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SCHEMATIC DIAGRAM: MAIN Unit-3/3

Содержание 27R-FS1

Страница 1: ...NG BOARD ASSEMBLIES 28 REPLACEMENT PARTS LIST 34 PACKING OF THE SET 47 Page CONTENTS SERVICE MANUAL 27R FS1 MODEL ELECTRICAL SPECIFICATIONS SPEAKER SIZE 10 cm 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 EIA Channel Plan U S A POWER INPUT 120V AC 60 Hz POWER RATING ...

Страница 2: ... 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 receiver Do not operate...

Страница 3: ...vers or shields isolation resistor 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 cabin...

Страница 4: ...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 1 2 3 4 5 6 7 8 9 0 100 POWER TV MENU MUTE PAUSE FLASHBACK DISPLAY INPUT TV CATV VCR DVD STOP REC REW PLAY FF CH SKIP VOL CH CH VOL ENTER A B C D PERSONAL PREFERENCE DVD VCR CATV TV DVD VCR POWER Press On Press again Off REMO...

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 t...

Страница 6: ...ustment 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 D01 to OP05 Select the item you wish to adjust 3 Data Number Selection Press the Vol up or down button to adjust the data number To e...

Страница 7: ...5 64 64 64 V08 G DRIVE 00 127 64 64 64 V09 B DRIVE 00 127 64 64 64 V10 Y MUTE V OFF 00 01 00 Must be set to 00 V11 SHARPNESS OFFSET 20 83 55 55 55 Must be set to 55 Must be set to 55 Must be set to 60 V12 OFFSET PICTURE SUB CON 40 55 52 48 53 Must be set to 52 Must be set to 48 Must be set to 53 V13 OFFSET BRIGHT 00 100 50 51 55 Must be set to 50 Must be set to 51 Must be set to 55 V14 SUB CONTRAS...

Страница 8: ...FSET 00 100 24 Must be set to 24 LOW 6 500 K V32 CHORMA RELATIVE PHASE AMPLITUDE 00 03 00 00 00 Must be set to 00 Must be set to 00 Must be set to 00 M01 INPUT LEVEL ATT 00 15 09 M02 MTS VCO 00 63 28 M03 FILTER 00 63 28 M04 WIDE BAND 00 63 18 M05 SPECTRAL 00 63 38 M06 FAO LEVEL 00 63 44 OP01 V CHIP 00 01 01 Must be set to 01 OP02 SCREEN FORMAT 00 01 01 Must be set to 01 OP03 DEMO MODE 00 01 01 Mus...

Страница 9: ...local channel 2 Make sure the customer picture control is set to maximum 3 Enter the service mode and select the service No V01 4 Adjust the data value to achieve normal contrast range Sub Tint Adjustment 1 Receive a good local channel 2 Set customer tint control to center of it s range 3 Enter the service mode and select the service No V02 4 Adjust V02 data value to obtain normal flesh tones Vide...

Страница 10: ...n the best horizontal size Trapezoidal Distortion Adjustment 1 Receive a good CATV channel or crosshatch pattern signal 2 Set to standard setting mode 3 Enter the service mode and select the service No D07 4 Adjust so that the leftmost and rightmost vertical lines are parallel to each other Corner Distortion Adjustment 1 Receive a good CATV channel or crosshatch pattern signal 2 Set to standard se...

Страница 11: ...in 14 of IC3001 Stereo pilot signal 9 4kHz 600mVrms 2 Enter the service mode and select the service No M03 3 Adjust the data until OK appears in position on the screen Make sure the OK is displayed almost at the center of the data range Separation Adjustment 1 Connect the rms voltmeter to pin 39 of IC3001 2 Receive the following composite stereo signal 1 Composite stereo signal 30 modulation left ...

Страница 12: ...13 27R FS1 12 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H CHASSIS LAYOUT ...

Страница 13: ...15 27R FS1 14 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H BLOCK DIAGRAM ...

