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Sharp 27SC26BQ, Руководство по обслуживанию

Sharp 27SC26BQ - качественный телевизор с ярким и четким изображением. Для полноценного обслуживания и ремонта рекомендуется загрузить Service Manual с инструкцией по эксплуатации на manualshive.com. Это руководство можно бесплатно скачать на сайте для удобства пользователей.

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PRINTED WIRING BOARD ASSEMBLIES

PWB-A: MAIN Unit (Wiring Components Side)

27SC26BQ

Содержание 27SC26BQ

Страница 1: ...val 2 pcs VOICE COIL IMPEDANCE 16 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 Analog CATV Channels 1 thru 135 Digital Digital Terrestrial Broadcast VHF UHF 2 thru 69 EIA Channel Plan U S A POWER INPUT 120V AC 60 Hz POWER RATING 110W PICTURE SIZE 2 193 5 cm2 339sq inch CONVERGENCE Magnetic SWEE...

Страница 2: ...ge 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 no...

Страница 3: ...rs 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...

Страница 4: ...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 more tin a...

Страница 5: ...nnel 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 DISPLAY To display receiving channel information MUTE Press Mutes sound Press again Restores sound FLASHBACK Returns to previous channel VOLUME UP DOWN VOL k Increases sound VOL l Decreases sound MENU ...

Страница 6: ...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 7: ...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 off by pressing the power button 4 Donau and Main Micon version Check 1 After television power on press test key 0x31 and the following screen will d...

Страница 8: ...D17 V LINEARITY 16 9 ADJ V LINEARITY 1Dh D5 D0 0 63 V LINEARITY DTV D18 E W PARABOLA 16 9 ADJ E W PARABOLA 18h D5 D0 0 63 E W PARABOLA DTV D19 E W TRAPEZIUM 16 9 FIX E W TRAPEZIUM 1Ah D5 D0 0 63 27 D20 E W CORNER 16 9 ADJ E W CORNER 1Ch D5 D0 0 63 E W CORNER DTV D21 V BLK TOP 16 9 FIX Vert Blanking Top 2Ch D3 D2 0 3 2 D22 V BLK BOTTOM 16 9 FIX Vert Blanking Bottom 2Ch D1 D0 0 3 2 D23 AFC1 IF FIX A...

Страница 9: ...FF 0Eh D7 D0 0 255 WHITE DTV V18 B CUT YUV ADJ B CUTOFF 0Fh D7 D0 0 255 WHITE DTV V19 R DRI YUV ADJ R DRIVE 0Bh D6 D0 0 127 WHITE DTV V20 B DRI YUV ADJ B DRIVE 0Ch D6 D0 0 127 WHITE DTV V21 SUB CON DTV ADJ CONTRAST 05h D6 D0 0 127 PIC DTV V22 SUB BB TINT DTV ADJ BASEBAND TINT 17h D6 D0 0 127 TINT DTV V23 SUB COL DTV ADJ COLOR 08h D6 D0 0 127 COLOR DTV V24 SUB BRI DTV ADJ BRIGHT 0Ah D7 D0 0 255 PIC...

Страница 10: ...IX TAKE OFF 02h D0 0 1 0 V48 C ANGLE FIX C ANGLE 95 15h D1 0 1 0 V49 R R2 FIX R DRI OFFSET 0Bh D6 D0 32 32 13 V50 R R FIX R DRI OFFSET 0Bh D6 D0 32 32 2 V51 R B FIX R DRI OFFSET 0Bh D6 D0 32 32 6 V52 B R2 FIX B DRI OFFSET 0Ch D6 D0 32 32 23 V53 B R FIX B DRI OFFSET 0Ch D6 D0 32 32 8 V54 B B FIX B DRI OFFSET 0Ch D6 D0 32 32 5 V55 BRIGHT OFF SAV FIX BRIGHT OFFSET 0Ah D7 D0 63 63 7 V56 CON OFF SAV FI...

