Sharp 27F543 XFlat Service Manual Download

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27F543

SHARP CORPORATION

This document has been published to be used for after
sales service only.
The contents are subject to change without notice.

In the interests of user-safety (Required by safety regulations in some countries ) the set should be restored to its
original condition and only parts identical to those specified should be used.

COLOR TELEVISION

Chassis No. GB-3U

Page

ELECTRICAL SPECIFICATIONS ......................................................................................................... 1

IMPORTANT SERVICE SAFETY PRECAUTION ................................................................................. 2

LOCATION OF USER'S CONTROL ..................................................................................................... 4

INSTALLATION AND SERVICE INSTRUCTIONS ................................................................................ 5

SERVICE ADJUSTMENT ..................................................................................................................... 9

CHASSIS LAYOUT ............................................................................................................................. 12

BLOCK DIAGRAM .............................................................................................................................. 13

DESCRIPTION OF SCHEMATIC DIAGRAMS & WAVEFORMS ........................................................ 14

SCHEMATIC DIAGRAMS ................................................................................................................... 15

PRINTED WIRING BOARD ASSEMBLIES ........................................................................................ 23

REPLACEMENT PARTS LIST ............................................................................................................ 27

PACKING OF THE SET ...................................................................................................................... 35

CONTENTS

SPEAKER

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

(EIA, Channel Plan U.S.A.)

POWER INPUT ..................................................... 120V AC, 60 Hz

POWER RATING .................................................................. 135W

PICTURE SIZE ....................................... 2,193.5 cm

(339sq 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 .............. 5.0W + 5.0W (at 10% distortion and

Dual CH Operate)

Specifications are subject to change without
prior notice.

ELECTRICAL SPECIFICATIONS

MODELS

SERVICE MANUAL

27F

543

Summary of Contents for 27F543 XFlat

Page 1: ...DIAGRAMS 15 PRINTED WIRING BOARD ASSEMBLIES 23 REPLACEMENT PARTS LIST 27 PACKING OF THE SET 35 CONTENTS SPEAKER 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 EIA Channel Plan U S A POWER INPUT 120V AC 60 Hz POWER RATING 135W PICTURE SIZE 2 193 5 c...

Page 2: ...e 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 receiver Do not...

Page 3: ...s 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 cabinet ...

Page 4: ...OLUME UP DOWN Increases sound Decreases sound Changes or selects the TV adjustments on On Screen Display MENU Press Accesses MAIN MENU Press again Exits MAIN MENU DVD VCR CONTROL CATV DVD TV VCR MODE SELECT SWITCH InTV VCR position signals sent will be for TV and VCR control In CATV DVD position signals sent will be for cable TV converter and DVD control Infrared Transmitter Window DISPLAY Press D...

Page 5: ...zontal 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 tube 2 Opera...

Page 6: ...ideo 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 V01 to P08 Select the item you wish to adjust 3 Data number selection Press the Vol up or Vol down button to adjust the data ...

Page 7: ...PONENT 64 255 00h FFh 64 40h Component Input V47 G CUT OFF COMPONENT 64 255 00h FFh 64 40h Component Input V48 B CUT OFF COMPONENT 64 255 00h 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 2F V52 TINT S 0 127 00h 7Fh 62 3Eh Component Input 3E V...

Page 8: ...UNER data 0 3 00h 03h 0 00h 00 EX6 Think chip Slice LEVEL 0 255 00h FFh 54 36h 12 EX7 RLY DELAY TIME 0 255 00h FFh 0 00h For the power control 00 EX8 ADG ON TIME 0 255 00h FFh 10 0Ah For the power control 0A B SPECIAL SETTING SERVICE NUMBER DATA ADJUSTMENT ITEM INITIAL VALUE NOTES FIXED VALUE HEX RANGE C OPTION SETTING OP1 OPTION1 0 255 00h FFh 245 F5h B5 OP2 OPTION2 0 255 00h FFh 188 BCh 3C OP3 O...

Page 9: ...vice mode and select 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 V...

Page 10: ...he proper vertical linearity DISPLAY OF TEXT BOX TEXT BOX A B A B 2 SPEC INSPECTION A B 2 5mm B AMP Base waveform in step TP47B LEVEL 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 Ho...

Page 11: ...paration 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 maximum vo...

Page 12: ...6 5 4 3 2 1 A B C D E F G H CHASSIS LAYOUT 27F541 12 ...

Page 13: ...6 5 4 3 2 1 A B C D E F G H 27F543 BLOCK DIAGRAM 13 ...

