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81GF-66E

567

CENTRAL SPEAKER / SUBWOOFER UNIT SCHEMA

TIC DIAGRAM.

+5V

+16V

-16V

+16V

-16V

+5V

-16V

+16V

SUBWOOFER

MUTE

R1325
150

C1357
560pF

R1316
15K

IC1303

TDA7481

1
2
3
4
5
6
7
8
9
10
11

12
13
14
15

Q1707

2SC2412

C1361
100nF

C1360
100uF

(25V)

C1355
100nF

C1358
470nF

(FZ)

C1356
4.7nF

C1350
100nF

C1349
100uF

(25V)

C1348
100pF

L1306
P0278

68uH

R1324

12K

IC1302

TDA7480

1
2
3
4
5
6
7
8
9
10

20
19
18
17
16
15
14
13
12
11

C1347
100nF

C1303

1000uF

(25V)

C1301

1000uF

(25V)

R1717
47K

L1305
P0285

50uH

R1318
150

C1334
100nF

C1333

100nF

C1343
560pF

C1339
100nF

C1345
100nF

C1338
100pF

C1337

4.7nF

C1344
470uF

(25V)

R1320
10K

C1353

1nF

R1317

10K

R1322

10K

R1301
2K2

SPW
GN0241

SPC
GN0241

+VS

-VS

IC1301

BA4558F

R1329
47K

R1327

47K

R1328

47K

R1330
6K8

R1331
100K

SB
GN0685CE

VS
GN0341CE

C1354
2.2uF

50V

C1365
22uF

C1364

22uF

L1302
K0000

L1301
K0000

L1308
K0000

L1307

K0000

C1367
47nF

C1366
680nF

J1
1uF

R1321
10K

R1332
680

R1333
680

R1334
33K

R1314

R1323

C1342

100nF

C1351

100nF

C1340

330nF

C1346

470nF

C1336

1nF

C1335
47uF

(25V)

C1341
2.2uF

C1353
3,3nF

R1335
47K

Содержание 81GF-66E

Страница 1: ...hed to be used for after sales service only CONTENTS ELECTRICAL SPECIFICATION 2 IMPORTANT SERVICE NOTES 3 SERVICE ADJUSTEMENTS 4 PRINTED WIRING BOARDS 7 SCHEMATIC DIAGRAM 16 PART LIST 29 BLOCK DIAGRAM 28 In the interests of user safety required by safety regulations in some countries the set should restored to its original condition and only parts identical to those specified should be used ...

Страница 2: ... to get total picture tube cathode current of 600 milliamperes under no signal condition Maximum necessary correction of each picture tube cathode current to get 8550 degrees K 1MPCD screen temperature should not exceed 15 of its original value X 0 290 Y 0 300 WARNING Convergence Self Converging System Focus High Bi Potencial Electrostatic Sweep Deflection Magnetic L 32 4MHz L D K B G 40 4MHz I 40...

Страница 3: ...should be observed 1 When repairing the circuit be sure not to increase the high voltage to more than 33 5 KV at beam 1800µΑ for the set 2 To keep the set in a normal operation be sure to make it function on 32KV 1 5KV at beam 1800µΑ in the case of the set The set has been factory adjusted to the above mentioned high voltage If there is a possibility that high voltage fluctuates as a result of the...

Страница 4: ... Remote Control Unit The only buttons required are the following Up Down channel for movement in adjustment options menu Up Down volume are used to carry out an adjustment in said menu ON OFF is used to memorize a new adjustment Adjustment menu is as follows BLUE GAIN RED CUT OFF GREEN CUT OFF BLUE CUT OFF ALTER NVM PAGE ALTER NVM POSITION ALTER NVM VALUE TELETEXT MIX MODE CONTRAST TELETEXT CONTRA...

Страница 5: ...decrease d Adjust the vertical symmetry to obtain symmetry scanning between upper and lower picture fig 8 8 8 8 8 8 VERTICAL ANGLE a Internal pattern signal will be displayed b When volume up button is pressed vertical angle changes to the right c When volume down button is pressed vertical angle changes to the left d Adjust the VERTICAL ANGLE to obtain condition as in fig 9 4 4 4 4 4 PIN AMPLITUD...

Страница 6: ...JUSTMENT PAL BG I SECAM L a Tune the TV into CH69 pattern generator b Press the stand by button on the Remote Control red button The TV will perform automatically the AFT 1 1 Adjust G2 1 2 Tune a white card 1 3 Adjust colour to minimum 1 4 Position colourimeter in the center of screen 1 5 Adjust brightness and contrast to obtain a luminance of 20 NITS 1 6 Operate in Service Mode and select locatio...