Страница 11: ...AV FIX TAKE OFF 02h D0 0 1 0 V82 RF AGC ADJ RF Delay 00h D6 D0 0 127 AGC DTV V83 VIF AGC FIX VIF AGC Clip 27h D1 0 1 0 V84 VIF G FIX VIF GAIN 06h D7 D5 0 7 7 V85 V AGC FIX V AGC 1Dh D6 0 1 0 V86 VIF VCO ADJ VIF VCO 01h D5 D0 0 63 VIF VCO DTV V87 H VCO ADJ H VCO 10h D2 D0 0 7 H VCO DTV V88 BS FIX BS OFF 02h D1 0 1 0 V89 BS GAIN FIX BLACK STRETCH GAIN 15h D2 0 1 0 V90 BS D FIX BS DISCHARGE 14h D7 D6...

Страница 12: ... OFF ADJ TINT YUV FIX BB Tint Control 17h D6 D0 32 32 0 V112 OFF ADJ TINT DTV FIX BB Tint Control 17h D6 D0 32 32 0 V113 CC POS ADJ m con 0 255 CC DTV V114 CC LEVEL FIX m con 0 31 0 V115 OSD POS FIX m con 0 31 0 V116 DIGITAL POW OFF TIM FIX m con 0 255 50 V117 BSW CONTROL FIX m con 0 100 85 V118 SVM SAV FIX DELAY Y ADJ 22h D5 D4 0 3 0 V119 SVM COMP FIX DELAY Y ADJ 22h D5 D4 0 3 0 V120 SVM DTV FIX ...

Страница 13: ...code under adjustment V03 before changing You may skip this step if you selected a B W picture or monoscope pattern 3 Select the service adjustment V95 and adjust the data value to 02 this turn off the luminance signal Y mute 4 Adjust the master screen control until the raster darkness to the point where raster is barely seen 5 Adjust the service adjustments V06 red V07 green and V08 blue to obtai...

Страница 14: ...x displayed in the center B AMP Base waveform in step TP47B LEVEL DISPLAY OF TEXT BOX TEXT BOX A B A B 2 SPEC INSPECTION A B 2 5mm A B White Balance Adjustment 1 Receive a good local channel 2 Enter the service 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 ...

Страница 15: ...5 bus data to get the proper H size SCREEN FORMAT 16 9 4 Input data of D15 is additional 1 step from data D05 EW Parabola 1 Receive a good local channel SCREEN FORMAT 4 3 2 Enter the service mode and select the service adjustment D08 for EW parabola 3 Adjust the D08 bus data to get the proper vertical straight line for both left and right side SCREEN FORMAT 16 9 4 Input data of D18 to minus 10 ste...

Страница 16: ...16 CHASSIS LAYOUT 27SC26BQ ...

Страница 17: ...17 BLOCK DIAGRAM 27SC26BQ ...

Страница 18: ...2 0 0 0 V CH3 0 V CH4 0 0 V Re c o r d Le n g t h Ma i n 4 0 K Zo o m 4 0 K Tr i g g e r Mo d e AUTO Ty p e EDGE CH2 De l a y 0 0 n s Ho l d o f f MI NI MUM Tr a c e 2 P P 6 5 6 0 V S t o p p e d 2 0 0 7 0 2 0 5 1 6 1 2 2 6 2 0 u s d i v 2 0 u s d i v NORM 2 0 0 MS s CH2 2 V DC 1 0 1 F i l t e r S mo o t h i n g ON BW F ULL Of f s e t CH1 0 0 0 V CH2 0 0 0 V CH3 0 V CH4 0 0 V Re c o r d Le n g t h...

Страница 19: ...19 8 7 10 9 6 5 4 3 2 1 A B C D E F G H SCHEMATIC DIAGRAM CRT Unit 27SC26BQ ...

Страница 20: ...20 8 7 10 9 6 5 4 3 2 1 A B C D E F G H SCHEMATIC DIAGRAM MAIN 1 Unit 27SC26BQ DUNTKD872WEA1 ...

