustment M03 3 Adjust the data at the point where OK appears on the screen The OK represents the approximate center of the adjustable range of the data Separation Adjustment 1 Connect the rms voltmeter to pin 39 of IC3001 2 Receive the following composite stereo signal 1 Composite stereo signal 30...

Страница 11: ...11 14SL30 21SL40 21SL70 6 5 4 3 2 1 A B C D E F G H MODEL 14SL30 CHASSIS LAYOUT PWB B PWB A PWB C ...

Страница 12: ...12 14SL30 21SL40 21SL70 6 5 4 3 2 1 A B C D E F G H MODELS 21SL40 21SL70 CHASSIS LAYOUT PWB B PWB C PWB A ...

Страница 13: ...13 14SL30 21SL40 21SL70 6 5 4 3 2 1 A B C D E F G H MODEL 14SL30 BLOCK DIAGRAM ...

Страница 14: ...14 14SL30 21SL40 21SL70 6 5 4 3 2 1 A B C D E F G H MODEL 21SL40 BLOCK DIAGRAM ...

Страница 15: ...15 14SL30 21SL40 21SL70 6 5 4 3 2 1 A B C D E F G H MODEL 21SL70 BLOCK DIAGRAM ...

Страница 16: ...all controls 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...

Страница 17: ...17 14SL30 21SL40 21SL70 SCHEMATIC DIAGRAM CRT Unit 6 5 4 3 2 1 A B C D E F G H Ë 14SL30 Ë 21SL40 70 ...

Страница 18: ...18 14SL30 21SL40 21SL70 8 7 10 9 6 5 4 3 2 1 A B C D E F G H MODEL 14SL30 SCHEMATIC DIAGRAM MAIN 1 Unit ...

Страница 19: ...19 14SL30 21SL40 21SL70 17 16 19 18 15 14 13 12 11 10 ...

Страница 20: ...20 14SL30 21SL40 21SL70 8 7 10 9 6 5 4 3 2 1 A B C D E F G H MODEL 21SL70 SCHEMATIC DIAGRAM MAIN 1 Unit ...

Страница 21: ...21 14SL30 21SL40 21SL70 17 16 19 18 15 14 13 12 11 10 ...

Страница 22: ...22 14SL30 21SL40 21SL70 8 7 10 9 6 5 4 3 2 1 A B C D E F G H MODEL 21SL70 SCHEMATIC DIAGRAM MAIN 2 Unit ...

Страница 23: ...23 14SL30 21SL40 21SL70 17 16 19 18 15 14 13 12 11 10 ...

Страница 24: ...21SL40 SCHEMATIC DIAGRAM MAIN 1 Unit TU51 VTU115B8035AH VTU115B8025AM C54 VCEA0A1HW475M VCEA0A1HW225M C55 VCEA0A1CW477M VCEAGA1CW108M D53 RH EX0611GEZZ Not Used R51 VRS VV3AB331J VRS VV3DB151J R52 VRS VV3DB470J VRD RA2BE1R0J R57 VRS CY1JF392J VRS CY1JF103J COMBI NATION ...

Страница 25: ...25 14SL30 21SL40 21SL70 17 16 19 18 15 14 13 12 11 10 ...

Страница 26: ...26 14SL30 21SL40 21SL70 6 5 4 3 2 1 A B C D E F G H MODEL 21SL40 SCHEMATIC DIAGRAM MAIN 2 Unit ...

Страница 27: ...27 14SL30 21SL40 21SL70 6 5 4 3 2 1 A B C D E F G H SCHEMATIC DIAGRAM FRONT AV Unit Ë 14SL30 Ë 21SL40 Ë 21SL70 ...

Страница 28: ...28 14SL30 21SL40 21SL70 6 5 4 3 2 1 A B C D E F G H PWB A MAIN Unit Wiring Side PRINTED WIRING BOARD ASSEMBLIES ...

Страница 29: ...29 14SL30 21SL40 21SL70 6 5 4 3 2 1 A B C D E F G H PWB A MAIN Unit Chip Parts Side ...

Страница 30: ...30 14SL30 21SL40 21SL70 PWB C FRONT AV Unit Wiring Side PWB B CRT Unit Wiring Side 6 5 4 3 2 1 A B C D E F G H ...