Page 14: ...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 X RAY RELA...

Page 15: ...6 5 4 3 2 1 A B C D E F G H SCHEMATIC DIAGRAM CRT Unit 27F543 15 ...

Page 16: ...8 7 10 9 6 5 4 3 2 1 A B C D E F G H SCHEMATIC DIAGRAM MAIN 1 Unit 27F543 16 ...

Page 17: ...17 16 19 18 15 14 13 12 11 10 27F543 17 ...

Page 18: ...8 8 7 10 7 10 9 9 6 6 5 5 4 4 3 3 2 2 1 1 A A B B C C D D E E F F G G H H SCHEMATIC DIAGRAM MAIN 1 Unit SCHEMATIC DIAGRAM MAIN 1 Unit 27F543 18 ...

Page 19: ...17 16 19 18 15 14 13 12 11 10 27F543 19 ...

Page 20: ...8 7 10 9 6 5 4 3 2 1 A B C D E F G H 27F543 20 ...

Page 21: ...17 16 19 18 15 14 13 12 11 10 27F543 21 ...

Page 22: ...6 5 4 3 2 1 A B C D E F G H PWB A MAIN Unit Components Side 27F543 22 ...

Page 23: ...6 5 4 3 2 1 A B C D E F G H PWB A MAIN Unit Chip Parts Side 27F543 23 ...

Page 24: ...6 5 4 3 2 1 A B C D E F G H PWB D 2 LINE Y C Unit Wiring Side PWB B CRT Unit Wiring Side PRINTED WIRING BOARD ASSEMBLIES PWB D 2 LINE Y C Unit Chip Parts Side 27F543 24 ...

Page 25: ...S2SB709AR 1Y X 2SB709AR AB Q403 VS2SD601AR 1Y X 2SD601AR AB Q404 VS2SD601AR 1Y X 2SD601AR AB Q451 VS2SA1266 Y 1 X 2SA1266 Y AB Q460 VSRT1N441C 1Y X RT1N441C AB Q471 VS2SD601AR 1Y X 2SD601AR AB Q472 VS2SD601AR 1Y X 2SD601AR AB Q473 VS2SD601AR 1Y X 2SD601AR AB Q601 VS2SC2482 1 X 2SC2482 AB Q602 VS2SD2581 2E X SD2581 AG Q672 VS2SA1266 Y 1 X 2SA1266 Y AB Q673 VS2SD1830 1E X 2SD1830 AD U Q701 VSSPA07N6...

Page 26: ...L204 VP XF100K0000Y X Peaking 10mH AB L231 VP XF680K0000Y X Peaking 68mH AB L301 VP XF8R2K0000Y X Peaking 8 2mH AB L401 VP XF100K0000Y X Peaking 10mH AB L671 RCILZ1005CEZZ X LZ1005CE AD L672 RCILZA021WJZZ X Coil AD U L701 RCILF0345CEZZ X Coil AC U L702 RCILF0345CEZZ X Coil AC L705 RCILP0179CEZZ X Coil AB L728 RCILP0179CEZZ X Coil AB L729 RCILP0179CEZZ X Coil AB L801 VP XF100K0000Y X Peaking 10mH A...

Page 27: ...Metalized Polypro Film Ref No Part No Description Code U C723 RC EZ0724CEZZ X 100 160V EL AC C725 RC EZA064WJZZ X 220 160V EL AD C726 RC KZ0226CEZZ X 560p 2kV Ceramic AB C727 RC KZ0226CEZZ X 560p 2kV Ceramic AB C729 VCEA0A1HW106M X 10 50V EL AB C730 VCEA4A1VN108M X 1000 35V EL AC C731 RC EZ0385CEZZ X 1000 16V EL AB C732 VCKYPA2HB102K X 1000p 500V Ceramic AB C733 VCKYPA2HB102K X 1000p 500V Ceramic ...

Page 28: ...1 VRS CY1JF000JY X 00 1 16W M Ox AA RJ12 VRS CY1JF000JY X 00 1 16W M Ox AA RJ13 VRS CY1JF000JY X 00 1 16W M Ox AA RJ14 VRS CY1JF000JY X 00 1 16W M Ox AA RJ15 VRS CY1JF000JY X 00 1 16W M Ox AA RJ16 VRS CY1JF000JY X 00 1 16W M Ox AA RJ19 VRS CY1JF000JY X 00 1 16W M Ox AA RJ20 VRS CY1JF000JY X 00 1 16W M Ox AA RJ21 VRS CY1JF000JY X 00 1 16W M Ox AA RJ22 VRS CY1JF000JY X 00 1 16W M Ox AA RJ23 VRS CY1J...