Страница 7: ...AFETY OF THE SET BE SURE TO REPLACE THESE PARTS WITH SPECIFIED ONES FOR MAINTAINING THE SAFETY AND PERFORMAN CE OF THE SET SERVICE PRECAUTION THE AREA ENCLOSED BY THIS LINE IS DIRECTLY CONNECTED WITH AC MAINS VOLTAGE WHEN SERVICING THE AREA CONNECT AN ISOLATING TRANSFORMER BETWEEN TV RECEIVER AND AC LINE TO ELIMINATE HAZARD OF ELECTRIC SHOCK CAUTION This circuit diagram is original one therefore t...

Страница 8: ...207 M GN0304 SW1 GN0341 SW2 GN0341 OPC GN0341 R6701 120K 1 2W R6702 120K 1 2W S6702 KZ0079 S6703 KZ0079 S6704 KZ0079 S6705 KZ0079 R6751 3K3 S6701 P0600 F6701 FS C3226 D6751 PX0105 1 2 3 D6752 PX0105 1 2 3 R6738 100 R6739 100 ST GN0341 C6715 1uF 16V LP6701 P0001 RC GN0341 POWER SWITCH SCHEMATIC DIAGRAM 1 I H G F E D C B A 2 3 4 5 6 7 ...

Страница 9: ...C OUT 12 3 5 ABL 13 3 6 LEDST 14 3 7 OPC IN 15 3 8 AV LINK 16 3 9 CAG 17 3 10 M3CLK 18 3 11 M3LDA 19 3 12 I2CEN 20 A19 26 VSS 27 VDD 28 A20 29 A21 30 A22 31 A23 32 RD 33 WR WRL 34 READY 35 ALE 36 EA 37 VDD 38 VSS 39 RPD 40 D0 41 P5 12 100 P5 11 99 P5 10 98 P7 3 PAFT 97 P7 2 SDA1 96 P7 1 SDA2 95 P7 0 SCL1 94 P2 11 93 P2 10 AVLINK 92 P2 9 IR 91 P2 8 90 P6 7 89 P6 6 88 P6 5 87 P6 4 SCL2 86 P6 3 SELV ...

Страница 10: ...0pF C405 100pF C721 470uF 35V C722 100nF C740 22nF R706 20K C723 2200uF 10V 4 5 6 1 2 C613 560nF 400V FZ7564 R613 3K3 3W LU H GN0541 21 CN1 CZ2109BM 21 C611 560nF 400V L604 P0290 1 3 2 12 15 14 C715 330pF C716 3 3nF HB C517 27nF HB C742 68nF HB R743 47K 1 TQ R744 47K 1 TQ L611 22uH CF L612 22uH CF R617 2 2 1 2W XZ0204 L2 M0017CE C433 47uF C743 100nF C610 22nF 630V C601 11nF 1600 V FZ0185BM R647 C5...

Страница 11: ...33 68nF 3 R1032 27K R448 220 C431 330nF R465 10K R445 100K C311 330uF 10V C427 R467 33K TQ D1003 DX0606 BAS85 IC1001 ST10R272L IX1686BM ALE 36 EA 37 VDD 38 VSS 39 RPD 40 D0 41 D1 42 D2 43 D3 44 D4 45 A14 75 A13 74 A12 73 A11 72 A10 71 VSS 70 VDD 69 A9 68 A8 67 A7 66 A6 65 A5 64 A4 63 A3 62 A2 61 A1 60 A0 59 P0H 7 58 HOUT 57 RES2OUT 56 P2 8 90 P6 7 89 P6 6 88 P6 5 87 P6 4 SCL2 86 P6 3 SELV 85 P6 2 ...

Страница 12: ...V5 D407 EX0549 7V5 C501 470uF 25V C523 1nF C521 1nF R504 39K R547 3K9 L501 P0271 R505 2K2 Q502 KSA928A TX0201 3 K R244 33K R210 1K5 D204 BBY40 DX0548 R464 220 C524 100nF R240 220K C225 10nF HB R1051 22K C1030 330pF R245 1K5 Q209 2SC2412 R241 100K R242 10K R243 10K R510 8K2 L203 6 8uH CF R251 68K R252 18K R217 680 C534 1nF FB501 LN0020 R420 1K L204 0 61uH P0229BM C205 470nF C228 8 2pF 500V N1500 R5...

