Q Aboard; Board - Sony TRINITRON PVM-8042Q Service Manual

Q

BOARD

A
S MIC Chassis
A B
Q
A
Y/C IN
Y/C OUT
AC IN
100-240V
5O/60Hz
IN
LINE A
OUT
R/R-Y IN
IN
LINE A
(AUDIO)
OUT
G/Y IN
6 7 8
TALLY
3 4 5
IN
EXT SYNC
OUT
AUDIO
IN
LINE B
(AUDIO)
OUT
AUDIO
RGB
(AUDIO)
LINEB
IN
LINE B
OUT
Q
A -B SIDE- B/B-Y
B/B-Y IN
SUFFIX: -15
10-5
C D
Q
A
D404 Q401
MA111 2SC2412K
INPUT PROT-1 V.A BUFFER
R403
C401
C431
22 68k
22
:CHIP R406
16V
330 16V
:CHIP
D405
R402
MA111 1k
:CHIP
R404 R405 C402 VIDEO
56k 3.9k 22
INPUT PROT-2 16V
:CHIP :CHIP
C429 C430
Q402
22 0.022
16V F:CHIP 2SC2412K
V.B BUFFER
C403 R411
D406 MA111 68k C435 C436
22 5.2
22
16V :CHIP 0.022
INPUT PROT-3
16V F:CHIP
R410
D407 MA111
1k
4.5
INPUT PROT-4 :CHIP
R414 C404
330
22
R412 R413
:CHIP 16V
56k 3.9k
:CHIP
:CHIP
C433 C434
3 4
22 Q404
0.022
16V F:CHIP 2SC2412K
1 2
Y.BUFFER-1
C406 R418
D408 MA111
22 68k 5.2
S-Y
:CHIP C407
16V R421
INPUT PROT-5 22
120
16V
:CHIP
D409 MA111 R417
3 4
1k
INPUT PROT-6
:CHIP R419 R420
1 2
56k 3.9k
C437 :CHIP :CHIP
R422 0.022
75 F:CHIP
1/4W Q405
2SC2412K
C.BUFFER
R423
R425
D414 MA111 5.2
75 68k
S-C
1/4W INPUT PROT-11
:CHIP
R428
330
C408 R424 :CHIP
D415
0.1 1k
MA111
:CHIP R426 R427
56k 3.9k
INPUT PROT-12
:CHIP :CHIP
Q406
C438 C439 C440
VIDEO 22 2SC2412K
0.022 0.022
16V F:CHIP F:CHIP
R.BUFFER
R431
D416 MA111 5.2
68k
:CHIP
R-Y/R INPUT PROT-15
4.5
R430
C409 D417
22 16V MA111 1k
:CHIP
R434
R433
INPUT PROT-16
R432 3.9k 1k
56k :RN-CP
:CHIP
:CHIP
R401 R429 Q407
C443
75 75 2SC2412K
1/4W 0.022
G.BUFFER
F:CHIP
AUDIO
D418 MA111 R437
5.2
68k
INPUT PROT-17
:CHIP
4.5
C410 R436
G/Y
22 16V 1k
:CHIP
MA111 R439 R440
D419
R438 3.9k 120
56k :CHIP :CHIP
INPUT PROT-18
:CHIP
R487 C444
82k R435 Q409 0.022
+12V
1/4W 75 2SC2412K F:CHIP
B.BUFFER
R446
D420 MA111
68k 5.2
INPUT PROT-19 :CHIP
4.5
D421 R445
C411
1k
MA111
22 16V :CHIP
B-Y/B R448 R449
R447
INPUT PROT-20 1k
56k 3.9k
:CHIP :RN-CP
:CHIP
R452
D422 MA111 Q410
5.2 C453
56k
2SC2412K 22
INPUT PROT-27 :CHIP
16V
S.BUFFER
R451 4.5
D423
C412
1k
22 16V MA111
:CHIP R455
C413
INPUT PROT-28 R453 330
22 16V
:CHIP
68k
:CHIP R454
3.9k
:CHIP
D401 MA111 Q411 2SB709A
INPUT PTOR-29 TALLY SW
RGB/LINE
C448
R457 22
U/S 33k 11.8 16V
:CHIP
RGB/COMP.A/B
R456
33k
SYNC
:CHIP
D402
GND MA111
R458
390
H/V.DELAY
16:9(B ONLY) INPUT PROT-30
C415
TALLY
R462 10
R464
560k 16V
15k 4.2
1 2
:CHIP :CHIP
3.6
R465
100
SW1 C414 :CHIP
R461 R463
10 100k Q412
220k
16V :CHIP :CHIP 2SB709A
+12V
A.A.BUFFER
EXT R450
75
R467 R469 C417
R470
C450 C451 560k 15k
100 10
0.022 C416
22 :CHIP :CHIP :CHIP 16V
10
16V F:CHIP
16V 4.2
IN
3.6
Q413
R466
100k 2SB709A
R468
:CHIP
OUT 220k
:CHIP
+12V
R488
R490
82k 2.2k
R472 R474
:CHIP
560k :CHIP 15k R475
100
:CHIP
:CHIP
C418
R471
10 4.6
100k
16V :CHIP
3.6 C419
10
16V
AUDIO
R489 R473 Q414
82k 220k
2SB709A
SW2 :CHIP
*1
*1
B-Y/B
C470 470 400V C471 470 400V
*1
R444