Страница 21: ...21 17 16 19 18 15 14 13 12 11 10 27SC26BQ ...

Страница 22: ...22 8 7 10 9 6 5 4 3 2 1 A B C D E F G H SCHEMATIC DIAGRAM MAIN 2 Unit 27SC26BQ ...

Страница 23: ...23 17 16 19 18 15 14 13 12 11 10 27SC26BQ ...

Страница 24: ...24 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 27SC26BQ ...

Страница 25: ...25 17 16 19 18 15 14 13 12 11 10 27SC26BQ ...

Страница 26: ...26 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 27SC26BQ ...

Страница 27: ...27 17 16 19 18 15 14 13 12 11 10 27SC26BQ ...

Страница 28: ...28 8 7 10 9 6 5 4 3 2 1 A B C D E F G H PWB A MAIN Unit Components side 27SC26BQ ...

Страница 29: ...29 17 16 19 18 15 14 13 12 11 10 27SC26BQ ...

Страница 30: ...30 8 7 10 9 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 PWB D 2 LINE Y C Unit Chip Parts Side 27SC26BQ ...

Страница 31: ...C801 RH IXB945WJQZQ X R2J10165GF A22FP AU IC900 VHICXA2089Q 2Y X CXA2089Q 6T AM IC901 VHIBH3544F 1Y X BH3544F E2 AE IC1101 VHIPQ033DNA 1Y X PQ033DNA1ZPH AE IC1102 VHIBA50B0WP 1Y X BA50BC0WFP E2 AF IC1103 VHITL52055D 1Y X TL52055DR AE IC2101 VHIBR24L16F 1Y X BR24L16F AE IC2102 VHIBD4845G 1Y X BD4845G TR AC IC3001 VHICXA2194Q 1Y X CXA2194Q AS IC3002 VHIHA17358B 1Y X HA17358B AC Q201 VS2SC2735 1EY X ...

Страница 32: ...4 VCEA0A1HW105M X 1 50V EL AA C306 VCEA0A1CW106M X 10 16V EL AA C307 VCEA0A1EW108M X 1000 25V EL AC C308 VCKYPA1HF103Z X 0 01 50V Ceramic AA C309 VCQYTA1HM104J X 0 1 50V Mylar AB C310 VCQYTA1HM104J X 0 1 50V Mylar AB C311 VCQYTA1HM104J X 0 1 50V Mylar AB C312 VCQYTA1HM104J X 0 1 50V Mylar AB C313 VCQYTA1HM104J X 0 1 50V Mylar AB C314 VCEA0A1CW107M X 100 16V EL AA C403 VCEA0A1EW476M X 47 25V EL AA ...

Страница 33: ... AA Ref No Part No Description Code C840 VCKYCY1HB104KY X 0 1 50V Ceramic AA C841 VCKYCY1HB103KY X 0 01 50V Ceramic AA C842 VCKYCY1HF224ZY X 0 22 50V Ceramic AA C843 VCKYCY1HB104KY X 0 1 50V Ceramic AA C844 VCKYCY1HB102KY X 1000p 50V Ceramic AA C845 VCKYCY1HB221KY X 220p 50V Ceramic AA C846 VCKYCY1CF105ZY X 1 16V Ceramic AA C847 VCKYPA1HB471K X 470p 50V Ceramic AA C848 VCKYCY1HB104KY X 0 1 50V Cer...

Страница 34: ...Y X 00 1 16W M Ox AA RJ46 VRS CY1JF000JY X 00 1 16W M Ox AA RJ47 VRS CY1JF000JY X 00 1 16W M Ox AA RJ48 VRS CY1JF000JY X 00 1 16W M Ox AA RJ49 VRS CY1JF000JY X 00 1 16W M Ox AA RJ50 VRS CY1JF000JY X 00 1 16W M Ox AA RJ53 VRS CY1JF000JY X 00 1 16W M Ox AA RJ55 VRS CY1JF000JY X 00 1 16W M Ox AA RJ58 VRS CY1JF000JY X 00 1 16W M Ox AA RJ61 VRS CY1JF000JY X 00 1 16W M Ox AA RJ62 VRS CY1JF000JY X 00 1 1...

