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Block Diagram, Testpoints, I2C and Supply Voltage Overview L01.2E 6. 19
I2C and Supply Voltage Diagram
A1 POWER SUPPLY A2 LINE DEFLECTION B CRT
6560
5445 VIDEO
EHT EHT ANODE CRT OUTPUTS
P6 FOCUS FOCUS 3336 C-7332
5560 6561 5563 5561 95V MAIN SUPPLY 3487 5451 2 LOT VG2 FOCUS CRT
5500 : VG2 VG2 CRT
0211 0231 5502
1500 6500 2561 MAIN SUPPLY 3326 C-7322
AC 6501 2450
P1 5520 A VIDEO 0220 0244
1 3416 SUPPLY
T4E
6502
13
A8 AUDIO AMPL.
7901 M_AUX
7
6409
3 3 160V 3316 C-7312
150 - 250V 2503 6564 VLOT AUX +13V FILAMENT 2 2 5341
6503 2 12 1 AUDIO 9
SINGLE RANGE OR OUTPUT TO CRT
MAINS
3527 P5 12V STEREO to 2419 1 FILAMENT
90 - 276V SWITCH 7520 7521 3 6562 3564 6467 1 3349
FULL RANGE 10 5562 M_AUX 6406 3412
TEA1507 8 STP7NB60FP 6413 3411 3413
D 3537 MAIN AUX MAIN AUX 7902
DRAIN 3523
6 G 2564 AUDIO
DRIVE R 9 AUDIO SUPPLY GND 1
S OR OUTPUT
3525 P2 7561, 7562
5 5 MONO 3350
SENSE 7564
3
CTRL POWER AUDIO SUPPLY 6 6405 -13V
3526 POWER DOWN
DEMAG
4
3522
6 DOWN GND A4 TUNER IF 1000
CIRCUIT V DEFL. V DEF 6423 3428 3427 VT_SUPPLY
3531 6520 VT_SUPPLY 33V 9 TUNER
1
VCC
2521 N.C.
7
A7 CONTROL 6001
BZX79
CONTROL +3.3V 3404 -/C33
7560 P4 7200-B 3421 VLOT AUX +5V
3549
IC +3.3V +3.3V 5602 66 VLOT AUX +5V 5001 6
2567 5603 61 H-DRIVE 7407 7
uC LINE TO
3557 5604 OUTPUT C-6408 +8V (TO 3008)
59
A +3.9V B-7409
3558 +3.9V
3422
6419
(TO 3606 7602
7540, 6540 3543 3606,3633) 3611
8 EEPROM +8V
A3 FRAME DEFLECTION
REFERENCE 8 6410 7408 7471
(NVM)
CIRCUIT -13V 4 FRAME
3544 OUTPUT
VLOT AUX +13V
3519 A6 SYNCHRONISATION 3
3424
3 1 VLOT AUX +5V
P3 7515 7541, 7542 +3.3V (TO 3256)
TCET1103 VLOT AUX
3423
6420
4 2 STANDBY STDBY_CON
A7
CIRCUIT A12 FRONT CONTROL
6402 VLOT AUX +13V
+3.3V 4693 5
+3V3A
TO E-7406
HOT GROUND COLD GROUND 3415 A1 POWER SUPPLY
+8V VLOT AUX +13V
TO DEGAUSSING CIRCUIT
VLOT AUX +5V
I2C BUS INTERCONNECTION DIAGRAM
A7 CONTROL A4 TUNER IF A9 DECODER A9 NICAM 2CS -
DECODER A5 VIDEO IF
NICAM + 2CS 7831 VLOT AUX +5V
+3.9V +3.9V
(TO 2234) 7200-A
VLOT AUX +5V 46 AUDIO
ERR 5833 DECODER +8V 39 VIDEO
+5VA 5202 IF
C4 3607 3606 6 +8VA
7200-B 5832 33
SDA 3625 SDA
SET 72 SDA SDA +8V
PROCESSOR
71
3624
SCL SCL A6 SYNCHRONISATION
PART OF
SCL SCL A10 AUDIO VIDEO
3604
3603
3001
3000
3833
3832
VIDEO- SOURCE SWITCHING +8VA (TO 3248)
