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27SF560

BLOCK DIAGRAM

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Summary of Contents for 27SF560

Page 1: ...PEAKER SIZE 12 x 6 cm oval 2 pcs 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 Digital Terrestrial Broadcast VHF UHF 2 thru 69 EIA Channel Plan U S A POWER INPUT 120V AC 60 Hz POWER RATING 140W PICTURE SIZE 2 193 5 cm2 339sq inch CONVERGENCE Magnetic SWEEP DEFLECTION Magne...

Page 2: ...igh voltage with a meter to be certain that the high voltage 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 recei...

Page 3: ... 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 such as e...

Page 4: ... higher than the conventional lead solder by 40 C and as it has poor solder wettability you may be apt to keep the soldering bit in contact with the PWB for extended period of time However since the land may be peeled off or the maximum heat resistance temperature of parts may be exceeded remove the bit from the PWB as soon as you confirm the steady soldering condition Lead free solder contains mo...

Page 5: ...ess again Off REMOTE KEYPAD 0 9 Sets the channel FLASHBACK Returns to previous channel DOT Sets the channel PERSONAL PREFERENCE With the Personal Preference buttons you can program your favorite programs by using the 4 categories A B C and D The channels can be accessed quickly by using these buttons VOLUME UP DOWN Increases sound Decreases sound Changes or selects the TV adjustments on On Screen ...

Page 6: ...ation 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 pic...

Page 7: ...item you wish to adjust 3 Data number selection Press the Vol up or Vol down button to adjust the data number To enter the service mode and exit serv ice mode To enter the service mode manually just press and hold the Vol down and Ch up buttons at the same time plug the AC cord into a wall socket Now the TV set is switched on and enters the service mode To exit the service mode turn the television...

Page 8: ...t Input V48 B CUT OFF COMPONENT 64 255 40h FFh 64 40h Component Input V49 G R DRIVE COMPONENT 0 127 00h 7Fh 64 40h Component Input V50 B DRIVE COMPONENT 0 127 00h 7Fh 64 40h Component Input V51 SHARP COMPONENT 0 63 00h 3Fh 44 2Ch Component Input 2C V52 TINT S 0 127 00h 7Fh 62 3Eh S Terminal Input 3E V53 C TRAP 0 1 00h 01h 00 00h 00 V59 AUTO FRESH 0 1 00h 01h 00 00h 00 V60 SHARP P F 0 1 00h 01h 01 ...

Page 9: ...0h 0Fh 08 08h D06 V S CORRECTION 0 15 00h 0Fh 13 0Dh D07 EW PARABOLA 0 63 00h 3Fh 43 2Bh D08 EW TRAPEZIUM 0 63 00h 3Fh 36 24h D10 AFC GAIN 0 3 00h 03h 02 02h 02 D11 V EHT 0 7 00h 07h 06 06h D12 H EHT 0 7 00h 07h 06 06h D13 EW CORNER 0 31 00h 1Fh 08 08h D14 EW CORNER BOTTOM 19 81 13h 51h 50 32h Offset toward D13 D15 NOISE DET LEVEL 0 3 00h 03h 00 00h 00 D18 V CENTERING 0 63 00 3Fh 36 24h D19 V AGC ...

Page 10: ...elect the service adjustment V03 and set to 00 minimum color Record original data code under adjustment V03 before changing V03 does not have to be adjusted if you selected a B W picture or monoscope pattern 3 Alternately adjust the service adjustment data of V09 and V10 until a good grey scale with normal whites is obtained RF Input 4 For component input the data value of V49 and V50 is adjusted ...

Page 11: ...l linearity SCREEN FORMAT 16 9 5 Input data of D22 to mines 38 step from D03 data V SIZE 6 Input data of D24 same as D05 data V LIN Note Aging for 10 min before adjustment After the adjustment of V center and V size re adjustment for this V line Vertical Phase Adjustment SCREEN FORMAT 4 3 1 Enter the service mode and input data of 00h on D01 2 Adjust D18 data value so that picture is centered SCRE...

Page 12: ... 20mVrms Separation Adjustment 1 Input SIGNAL 1 and vary the M04 bus data to get the minimun AC voltage to pin 39 of IC3001 2 Input SIGNAL 2 and vary the M05 bus data to get the minimun AC voltage to pin 39 of IC3001 SIGNAL 1 300Hz 30 modulation Lch only NR ON SIGNAL 2 3kHz 30 modulation Lch only NR ON Note SIGNAL 1 Adj for widebando SIGNAL 2 Adj for spectral Check the output of the speaker at the...