R409 C473 470 400V
75 75 *1:PVM-9045PM(BRZ)ONLY
*1
C472 470 400V
10-5
E F
IC401
MM1113XFBE
+12V
VIDEO SW Q
6.1
C432 A
6.7
0.022
F:CHIP
8 7 6 5
(INPUT SIGNAL SELECTOR)
GND V+
L H
S-Y
1 2 3 4
0
R415 R416 C405
6.7
R486 3.3k 82
22
:CHIP :CHIP Y/VIDEO
330 16V
6.7 3.2
:CHIP
7.4
Q403
2SB709A
R1403 R407
6.1
0 39k R408
Y.BUFFER-2
:CHIP :CHIP 33k
:CHIP
+12V
D410
INPUT PROT-7
MA111
R491 Q417
47k
DTA144EK
:CHIP
DELAY SW
D411
C464
MA111 D412
0.01 0.6
MA111 Q418
F:CHIP
DTA144EK
INPUT PROT-9
INPUT PROT-8
SYNC SW
0
D413 MA111
R492
47k :CHIP 11.8
INPUT PROT-10
C466 C465
0.01 0.01
F:CHIP F:CHIP
Q419 DTA144EK
S-C
B.ONLY SW1
D424 MA111 R495 R1404
0
100k
INPUT PROT-13 R1423
:CHIP :CHIP
10k
11.8 :CHIP
R493
47k
:CHIP D425 R1424 R1425
0
R1426
MA111 1k 10k
1k
:CHIP :CHIP
INPUT PROT-14 :CHIP +12V
C441 C442
R496
22 0.022
2.2k B-Y/B
16V F:CHIP
:CHIP
G-Y/G
R-Y/R
R443
R442
1k 39k
:CHIP :CHIP
Q408 C462 C461
2SC2412K 1 1
0
Y/C SW
0
C460
R1418
R441
C447 1
+12V 47k R1417 120
:CHIP 1 :CHIP
3.9k
:CHIP
D426 MA111 D428 MA111 R1414 5.1
C446
V-HOLD 3k
INPUT INPUT 0.01
5.1
F:CHIP :RN-CP
C445 6.4
PROT-21 PROT-23
Q1404
0.01
F:CHIP 2SB709A
RV401 B BUFFER
11.8 Q423 20k
DTA144EK 0 R1420
120
R1419
11.8 U/S SW
R497 Q421 3.9k :CHIP
Q1401
:CHIP
47k DTA144EK D430 MA111
2SC2412
:CHIP
INPUT 4.7
RGB SW1 COMPONENT
PROT-25 LEVEL SHIFT Q1405
D427
D431
6.1 2SB709A
MA111
MA111
R1416 G BUFFER
D429
INPUT PROT-22 0 INPUT 0 3k
MA111 R1422
R1401 :RN-CP
PROT-26 120
R1421
100k
0 3.9k :CHIP
INPUT :CHIP
:CHIP
PROT-24
Q424
Q422 5.1 6.4
R498 L401
DTA144EK
DTC144EK 47k 470µ
Q1403
:CHIP C467
RGB SW2 2SC2412 5.1 Q1406
0.01 F:CHIP
11.8 2SB709A
COMPONENT
10.0 0 R BUFFER
LEVEL SHIFT
R499
47k
:CHIP C449 R1427
6.0
0.01 10k
6.7
F:CHIP :CHIP
Q1407
8 7 6 5
2SC2412
IC402
R1428
GND V+ 0
MM1113XFBE 47k
0.6
1/4W
AUDIO SW L H
R1429
47k
L402 :CHIP
470µ
R459 1 2 3 4
39k
R460
:CHIP 6.7
47k
:CHIP
AUDIO
8.0
Q416
R1413 R1430 R484
2SD874A-R
IC403 +12V 10k
1k 1k
C1401 C452
AN5265 AUDIO OUT :CHIP 10V REG. :CHIP
;CHIP
100 100
8.6 C428 2 25V 25V
D403
47
RD8.2ES
16V
R483
10V REF.
4.7
S401
1/4W DC Vol. AUDIO 1
:FPRD ATT OUTPUT
MUTE
R485
10 Vcc1 Vcc2
1/4W 1 2 3 4 5 6 7 8 9 R1411
R1410
:FPRD R1412 47k C475
1k 470k 0.01
:CHIP
:CHIP
:CHIP F:CHIP
AUDIO
C420
10
R481 C427
16V 3.9k 1/4W
220
16V
R477
R482
22k
4.7
:CHIP
R480 1/4W
680
1/4W
C425
C423
0.047 C426 C454
10 C424
100V 220
220
C421 R479 16V 10
:PT 16V
33k C422 16V 16V
4700p
0.22
B :CHIP
B-¥SV9605<U/C>-QA
G
1
2
CN401
15P
WHT-L
:S-MICRO
15 EXT SYNC
14 HV DL
13 Y/COMPOSITE
12 GND
11 12V
10 VOL
9 B/B-Y
8 RGB/LINE
7 G/G-Y
6
RGB/ COMPONENT
5 R/R-Y
4 TALLY
3 SYNC
2
Y/C-C-OUT,B OLY 3
1 Y/C-H
TO B(1/3) BOARD CN101
4
CN404
5P
WHT-L
:S-MICRO
1 U/S
2 15V
3 V.HOLD
4 E
5 4:3 /16:9
TO D BOARD CN504
CN402
3P
WHT-L
SPEAKER
:S-MICRO
1 SP
2 GND(SP) 5
3 GND
CN403
2P WHT (L) :VH
4
1 AC SW
2 AC SW
2
TO FA BOARD CN601
H