Страница 13: ... TX0142 R854 470 R864 470 R874 470 R5438 27 R5439 27 C892 100pF C893 100pF R5440 27 C891 100pF D869 DX0045 K GN0841CE R1617 2K2 R1624 100 R1622 470 R1621 100 1W R1623 100 1W RT GN0241 B GN0341 Q1603 BC547 Q1604 BC557 R860 220 R873 220 R886 220 L1603 47uH DF R1620 10K R1618 100K R1616 100K R1615 1M D1607 C2V4 EX0400 D868 C5V6 EX0409 VS VS IC1601 IX1596BM 8 7 6 5 4 3 2 1 R1619 47K C1612 220uF 25V R8...

Страница 14: ...W R883 68K 2W R884 68K 2W R850 C881 560pF C883 560pF R851 R852 D5410 R5415 1K R5416 82K R5418 82K R5417 R5419 1K D5403 R5420 3 3 1 4W R887 330 R888 680 1 2W R891 680 1 2W R889 330 R892 330 R894 680 1 2W FB850 FB851 FB852 C5422 47nF R5445 150 R5425 2K7 2W Q851 A1246 C885 560pF Q5405 TX0111 C5420 470nF C861 5pF C865 7pF H GN0541CE SVM GN0341CE MO GN0441 C5408 1nF 500V R863 1K5 R868 1K5 R866 1K5 R544...

Страница 15: ...UPD 10 GNDD 11 GNDCAP 12 SCL 13 SDA 14 RESQ 15 TEST 16 VGAV 17 YCOEQ 18 FFIE 19 FFWE 20 FFRSTW 21 FFRE 22 FFOE 23 CLK20 24 GNDPA 25 VSUPPA 26 LLC2 27 LLC1 28 VSUPLLC 29 GNDLLC 30 Y7 31 Y6 32 Y5 33 Y4 34 GNDY 35 VSUPY 36 Y3 37 Y2 38 Y1 39 Y0 40 C7 41 C6 42 C5 43 C4 44 VSUPC 45 GNDC 46 C3 47 C2 48 C1 49 C0 50 GNDSY 51 VSUPSY 52 INTLC 53 AV0 54 FSY 55 MSY 56 VS 57 FPDAT 58 VSTBY 59 CLK5 60 NC 61 XTAL...

Страница 16: ... R6005 820 R6006 820 R6007 820 R6068 680 R6127 22K R6089 1K2 Q6025 2SC2412 R6124 1K R6125 220 R6041 180 C6064 1nF D6014 5V6 R6128 R6129 Q6003 BC635 D6003 DX0551 R6036 47K R6038 47K C6018 15nF C6016 22uF 16V 025 D6004 C4V7 EX0544 D6001 C4V7 EX0544 023 R6035 1K 027 021 083 X1003 5MHz B0236BM 6029 R6040 1K2 C6072 33pF R6054 2K7 1 092 Q6026 2SC2412 C6067 100nF IC6003 DDP3310 E4 IX1788BM GNDO 27 VSUPO ...

Страница 17: ...6 15 14 13 12 11 C1347 100nF C1303 1000uF 25V C1301 1000uF 25V R1717 47K L1305 P0285 50uH R1318 150 C1334 100nF C1333 100nF C1343 560pF C1339 100nF C1345 100nF C1338 100pF C1337 4 7nF C1344 470uF 25V R1320 10K C1353 1nF R1317 10K R1322 10K R1301 2K2 SPW GN0241 SPC GN0241 VS VS IC1301 BA4558F 8 7 6 5 4 3 2 1 R1329 47K R1327 47K R1328 47K R1330 6K8 R1331 100K SB GN0685CE VS GN0341CE C1354 2 2uF 50V ...

Страница 18: ...W R1601 180 1 2W D1601 EX0431BM D1602 EX0421BM L5 EW GN0241 Q1601 TIP32 DINAMIC FOCUS SCHEMATIC DIAGRAM 1 2 3 1 2 3 1 2 1 2 OUT L OUT R GND OUT R OUT L GND GND CHROMA IN GND LUMA IN L318 3 3uH C428 1nF C429 1nF J401 0015B R316 390 C336 10nF CN4 JAKJ0047CEZZ 1 5 4 3 2 6 7 R449 75 1 4W L317 3 3uH DF HD GN0341 SS GN0341 CC GN0241 FV GN0241 C337 10nF R317 390 1 I H G F E D C B A 2 3 4 5 6 7 ...