Page 13: ...13 27SF560 M E M O ...

Page 14: ...14 27SF560 CHASSIS LAYOUT ...

Page 15: ...15 27SF560 BLOCK DIAGRAM ...

Page 16: ...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 å AND SHADED COMPONENTS SAFETY RELATED PARTS ç MARK...

Page 17: ...17 8 7 10 9 6 5 4 3 2 1 A B C D E F G H 27SF560 SCHEMATIC DIAGRAM CRT Unit ...

Page 18: ...18 27SF560 8 7 10 9 6 5 4 3 2 1 A B C D E F G H SCHEMATIC DIAGRAM MAIN 1 Unit ...

Page 19: ...19 27SF560 17 16 19 18 15 14 13 12 11 10 ...

Page 20: ...20 27SF560 8 7 10 9 6 5 4 3 2 1 A B C D E F G H SCHEMATIC DIAGRAM MAIN 2 Unit ...

Page 21: ...21 27SF560 17 16 19 18 15 14 13 12 11 10 ...

Page 22: ...22 27SF560 8 7 10 9 6 5 4 3 2 1 A B C D E F G H SCHEMATIC DIAGRAM 2 LINE Y C Unit ...

Page 23: ...23 27SF560 17 16 19 18 15 14 13 12 11 10 ...

Page 24: ...24 27SF560 8 7 10 9 6 5 4 3 2 1 A B C D E F G H PRINTED WIRING BOARD ASSEMBLIES PWB A MAIN Unit Wiring Components Side ...

Page 25: ...25 27SF560 17 16 19 18 15 14 13 12 11 10 ...

Page 26: ...26 27SF560 8 7 10 9 6 5 4 3 2 1 A B C D E F G H PWB A MAIN Unit Components side ...

Page 27: ...27 27SF560 17 16 19 18 15 14 13 12 11 10 ...

Page 28: ...28 8 7 10 9 6 5 4 3 2 1 A B C D E F G H 27SF560 PWB D 2 LINE Y C Unit Wiring Side PWB B CRT Unit Wiring Side PWB D 2 LINE Y C Unit Chip Parts Side ...

Page 29: ... 1 X TEA1533AP AH å IC702 RH FXA003WJZZ X PC123Y82 AC çå IC703 VHiSE130N F X SE130N AF IC751 VHiPQ09RDA1 1 X PQ090RDA1SZ AE IC900 VHiCXA2089Q 2Y X CXA2089Q 6T AN IC1101 VHiPQ1CZ41H 1Y X PQ1CZ41H2ZP AG IC1102 VHiBA00BC0W 1S X BA00BC0WT V5 AF IC1103 VHiNJ2584AM 1Y X INJ2584AM AH IC1104 VHiBA00BC0W 1S X BA00BC0WT V5 AF IC1403 VHiPQ05RDA1 1 X PQ050RDA1SZ AF IC2001 RH iXB644WJQZQ X I C AR IC2040 VHiKiA...

Page 30: ...29 VCKYCY1HB103KY X 0 01 50V Ceramic AA C433 VCKYCY1CF104ZY X 0 1 16V Ceramic AA C434 VCKYCY1CF104ZY X 0 1 16V Ceramic AA C435 VCEA0A1HW105M X 1 50V Electrolytic AA C436 VCKYCY1CF104ZY X 0 1 16V Ceramic AA DIODES D103 RH DX0441CEZZY X DX0441CE AA D361 VHD1SS133 1Y X 1SS133 AA D362 VHD1SS133 1Y X 1SS133 AA D410 RH EX0611GEZZY X Zener Diode 5 1V AB D411 RH EX0611GEZZY X Zener Diode 5 1V AB D412 RH E...

Page 31: ...7 VCKYCY1CF104ZY X 0 1 16V Ceramic AA C1108 VCKYCY1CF104ZY X 0 1 16V Ceramic AA C1109 VCKYCY0JF105ZY X 1 6 3V Ceramic AA C1110 VCKYCY1HB102KY X 1000p 50V Ceramic AA C437 VCKYCY1CF104ZY X 0 1 16V Ceramic AA C438 VCKYCY1HB103KY X 0 01 50V Ceramic AA C439 VCEA0A1HW106M X 10 50V Electrolytic AA C440 VCFYFA1HA224J X 0 22 50V Mylar AB C451 VCQYTA2AA104K X 0 1 100V Mylar AB C452 VCEA0A1EW336M X 33 25V El...