Страница 14: ...otographs 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 å AND SHADED COMPONENTS SAFETY RELATED PARTS MARK X RAY RELATED PARTS This c...

Страница 15: ...17 6 5 4 3 2 1 A B C D E F G H 27R FS1 SCHEMATIC DIAGRAM CRT Unit ...

Страница 16: ...19 27R FS1 18 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H SCHEMATIC DIAGRAM MAIN Unit 1 3 ...

Страница 17: ...21 27R FS1 20 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H SCHEMATIC DIAGRAM MAIN Unit 2 3 ...

Страница 18: ...23 27R FS1 22 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H SCHEMATIC DIAGRAM MAIN Unit 3 3 ...

Страница 19: ...25 27R FS1 24 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H SCHEMATIC DIAGRAM POWER Unit ...

Страница 20: ...26 6 5 4 3 2 1 A B C D E F G H 27R FS1 SCHEMATIC DIAGRAM MTS MODULE Unit ...

Страница 21: ...27 6 5 4 3 2 1 A B C D E F G H 27R FS1 SCHEMATIC DIAGRAM CONTROL Unit ...

Страница 22: ...28 6 5 4 3 2 1 A B C D E F G H 27R FS1 PRINTED WIRING BOARD ASSEMBLIES PWB A MAIN Unit Wiring Side ...

Страница 23: ...29 6 5 4 3 2 1 A B C D E F G H 27R FS1 PWB A MAIN Unit Chip Parts Side ...

Страница 24: ...30 6 5 4 3 2 1 A B C D E F G H 27R FS1 PWB B CRT Unit Wiring Side ...

Страница 25: ...31 6 5 4 3 2 1 A B C D E F G H 27R FS1 PWB C POWER Unit Wiring Side ...

Страница 26: ...32 6 5 4 3 2 1 A B C D E F G H 27R FS1 PWB F CONTROL Unit Wiring Side ...

Страница 27: ...33 6 5 4 3 2 1 A B C D E F G H 27R FS1 PWB E MTS MODULE Unit Wiring Side PWB E MTS MODULE Unit Chip Parts Side ...

Страница 28: ...78L05S 1 J TA78L05S AC IC510 VHiNJM2904M 1 J NJM2904M AE IC1401 VHiCXA2089Q 1 J CXA2089Q AN IC1402 VHiKA7809AP 1 J KA7809API AE IC2101 VHiTC90A53P 1 J TC90A53N AV IC2103 VHiMM1112XF1E J MM1112XFBE AF IC2104 VHiKA78L05B 1 J KA78L05BP AE å IC3101 RH iX3567CEZZ J I C AZ IC3103 VHiM51943BS 1 J M51943BS AP IC3104 VHiBR24C16 1 J I C AL IC3205 VHiS81350HG 1 J S81350HG AF IC3601 VHiTA8211AH 1 J TA8211AH A...

Страница 29: ... L2113 VP XF330K0000 J Peaking 33µH AB L3100 RCiLB0177CEZZ J Oscillation Coil AF L7305 VPACK102J0000 J Peaking 1mH AB T7301 RCiLB0093CEZZ J Oscillation Coil AE CAPACITORS EL Electrolytic C205 VCEA0A1EW476M J 47 25V EL AB C231 VCKYCY1EB103K J 0 01 25V Ceramic AA C232 VCKYCY1EB103K J 0 01 25V Ceramic AA C233 VCEA0A1HW105M J 1 0 50V EL AB C234 VCEA0A0JW108M J 1000 6 3V EL AC C236 VCEA0A1EW476M J 47 2...

Страница 30: ...Ceramic AB C2127 VCEA0A1CW106M J 10 16V EL AB C2128 VCCCCY1HH120J J 12p 50V Ceramic AA C2129 VCCCCY1HH120J J 12p 50V Ceramic AA C2130 VCKYCY1CB104K J 0 1 16V Ceramic AB C2131 VCKYCY1CB104K J 0 1 16V Ceramic AB C2132 VCKYCY1HB102K J 1000p 50V Ceramic AA C2133 VCKYCY1CB104K J 0 1 16V Ceramic AB C2136 VCEA0A1CW107M J 100 16V EL AC C2137 VCCCCY1HH100D J 10p 50V Ceramic AA C2138 VCCCCY1HH100D J 10p 50V...