Страница 19: ...GB V OUT Q 506 E W EMULATOR Q 601 POWER UNIT Q603 Q605 Q604 Q602 H DRIVE Q 501 E W DRIVE H OUT H OUT HORIZ DEFLECTION 13 V 13 V FOCUS FOCUS FOCUS 2 SCREEN F B T E W OUT H OUT E W OUT E W OUT 81GF 66E BLOCK DIAGRAM Micro Proc COMUNICATION RGB V V V 21 PINS AV 2 S VIDEO 21 PINS RGB AV FRONT 21 PINS AV 1 CRT MODULE CENTRAL SPEAKER MODULE DIGITAL MODULE 7295 IC 6001 VIDEO PROCESSOR IC 6002 IC 6003 VPC...

Страница 20: ...SC2412KQ 1 TRT 2SC2412 ROHM S AA AA Q 0501 VS2SC2412KQ 1 TRT 2SC2412 ROHM S AA AA Q 0502 RH TX0201BMZZ TRT KSA928A SAMGUNG S AA AC Q 0503 RH TX0172BMZZ IRFR010TM SAMSUNG N S AD AE Q 0505 VS2SC2412KQ 1 TRT 2SC2412 ROHM S AA AA Q 0506 RH TX0219BMZZ TRT MOSFET TOSHIBA 2SK2963 SMD S AA AD Q 0507 RH TX0203BMZZ TRT 2SB852 ROHM S AA AB Q 0602 RH TX0192BMZZ TRT KSC2500 SAMSUNG S AB AC Q 0603 VS2SC2412KQ 1...

Страница 21: ...04 RCILP0229BMZZ COIL SMD 610NH LQN1HR61J S AA AD L 0205 RCILP0229BMZZ COIL SMD 610NH LQN1HR61J S AA AD PARTS DESCRIPTION SN CODE EX CODE L 0301 VP DF100K0000 PEAK COIL 10UH 10 S AA AA L 0315 VP CF3R3K0000 PEAK COIL 3 3UH 10 S AB AB L 0316 VP CF3R3K0000 PEAK COIL 3 3UH 10 S AB AB L 0350 VP CF3R3K0000 PEAK COIL 3 3UH 10 S AB AB L 0351 VP CF3R3K0000 PEAK COIL 3 3UH 10 S AB AB L 0352 RCILP0278BMZZ CO...

Страница 22: ...ERAM C 100PF 50V 2125SMD S AA AA C 0418 VCCCTV1HH391J CERAM C 390PF 50V 2125SMD S AA AA C 0419 VCCCTV1HH391J CERAM C 390PF 50V 2125SMD S AA AA PARTS DESCRIPTION SN CODE EX CODE C 0420 VCCCTV1HH101J CERAM C 100PF 50V 2125SMD S AA AA C 0421 VCCCTV1HH101J CERAM C 100PF 50V 2125SMD S AA AA C 0422 VCEAGA1AW476M ELEC C 47UF 20 10V S AA AA C 0427 VRS TV1JD000J 2125 0 OHM 5 1 10W SMD S AA AA C 0430 RC FZ4...

Страница 23: ...VRS TV1JD102J 2125 1KOHM 5 1 10W SMD S AA AA R 0215 VRS TV1JD103J 2125 10KOHM 5 1 10W SMD S AA AA PARTS DESCRIPTION SN CODE EX CODE R 0216 VRS TV1JD151J 2125 150 OHM 5 1 10W SMD S AA AA R 0217 VRS TV1JD681J 2125 680 OHM 5 1 10W SMD S AA AA R 0219 VRS TV1JD473J 2125 47KOHM 5 1 10W SMD S AA AA R 0220 VRS TV1JD473J 2125 47KOHM 5 1 10W SMD S AA AA R 0226 VRS TV1JD000J 2125 0 OHM 5 1 10W SMD S AA AA R ...

Страница 24: ...R 0521 VRS TV1JD103J 2125 10KOHM 5 1 10W SMD S AA AA R 0522 VRS TV1JD331J 2125 330 OHM 5 1 10W SMD S AA AA PARTS DESCRIPTION SN CODE EX CODE R 0524 VRS TV1JD820J 2125 82 OHM 5 1 10W SMD S AA AA R 0526 VRD RA2BE332J RES 3 3KOHM 5 1 8W S AA AA R 0527 VRS TV1JD561J 2125 560 OHM 5 1 10W SMD S AA AA R 0528 VRS TV1JD104J 2125 100KOHM 5 1 10W SMD S AA AA R 0530 RR XZ0200BMZZ FUS RES 1R0 TAP 5 1 2W S AA A...

