Sharp 27SC26BQ Service Manual Download Page 38

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PWB-D: DUNTKB572WEA1

2-LINE Y/C UNIT

CAPACITORS

[EL.··· Electrolytic, M-Poly.··· Metalized Polypro Film]

PWB-B: DUNTKB568WEA0

CRT UNIT

RESISTORS

[M-Ox.··· Metal Oxide, M-Film ··· Metal Film]

RESISTORS

[M-Ox.··· Metal Oxide, M-Film ··· Metal Film]

Ref. No. Part No.

Description Code

R880

VRC-MA2HG332KY

X 3.3k

1/2W

Carbon AB

R881

VRC-MA2HG332KY

X 3.3k

1/2W

Carbon AB

R882

VRC-MA2HG332KY

X 3.3k

1/2W

Carbon AB

R883

VRD-RA2BE221JY

X 220

1/8W

Carbon AA

R884

VRD-RA2BE221JY

X 220

1/8W

Carbon AA

R885

VRD-RA2BE221JY

X 220

1/8W

Carbon AA

R886

VRD-RA2BE471JY

X 470

1/8W

Carbon AA

R887

VRD-RA2BE471JY

X 470

1/8W

Carbon AA

R888

VRD-RA2BE471JY

X 470

1/8W

Carbon AA

R890

VRD-RA2BE562JY

X 5.6k

1/8W

Carbon AA

R891

VRD-RA2BE102GY

X 1.0k

1/8W

Carbon AA

R892

VRD-RA2BE331GY

X 330

1/8W

Carbon AA

R894

VRD-RA2BE152JY

X 1.5k

1/8W

Carbon AA

R895

VRD-RA2EE561JY

X 560

25W

Carbon AA

R899

VRD-RA2BE222JY

X 2.2k

1/8W

Carbon AA

P860

QPLGN0441CEZZ

X Plug 4Pin(RAV)

P880

QPLGN0641CEZZ

X Plug (6 Pins)

SC850

QSOCV0937CEZZ

X CRT Socket

IC1401 VHITC90A45F-1Y

X TC90A45AF

Q1401

VS2SD601AR/-1Y

X 2SD601AR

Q1402

VS2SD601AR/-1Y

X 2SD601AR

Q1404

VS2SB709AR/-1Y

X 2SB709AR

L1401

VP-XF100K0000Y

X Peaking,10mH

L1402

VP-XF100K0000Y

X Peaking,10mH

L1403

VP-XF100K0000Y

X Peaking,10mH

L1404

VP-XF220K0000Y

X Peaking,22mH

L1405

VP-XF220K0000Y

X Peaking,22mH

L1408

VP-XF100K0000Y

X Peaking,10mH

C1401

VCKYCY1HB103KY

X 0.01

50V

Ceramic AA

C1402

VCEA0A

X 220

10V

EL.

C1404

VCCCCY1HH181JY

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

VCEA0A

X 47

16V

EL.

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

50V

Ceramic AA

C1414

VCE9GA

X 1

50V

EL.

C1415

VCCCCY1HH120JY

X 12p

50V

Ceramic AA

C1416

VCCCCY1HH3R0CY X 3p

50V

Ceramic AA

C1417

VCCCCY1HH270JY

X 27p

50V

Ceramic AA

C1418

VCCCCY1HH120JY

X 12p

50V

Ceramic AA

C1419

VCCCCY1HH3R0CY X 3p

50V

Ceramic AA

C1420

VCCCCY1HH270JY

X 27p

50V

Ceramic AA

C1423

VCFYFA

X 0.47

50V

Mylar

C1424

VCEA0A

X 100

16V

EL.

C1429

VCEA0A

X 100

16V

EL.

C1430

VCKYCY1CB104KY

X 0.1

16V

Ceramic AA

MISCELLANEOUS PARTS

INTEGRATED CIRCUIT

TRANSISTORS

COILS

Ref. No. Part No.

Description Code

C1431

VCKYCY1HB103KY

X 0.01

50V

Ceramic AA

C1432

VCKYCY1HB103KY

X 0.01

50V

Ceramic AA

R1401

VRS-CY1JF821JY

X 820

1/16W

M-Ox.

R1402

VRS-CY1JF000JY

X 00

1/16W

M-Ox.

R1403

VRS-CY1JF361JY

X 360

1/16W

M-Ox.

R1415

VRS-CY1JF391JY

X 390

1/16W

M-Ox.

R1416

VRS-CY1JF102JY

X 1k

1/16W

M-Ox.

R1417

VRS-CY1JF152JY

X 1.5k

1/16W

M-Ox.

R1421

VRS-CY1JF152FY

X 1.5k

1/16W

M-Ox.

R1423

VRS-CY1JF102FY

X 1k

1/16W

M-Ox.

R1427

VRS-CY1JF000JY

X 00

1/16W

M-Ox.

R1428

VRD-RA2BE332JY

X 3.3k

1/8W

Carbon AA

R1429

VRS-CY1JF000JY

X 00

1/16W

M-Ox.

R1430

VRS-CY1JF151JY

X 150

1/16W

M-Ox.

P1401

QPLGZ0810CEZZ

X plug 32"

CAPACITORS

[EL.··· Electrolytic, M-Poly.··· Metalized Polypro Film]

MISCELLANEOUS PARTS

27SC26BQ

Summary of Contents for 27SC26BQ

Page 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...

Page 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...

Page 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...

Page 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...

Page 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 ...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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 ...

Page 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...

Page 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 ...

Page 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...

Page 16: ...16 CHASSIS LAYOUT 27SC26BQ ...

Page 17: ...17 BLOCK DIAGRAM 27SC26BQ ...

Page 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...

Page 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 ...

Page 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 ...

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

Page 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 ...

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

Page 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 ...

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

Page 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 ...

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

Page 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 ...

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

Page 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 ...

Page 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 ...

Page 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 ...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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 ...

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

Page 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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