Страница 31: ...6W M Ox AA R607 VRD RA2BE103J J 10k 1 8W Carbon AA R608 VRD RA2BE101J J 100 1 8W Carbon AB R609 VRS CY1JF101J J 100 1 16W M Ox AA R610 VRS CY1JF272J J 2 7k 1 16W M Ox AA R613 VRS CY1JF272J J 2 7k 1 16W M Ox AA R614 VRD RA2HD121J J 120 1 2W Carbon AA R616 VRD RA2BE152J J 1 5k 1 8W Carbon AA R617 VRS CY1JF272J J 2 7k 1 16W M Ox AA R618 VRS CY1JF222J J 2 2k 1 16W M Ox AA R619 VRD RA2BE222J J 2 2k 1 8...

Страница 32: ...2 2k 1 16W M Ox AA R2130 VRS CY1JF562J J 5 6k 1 16W M Ox AA R2131 VRS CY1JF103J J 10k 1 16W M Ox AA R2132 VRS CY1JF332J J 3 3k 1 16W M Ox AA R2133 VRS CY1JF000J J 0 1 16W M Ox AA R2135 VRS CY1JF471J J 470 1 16W M Ox AA R2136 VRS CY1JF000J J 0 1 16W M Ox AA R2137 VRS CY1JF102J J 1 0k 1 16W M Ox AA R2138 VRS CY1JF681J J 680 1 16W M Ox AA R2139 VRS CY1JF103J J 10k 1 16W M Ox AA R2140 VRS CY1JF332J J ...

Страница 33: ...W M Ox AA R3670 VRS CY1JF101J J 100 1 16W M Ox AA R3671 VRD RA2EE2R2J J 2 2 1 4W Carbon AA R3672 VRD RA2EE2R2J J 2 2 1 4W Carbon AA R3674 VRD RA2BE102J J 1 0k 1 8W Carbon AA R3675 VRS CY1JF102J J 1 0k 1 16W M Ox AA R3677 VRS CY1JF221J J 220 1 16W M Ox AA R3678 VRS CY1JF221J J 220 1 16W M Ox AA R3680 VRD RA2BE101J J 100 1 8W Carbon AB R3681 VRS CY1JF223J J 22k 1 16W M Ox AA R3683 VRS CY1JF103J J 10...

Страница 34: ...HC272J J 2 7k 1 2W M Ox AA R855 VRS SV2HC272J J 2 7k 1 2W M Ox AA R856 VRD RA2HD224J J 220k 1 2W Carbon AA R857 VRD RA2HD224J J 220k 1 2W Carbon AA R858 VRD RA2HD224J J 220k 1 2W Carbon AA R862 VRC MA2HG152K J 1 5k 1 2W Solid AA R863 VRC MA2HG152K J 1 5k 1 2W Solid AA R864 VRC MA2HG152K J 1 5k 1 2W Solid AA R867 VRS SV2HC392J J 3 9k 1 2W M Ox AA R869 VRD RA2BE473J J 47k 1 8W Carbon AA R870 VRD RA2...

Страница 35: ... Coil AH or RCiLF0385CEZZ å L702 RCiLF0313CEZZ J Coil AH or RCiLF0345CEZZ L720 RCiLP0218CEZZ J Coil AD L724 RCiLP0212CEZZ J Coil AD L726 RCiLP0219CEZZ J Coil AD å L761 VP DF220K0000 J Peaking 22µH AB TRANSFORMERS å T602 RTRNF2058CEZZ J H Volt Transformer BE å T620 RTRNZ0731CEZZ J Transformer AG å T680 RTRNZ0209PEZZ R Transformer AL å T701 RTRNW0006SEZZ J Transformer AQ CAPACITORS EL Electrolytic M...