Страница 31: ...AS AN ASSEMBLY BUT NOT INDEPENDENTLY å TU51 VTU115B8035AH X Tuner AH or VTU115B8025AM INTEGRATED CIRCUITS IC101 VHiKA78S05P 1 J KA78S05P AD çå IC201 RH iX3253CEZZ J TA1268AN AV å IC501 VHiTA8403K 1 J TA8403K AL å IC701 VHiSTRF6654 1 J STRF6654 AX å IC702 RH FX0008GEZZ J PC123FY8 AE å IC703 VHiMiP0254 1 X MIP0254 å IC704 RH FX0008GEZZ J PC123FY8 AE å IC751 VHiKA7809Pi 1 M KA7809PI AE or VHiTA7809S ...

Страница 32: ...µH AB L403 VP XF100K0000 J Peaking 10µH AB L404 VP XF8R2K0000 J Peaking 8 2µH AB L406 VP XF680K0000 J Peaking 68µH AB L409 VP XF100K0000 J Peaking 10µH AB L631 VP XF120K0000 J Peaking 12µH AB å L701 RCiLF0012PEZZ R Coil AN or RCiLF0043PEZZ or RCiLF0019PEZZ å L702 RCiLF0012PEZZ R Coil AN or RCiLF0021PEZZ L751 RCiLP0225CEZZ J Coil AF L2040 RCiLB0159CEZZ J Oscillation Coil AE TRANSFORMERS å T601 RTRN...

Страница 33: ...CKYPA2HB102K J 1000p 500V Ceramic AA C760 VCEA0A1CW337M J 330 16V EL AC C761 VCQYTA1HM104K J 0 1 50V Mylar AC C762 RC KZ0339CEZZ J 680p 2kV Ceramic AD C763 RC QZA473TAYJ J 0 047 50V Mylar AB C766 VCEA0A1CW476M J 47 16V EL AB C767 VCEA0A1CW107M J 100 16V EL AC C801 RC QZA223TAYK J 0 022 50V Mylar AB C802 VCEA0A1HW474M J 0 47 50V EL AB C803 VCCCCY1HH120J J 12p 50V Ceramic AA C804 VCEA0A1HW104M J 0 1...

Страница 34: ...473J J 47k 3W M Ox AE å R704 VRW KP3HC100J J 10 5W Cement AD R705 VRD RA2BE122J J 1 2k 1 8W Carbon AA R706 VRD RM2HD152J J 1 5k 1 2W Carbon AA å R707 VRS KT3LB473J J 47k 3W M Ox AE R708 VRD RA2BE272J J 2 7k 1 8W Carbon AA R709 VRD RA2BE681J J 680 1 8W Carbon AA å R710 VRN VV3ABR39J J 0 39 1W M Film AA å R711 VRN VV3ABR33J J 0 33 1W M Film AA R712 VRD RM2HD150J J 15 1 2W Carbon AA R714 VRD RM2HD104...

Страница 35: ...IC5301 AG TAN901 QTANJ0253CEZZ J Terminal LHLDP1042PE00 R Holder AG LHLDW1002PEZZ R Holder AB LX BZ0086TAFD J Screw AA LX BZ3100CEFD J Screw AA LX TZ3004CEFD J Screw AA PWB A DUNTK9882WEV1 21SL40 MAIN UNIT Continued PWB A DUNTK9882WEV0 14SL30 PWB A DUNTK9882WEV2 21SL70 MAIN UNIT TUNER NOTE THE PARTS HERE SHOWN ARE SUPPLIED AS AN ASSEMBLY BUT NOT INDEPENDENTLY å TU51 VTU115B8025AM X Tuner BA INTEGR...

Страница 36: ... 21SL70 BC å T701 RTRNZ0138PEZZ R Transformer AW å T702 RTRNZ0103GJZZ X Transformer or RTRNZ0104GJZZ CAPACITORS EL Electrolytic M Poly Metalized Polypro Film C51 VCEA0A1CW476M J 47 16V EL AB C52 VCSATA1CE226K J 22 16V Tantalum AD C53 VCEA0A1HW105M J 1 0 50V EL AB C54 VCEA0A1HW225M J 2 2 50V EL AB C55 VCEA0A1CW108M J 1000 16V EL AD C102 VCEAGA1CW228M J 2200 16V EL AE C201 VCKYCY1HF103Z J 0 01 50V C...

Страница 37: ... C757 VCEA4W2CN227M J 220 160V EL AG C758 VCEAGA2EW106M J 10 250V EL AC C759 VCKYPA2HB102K J 1000p 500V Ceramic AA C760 VCEA0A1CW337M J 330 16V EL AC C761 VCQYTA1HM104K J 0 1 50V Mylar AC C762 RC KZ0339CEZZ J 680p 2kV Ceramic AD C763 RC QZA473TAYJ J 0 047 50V Mylar AB C766 VCEA0A1CW476M J 47 16V EL AB C767 VCEA0A1CW107M J 100 16V EL AC C801 RC QZA223TAYK J 0 022 50V Mylar AB C802 VCEA0A1HW474M J 0...