Страница 25: ...AA AA R 1048 VRS TV1JD821J 2125 820 OHM 5 1 10W SMD S AA AA R 1049 VRS TV1JD103J 2125 10KOHM 5 1 10W SMD S AA AA R 1050 VRD RA2BE221J RES 220 OHM 5 1 8W S AA AA R 1051 VRS TV1JD223J 2125 22KOHM 5 1 10W SMD S AA AA R 1052 VRS TV1JD472J 2125 4 7KOHM 5 1 10W SMD S AA AA R 1053 VRS TV1JD104J 2125 100KOHM 5 1 10W SMD S AA AA R 1054 VRS TV1JD104J 2125 100KOHM 5 1 10W SMD S AA AA R 1055 VRD RA2BE474J RES...

Страница 26: ...BMZZ TRT BC635 S AA AC Q 5415 RH TX0112BMZZ TRT BC636 S AA AB PARTS DESCRIPTION SN CODE EX CODE DIODES D 0851 RH DX0045BMZZ DIODE 1N4148 S AA AA D 0852 RH DX0045BMZZ DIODE 1N4148 S AA AA D 0861 RH DX0501BMZZ DIODE 1N4004 S AA AA D 0862 RH DX0501BMZZ DIODE 1N4004 S AA AA D 0863 RH DX0501BMZZ DIODE 1N4004 S AA AA D 0864 RH DX0045BMZZ DIODE 1N4148 S AA AA D 0865 RH EX0408BMZZ ZENER DIODE BZX79C5V1 S ...

Страница 27: ...220 OHM 5 1 8W S AA AA R 5436 VRD RA2BE101J RES 100 OHM 5 1 8W S AA AA R 5437 RR XZ0200BMZZ FUS RES 1R0 TAP 5 1 2W S AA AB R 5438 VRD RA2BE270J RES 27 OHM 5 1 8W S AA AA R 5439 VRD RA2BE270J RES 27 OHM 5 1 8W S AA AA R 5440 VRD RA2BE270J RES 27 OHM 5 1 8W S AA AA R 5442 VRD RA2BE100J RES 10 OHM 5 1 8W S AA AA R 5443 VRD RA2BE100J RES 10 OHM 5 1 8W S AA AA R 5444 VRD RA2BE100J RES 10 OHM 5 1 8W S A...

Страница 28: ...00NF 50V 2125SMD S AA AA C 6067 VCKYTV1HF104Z CERAM C 100NF 50V 2125SMD S AA AA PARTS DESCRIPTION SN CODE EX CODE C 6068 VCKYTV1HB102K CERAM C 1NF 50V 2125SMD S AA AA C 6069 VCEAGA1CW107M ELEC C 100UF 20 16V S AA AA C 6070 VCCCTV1HH151J CERAM C 150PF 50V 2125SMD S AA AA C 6072 VCCCTV1HH330J CERAM C 33PF 50V 2125SMD S AA AA C 6073 VCCCTV1HH330J CERAM C 33PF 50V 2125SMD S AA AA C 6074 VCKYTV1HF104Z ...

Страница 29: ...25V S AA AA C 1336 VCKYTV1HB102K CERAM C 1NF 50V 2125SMD S AA AA PARTS DESCRIPTION SN CODE EX CODE C 1337 VCKYTV1HB472K CERAM C 4 7NF 50V 2125SMD S AA AA C 1338 VCCCTV1HH101J CERAM C 100PF 50V 2125SMD S AA AA C 1339 VCKYTV1HF104Z CERAM C 100NF 50V 2125SMD S AA AA C 1340 RC FZ4334BMNJ POL FILM C 330nF 50V 5 ECQ V PANASO S AA AB C 1341 VCEAGA1HW225M ELEC C 2 2UF 20 50V S AA AB C 1342 RC FZ4104BMNJ P...

Страница 30: ...A AE HD QPLGN0341CEZZ PLUG S AA AA SS QCNW 2792BMZZ WIRE 3 WAYS SS S AB AE SS QPLGN0341CEZZ PLUG S AA AA J 0401 QJAKZ0015CEZZ JACK S AH AM JF 0001 VRS TV1JD000J 2125 0 OHM 5 1 10W SMD S AA AA JF 0003 VRS TV1JD000J 2125 0 OHM 5 1 10W SMD S AA AA PWB G DINAMIC FOCUS E W UNIT 81GF66E DIODES D 1601 RH EX0431BMZZ ZENER DIODE BZX79C47V S AA AA D 1602 RH EX0407BMZZ ZENER DIODE BZX79C4V7 S AA AA COILS L 0...

Страница 31: ......

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