Страница 36: ...LBR27J J 0 27 3W M Film AC R680 VRS SV3LB154J J 150k 3W M Ox AC R681 VRS VV3LB104J J 100k 3W M Ox AB R682 VRC MA2HG333K J 33k 1 2W Solid AA R683 VRD RA2BE332J J 3 3k 1 8W Carbon AA R684 VRD RA2BE681J J 680 1 8W Carbon AA R685 VRS VV3AB181J J 180 1W M Ox AA R686 VRD RA2BE103J J 10k 1 8W Carbon AA R687 VRD RA2BE103J J 10k 1 8W Carbon AA R688 VRD RA2BE473J J 47k 1 8W Carbon AA R689 VRD RA2BE823J J 82...

Страница 37: ... VCQYTA1HM473K J 0 047 50V Mylar AB C3015 VCEACA1HC335K J 3 3 50V EL AC 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 C3029 VCKYCY1HB682K J 6800p 50V Ceramic AA C3030 VCKYCY1HB682K J 6800p 50V Ceramic AA C3031 VCKYCY1CB473K J 0 047 16V Ceramic AA C3032 VCKYCY1CB473K J 0 047 16V Ceramic AA C3034 VCE9GA1HW335M J 3 3 50V EL N P AB C3035...

Страница 38: ...1 VRD RA2BE561J J 560 1 8W Carbon AA R3450 VRD RA2BE123J J 12k 1 8W Carbon AA R3451 VRD RA2BE563J J 56k 1 8W Carbon AA R3452 VRD RA2BE103J J 10k 1 8W Carbon AA R3453 VRD RA2BE273J J 27k 1 8W Carbon AA R3454 VRD RA2BE563J J 56k 1 8W Carbon AA R3458 VRD RA2BE103J J 10k 1 8W Carbon AA R3459 VRD RA2BE274J J 270k 1 8W Carbon AA R3460 VRD RA2BE750J J 75 1 8W Carbon AA R3461 VRD RA2BE750J J 75 1 8W Carbo...

Страница 39: ...J Screw AA LHLDK0022SEZZ J Holder AB LHLDZ0001SEKZ J Holder AC TCAUH0002SEZZ J Caution Card AB TLABM0171SEZZ J Model Label AC TLABR0001SEZZ J Label AB TLABV0003SEZZ J Serial No Label AB TLABZ0111SEZZ J Production Label AC LCHSM0033SEK0 J Chassis Frame AP SP1 VSP0010PB338A J Speaker L AQ SP2 VSP0010PB338A J Speaker R AQ TGAN 0025SEZZ J Guarantee Card AD TiNS 0081SEZZ J Operation Manual AF RRMCG1626...

Страница 40: ...le Front Cabinet 1 2 GDORF0032SESA J Door AF 1 3 GLEGP0001SESA J Foot AE 1 4 HBDGB3141CESA J Badge SHARP AG 1 5 HDECQ0037SESA J Cover R C Receiver AE 1 6 HiNDP0049SESA J Indication Plate AD 1 7 PKAi 0001SE00 J Door Latch AF 1 8 JBTN 0035SESA J Power Button AE 1 9 MSPRC0002SEFW J Spring for Power Button AC 2 CCABB0038SEF0 J Rear Cabinet Ass y BE 2 1 Not Available Rear Cabinet 2 2 HiNDP0050SESA J In...

Страница 41: ... THE SET Packing Case MARK Not replacement items FRONT Buffer Material Polyethylene Mat Polyethylene Bag Operation Manual Infrared R C unit Guarantee Card Batteries REAR Use 22 staples to fix the bottom side of packing case ...

Страница 42: ...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 JAPAN P NSEC TQ1198 S Aug 2001 Printed in Japan MI KG SHARP CORPORATION AV Systems Group Quality Reliability Control Center Yaita Tochigi 329 2193 Japan ...

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