Page 32: ...75 VRS CY1JF102JY X 1k 1 16W Metal Oxide AA R476 VRS CY1JF393JY X 39k 1 16W Metal Oxide AA R477 VRS CY1JF182JY X 1 8k 1 16W Metal Oxide AA R478 VRS CY1JF151JY X 150 1 16W Metal Oxide AA R479 VRS CY1JF473JY X 47k 1 16W Metal Oxide AA C1111 VCEA0A0JW108M X 1000 6 3V Electrolytic AB C1112 VCKYCY0JF105ZY X 1 6 3V Ceramic AA C1113 VCEA0A1CW476M X 47 16V Electrolytic AA C1114 VCKYCY0JF105ZY X 1 6 3V Cer...

Page 33: ...Oxide AA R950 VRS CY1JF560JY X 56 1 16W Metal Oxide AA R951 VRD RA2BE680JY X 68 1 8W Carbon AA R952 VRS CY1JF333JY X 33k 1 16W Metal Oxide AA R953 VRS CY1JF220JY X 22 1 16W Metal Oxide AA R480 VRS CY1JF223JY X 22k 1 16W Metal Oxide AA R481 VRS CY1JF152JY X 1 5k 1 16W Metal Oxide AA R482 VRS CY1JF100JY X 10 1 16W Metal Oxide AA R483 VRS CY1JF101JY X 100 1 16W Metal Oxide AA å R501 VRN RL3ABR47J X 0...

Page 34: ...1JF153JY X 15k 1 16W Metal Oxide AA R3038 VRS CY1JF473JY X 47k 1 16W Metal Oxide AA R3039 VRS CY1JF102JY X 1k 1 16W Metal Oxide AA R954 VRS CY1JF221JY X 220 1 16W Metal Oxide AA R955 VRS CY1JF221JY X 220 1 16W Metal Oxide AA R957 VRS CY1JF101JY X 100 1 16W Metal Oxide AA R958 VRS CY1JF101JY X 100 1 16W Metal Oxide AA R959 VRS CY1JF103JY X 10k 1 16W Metal Oxide AA R960 VRS CY1JF101JY X 100 1 16W Me...

Page 35: ...RC KZ018JCEZZ X 0 01 AC250V Ceramic AB C852 VCEA0A1CW107M X 100 16V Electrolytic AA C853 VCFYFA1HA224J X 0 22 50V Electrolytic AB C854 VCEA0A1CW227M X 220 16V Electrolytic AB C855 VCEA0A2EW106M X 10 250V Electrolytic AC C856 VCEA0A1HW226M X 22 50V Electrolytic AA C1501 VCEA0A1CW476M X 47 16V Electrolytic AA C1506 VCKYPA1HF103Z X 0 01 50V Ceramic AA C1508 VCKYPA2HB472K X 4700p 500V Ceramic AB C1509...

Page 36: ...1 50V Ceramic AA C1412 VCKYCY1HB103KY X 0 01 50V Ceramic AA C1413 VCKYCY1HB103KY X 0 01 50V Ceramic AA C1414 VCE9GA1HW105M X 1 50V Electrolytic N P AB C1415 VCCCCY1HH120JY X 12p 50V Ceramic AA C1416 VCCCCY1HH3R0CYX 3p 50V Ceramic AA C1417 VCCCCY1HH270JY X 27p 50V Ceramic AA C1418 VCCCCY1HH120JY X 12p 50V Ceramic AA C1419 VCCCCY1HH3R0CYX 3p 50V Ceramic AA C1420 VCCCCY1HH270JY X 27p 50V Ceramic AA C...

Page 37: ... 4 GCOVHA017WJKZ X Cover AE 1 5 GDORFA027WJKD X Door AK 1 6 HiNDPA278WJSA X Indication Plate AE 1 7 MSPRPA012WJFW X Spring AB 1 8 JBTN A106WJKD X Button AG 2 GCABBA708WJKA X Rear Cabinet BH MISCELLANEOUS PARTS SP1 VSP1206PB708A X Speaker L AL SP2 VSP1206PB708A X Speaker R AL QCNW B020WJZZ X Connecting Cord AE QCNW B021WJZZ X Connecting Cord AE QCNW B022WJZZ X Connecting Cord AE QCNW E217WJPZ X Con...

Page 38: ...38 27SF560 PACKING OF THE SET FRONT S4 S3 X1 X2 S2 S1 REAR Use tape to fix the top side of packing case Use 12 staples to fix the bottom side of packing case ...

Page 39: ......

Page 40: ...m 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 CS Promotion Center Yaita Tochigi 329 2193 Japan TQ1981 S Jan 2006 Printed in Japan MY KY Design and Production Information Design SEM Production SEMEX ...

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