Page 29: ...ion Code R614 VRS CY1JF562JY X 5 6k 1 16W M Ox AA U R615 VRS KA3NG3R3K X 3 3 7 0W M Ox AB R618 VRS CY1JF101JY X 100 1 16W M Ox AA U R621 VRN RL3DB1R5J X 1 5 2W M Film AB U R623 VRN RL3AB4R7J X 4 7 1W M Film AB U R624 VRS RG3DB332J X 3 3k 2W M Ox AB R625 VRD RA2BE102JY X 1k 1 8W Carbon AA U R627 VRN RL3ABR47J X 0 47 1W M Film AB U R628 VRN RL3ABR47J X 0 47 1W M Film AB p U R651 VRS RG2HC270J X 27 1...

Page 30: ...BE101JY X 100 1 8W Carbon AA R964 VRS CY1JF101JY X 100 1 16W M Ox AA R967 VRS CY1JF682JY X 6 8k 1 16W M Ox AA R968 VRS CY1JF102JY X 1k 1 16W M Ox AA R969 VRS CY1JF472FY X 4 7k 1 16W M Ox AA R970 VRD RA2BE6R8JY X 6 8 1 8W Carbon AA R971 VRS CY1JF101JY X 100 1 16W M Ox AA R972 VRS CY1JF101JY X 100 1 16W M Ox AA R973 VRS CY1JF000JY X 00 1 16W M Ox AA R974 VRS CY1JF103JY X 10k 1 16W M Ox AA R975 VRS C...

Page 31: ...22CEZZ X R C RECEIVER AD U RY701 RRLYJ0081CEZZ X Relay AD RY702 RRLYJ0088CEZZ X Relay AC PWB A DUNTKC290WEA4 MAIN UNIT RESISTORS M Ox Metal Oxide M Film Metal Film Ref No Part No Description Code U IC850 VHITDA6103Q 1 X TDA6103Q N3 AG Q850 VS2SA1266 Y 1 X 2SA1266 Y AB Q851 VS2SC3198 G 1 X 2SC3198 G AB Q1504 VS2SC3198 G 1 X 2SC3198 G AB Q1505 VS2SA1266 Y 1 X 2SA1266 Y AB Q1506 VS2SA1964E 1 X 2SA196...

Page 32: ...10V EL AB C1403 VCCCCY1HH330JY X 33p 50V Ceramic AA C1404 VCCCCY1HH181JY X 180p 50V Ceramic AB C1405 VCKYCY1HB103KY X 0 01 50V Ceramic AA C1406 VCKYCY1HB103KY X 0 01 50V Ceramic AA C1407 VCKYCY1HB103KY X 0 01 50V Ceramic AA C1408 VCKYCY1HB103KY X 0 01 50V Ceramic AA C1409 VCEA0A1CW476M X 47 16V EL AB C1410 VCKYCY1HB103KY X 0 01 50V Ceramic AA Ref No Part No Description Code C1411 VCKYCY1HB103KY X ...

Page 33: ...AA585WEH3 X Front Cabinet Ass y 1 1 Not Available X Front Cabinet 1 2 HBDGB3141CESA SHARP Badge AD 1 3 GCOVAA282WJKA X LED RC Cover AC 1 4 GCOVHA017WJKZ X Cover AC 1 5 GDORFA027WJKD X Door 1 6 HINDPA278WJSA X Indication Plate AC 1 7 MSPRPA012WJFW X Spring Door AB 1 8 JBTN A106WJKD X Button 2 GCABBA153WJKA X Rear Cabinet AZ Ref No Part No Description Code 1 1 2 1 8 1 7 1 2 1 4 1 5 1 6 1 3 1 SUPPLIE...

Page 34: ...Not replacement items FRONT Buffer Material Polyethylene Sheet Polyethylene Bag Operation Manual Infrared R C Unit Batteries REAR Use tape to fix the top side of packing case Use 12 staples to fix the bottom side of packing case 27F543 34 ...

Page 35: ...ans electronic mechanical photocopying recording or otherwise without prior written permission of the publisher QRC0019 U March 2004 Modify SEMEX J B Design and Production Information Design SEM Production SEMEX SHARP ELECTRONICA MEXICO S A DE C V Quality Reliability Control Center Blvd SHARP No 3510 Parque Industrial Rosarito Playas de Rosarito México B C 22710 27F543 ...

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