7200-D
C5
PROCESSOR +8V 3801 +8V 5241
5 6 0217 I1 5 4 I2 A7 8 7 A8 +6V8 9 SYNC
1 PROC.
7602 1000 7831
ERR M24C08 TUNER MSP34X5G
5 68 7 EEPROM 2 NICAM+2CS A14 REAR I/O SCART
(NVM) DECODER
3 FOR +8V
A7 CONTROL
ERR COMPAIR ERR ERR
9 10 4 +8V (TO 4-0217) NOT USED
VLOT AUX+5V (TO 3619)
ERROR CODE LIST A8 AUDIO AMPLIFIER
Error Description
0 No error +8V (TO 3948, 3950)
1 X-Ray / over voltage protection VLOT AUX +5V (TO 9921)
2 High beam (BCI) protection
3 Vertical guard protection
4 I2C error while communicating with the sound processor
5 Power ON reset (POR bit) 3.3V protection / +8V protection
6 General I2C error
7 Power Good (over current) protection
8 EW protection (Large Screen only)
9 I2C error EEPROM error
10 I2C error PLL tuner
CL 16532008_032.eps
11 Black current loop instability protection
300501
Schematics and PWB's L01.2E 7. 20
7. Schematics and PWB's
Large Signal Panel: Power Supply
0211 B1 0282 F11 2502 B5 2507 B7 2521 D1 2526 D6 2547 F9 2563 D8 2568 G8 3502 B4 3507 D3 3522 C5 3527 B6 3540 E8 3545 F9 3552 F8 3562 C8 3567 C9 5500 B4 5560 D8 6501 B6 6522 D2 6561 D8 6566 F10 6581 A8 7540 F9 7562 C9 9502 B4
0212 B1 1500 B3 2503 B6 2508 C7 2522 D6 2527 D7 2559 F10 2564 B9 2569 C8 3503 A4 3508 B4 3523 E6 3528 D6 3541 E8 3546 E8 3558 A9 3563 C9 3568 C10 5501 C4 5561 D10 6502 B5 6523 C5 6562 B8 6567 D8 7515 E7 7541 F8 7564 B10 9503 A7
0213 C4 1515 A7 2504 B7 2515 B7 2523 D7 2528 D2 2560 D8 2565 D8 2580 A9 3504 A4 3519 E7 3524 D6 3529 C5 3542 E9 3547 F9 3559 A9 3564 B9 3569 F8 5502 C4 5562 B8 6503 B6 6540 F9 6563 C8 6569 F8 7520 D2 7542 F8 7580 A8 9504 C10
0231 B1 2500 B3 2505 B2 2516 B7 2524 D6 2540 E9 2561 D9 2566 C9 3500 C2 3505 B4 3520 F2 3525 E5 3530 C5 3543 E10 3548 E9 3560 B9 3565 A9 3570 C10 5520 B7 5563 D9 6520 E1 6541 E8 6564 C8 6570 G7 7521 C6 7560 A10 9500 B2 9520 C7
0251 E11 2501 B5 2506 B6 2520 F2 2525 E6 2542 E9 2562 B8 2567 B10 3501 D2 3506 C3 3521 E2 3526 D6 3531 D2 3544 F10 3549 D10 3561 C8 3566 F8 3580 A8 5521 C7 6500 B5 6521 D7 6560 D8 6565 A10 6580 A8 7522 C6 7561 D9 9501 C2
1 2 3 4 5 6 7 8 9 10 11
POWER SUPPLY Diversity Table A1
14" Mono 4Watt
21" Mono 4Watt
14" Mono 1Watt
21" Mono 1Watt
37TA , 37TB .
51TA , 51TB .
52TA , 52TB .
14" Stereo
21" Stereo
17" Mono
20" Mono
P1 P3 P2 = +308V (317V) VlotAux+13V
Item Description
0213 CON 2P
P4 = +3V3 0251 4P Male
P5 = +12V4 (+3V9) 1515 RELAY 1P 12V 5A
G5P 3565
P6 = +95V 1515
2503 450V 100U
+3.9V 2504 1KV 2N2
3
330R 2566 47uF 25V X X X X X
A A
BAS216
4
(3V9) 2568 1uF 50V X X X X X X X X X X X
9503