Страница 35: ...rt No Description Code R725 VRD RM2HD392JY X 3 9k 1 2W Carbon AA R726 VRS CY1JF182JY X 1 8k 1 16W M Ox AA R743 VRD RA2BE470JY X 47 1 8W Carbon AA R751 VRD RA2BE473JY X 47k 1 8W Carbon AA R752 VRD RA2BE392JY X 3 9k 1 8W Carbon AA R753 VRS CY1JF222JY X 2 2k 1 16W M Ox AA R756 VRD RA2BE152JY X 1 5k 1 8W Carbon AA U R757 VRN RL3DB4R7J X 4 7 2W M Film AB R758 VRS RG3DB121J X 120 2W M Ox AB R759 VRS CY1...

Страница 36: ...E101JY X 100 1 8W Carbon AA R1115 VRD RA2BE101JY X 100 1 8W Carbon AA R1116 VRD RA2BE101JY X 100 1 8W Carbon AA R1118 VRD RA2BE470JY X 47 1 8W Carbon AA R1119 VRD RA2BE101JY X 100 1 8W Carbon AA R1120 VRS CY1JF470JY X 47 1 16W M Ox AA R1121 VRS CY1JF101JY X 100 1 16W M Ox AA R1122 VRD RA2BE101JY X 100 1 8W Carbon AA R1123 VRS CY1JF101JY X 100 1 16W M Ox AA R1124 VRD RA2BE101JY X 100 1 8W Carbon AA...

Страница 37: ...X Relay AE TP701 QLUGP0102PEZZ X Test point AA U SG701 QSPGC0001GEZZY X Spark Gap AE CAPACITORS EL Electrolytic M Poly Metalized Polypro Film RESISTORS M Ox Metal Oxide M Film Metal Film PWB B DUNTKB568WEA0 CRT UNIT Ref No Part No Description Code Q850 VS2SC3789 2E X 2SC3789 AD Q851 VS2SC3789 2E X 2SC3789 AD Q852 VS2SC3789 2E X 2SC3789 AD Q853 VS2SC3198 G 1 X 2SC3198 G AA Q854 VS2SC3198 G 1 X 2SC3...

Страница 38: ...CCY1HH181JY X 180p 50V Ceramic AA 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 AA C1410 VCKYCY1HB103KY X 0 01 50V Ceramic AA C1411 VCKYCY1HB103KY X 0 01 50V Ceramic AA C1412 VCKYCY1HB103KY X 0 01 50V Ceramic AA C1413 VCKYCY1HB103KY X 0 01 50...

Страница 39: ... Card AC SUPPLIED ACCESSORIES PACKING PARTS NOT REPLACEMENT ITEM CABINET PARTS LOCATION Ref No Part No Description Code SPAKCD492WJZZ X Packing Case AW SPAKP0109GJZZ X Wrapping Sheet AF SPAKX0125GJZZ X Packing Foam AS SSAKA0101GJZZ X Plastic Bag AC 1 CCABAB575WEH2 X Front Cabinet Assembly BL 1 1 Not Available Front Cabinet 1 2 HBDGB1009MESB X BADGE SHARP PLASTIC AD 1 3 GCOVA0112GJKA X RC LED Cover...

Страница 40: ...40 PACKING OF THE SET FRONT REAR Use tape to fix the top side of packing case Use 12 staples to fix the bottom side of packing case 27SC26BQ ...

Страница 41: ...41 M E M O 27SC26BQ ...

Страница 42: ...al photocopying recording or otherwise without prior written permission of the publisher ALL RIGHTS RESERVED Design and Production Information Design base SEM Production SEMEX Modify 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 QRC0033 U June 2007 J B 27SC26BQ ...

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