Страница 38: ...1JF391J J 390 1 16W M Ox AA R301 VRD RA2BE222J J 2 2k 1 8W Carbon AA R302 VRS CY1JF102J J 1 0k 1 16W M Ox AA R303 VRS CY1JF103J J 10k 1 16W M Ox AA R304 VRS CY1JF333J J 33k 1 16W M Ox AA 21SL70 R305 VRS CY1JF102J J 1 0k 1 16W M Ox AA 21SL70 R306 VRS CY1JF152J J 1 5k 1 16W M Ox AA 21SL70 R351 VRD RA2BE223J J 22k 1 8W Carbon AA 14SL30 R352 VRD RA2BE4R7J J 4 7 1 8W Carbon AA 14SL30 R355 VRD RA2BE333J...

Страница 39: ...A R759 VRD RA2BE102J J 1 0k 1 8W Carbon AA R760 VRD RA2BE101J J 100 1 8W Carbon AB R801 VRS CY1JF332J J 3 3k 1 16W M Ox AA R802 VRS CY1JF332J J 3 3k 1 16W M Ox AA R803 VRS CY1JF182J J 1 8k 1 16W M Ox AA 14SL30 R803 VRS CY1JF222J J 2 2k 1 16W M Ox AA 21SL70 R804 VRS CY1JF182J J 1 8k 1 16W M Ox AA 14SL30 R804 VRS CY1JF222J J 2 2k 1 16W M Ox AA 21SL70 R805 VRS CY1JF182J J 1 8k 1 16W M Ox AA 14SL30 R8...

Страница 40: ... AA 21SL70 R5302 VRD RA2BE123J J 12k 1 8W Carbon AA 21SL70 R5303 VRS CY1JF223J J 22k 1 16W M Ox AA 21SL70 R5304 VRD RA2BE103J J 10k 1 8W Carbon AA 21SL70 R5305 VRS CY1JF103J J 10k 1 16W M Ox AA 21SL70 R5306 VRS CY1JF223J J 22k 1 16W M Ox AA 21SL70 R5307 VRD RA2BE102J J 1 0k 1 8W Carbon AA 21SL70 SWITCHES S2501 QSW K0079GEZZ J Power AB S2502 QSW K0079GEZZ J Vol Down AB S2503 QSW K0079GEZZ J Vol Up ...

Страница 41: ...J J 47 1 8W Carbon AA R860 VRD RA2BE271J J 270 1 8W Carbon AA 14SL30 R860 VRD RA2BE221J J 220 1 8W Carbon AA 21SL40 70 R861 VRD RA2BE121J J 120 1 8W Carbon AA å R865 VRS VV3AB123J J 12k 1W M Ox AA R866 VRD RM2HD332J J 3 3k 1 2W Carbon AA R867 VRD RA2BE470J J 47 1 8W Carbon AA 21SL40 70 R868 VRD RA2BE271M J 270 1 8W Carbon AA 14SL30 R868 VRD RA2BE221J J 220 1 8W Carbon AA 21SL40 70 R869 VRD RA2BE12...

Страница 42: ...X Connecting Cord 21SL40 QCNW 0119GJZZ X Connecting Cord 14SL30 21SL40 QCNW 0131GJZZ X Connecting Cord 14SL30 QCNW 1963PEZZ R Connecting Cord 21SL70 AG QCNW 1964PEZZ R Connecting Cord AF 21SL40 70 QCNW 2105PEZZ R Connecting Cord 14SL30 AF QCNW 2106PEZZ R Connecting Cord 14SL30 AE QCNW 2110PEZZ R Connecting Cord 21SL40 AG SP1 VSP9050PB108A J Speaker L 14SL30 AP SP2 VSP9050PB108A J Speaker R 14SL30 ...

Страница 43: ... OF THE SET Packing Case FRONT Buffer Material Wrapping Sheet Polyethylene Bag Operation Manual Infrared R C Unit Dipole Antenna AC PLG Adapter Antenna Adapter Batteries MARK Not Replacement Items REAR Use tape to fix the top side of packing case Use staples to fix the bottom side of packing case ...

Страница 44: ... 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 SHARP CORPORATION AV Systems Group Quality Reliability Control Center Yaita Tochigi 329 2193 Japan TQ0729 S Sep 1999 Printed in Japan MI KG ...

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