Schematic Diagram - Video Board (3/3) - Sony STR-DA3000ES Service Manual

6-43. SCHEMATIC DIAGRAM – VIDEO Board (3/3) – •
(3/3)
C3451
0.1
R3401
0
(CHASSIS)
J3401
R3404
3P
1k
R3405
MONITOR 75
GG0
OUT
(US,CND)
VIDEO R3406
75
C3401 10 50V GG1
TV/SAT
GG2
VIDEO
C3402 10 50V
IN R3407
75
DVD
C3404 10 50V GG4
VIDEO
(US,CND)
IN
C3403 10 50V GG3
R3402
0
(CHASSIS)
J3402
C3409
3P
47p
R3410
VIDEO2 75
GG5
VIDEO
(US,CND)
OUT R3408
75
C3405 10 50V GG6
VIDEO2
GG7
VIDEO
C3406 10 50V
IN C3410
47p
R3411
VIDEO1 75
GG8
VIDEO
OUT
J3403
∗
(US,CND)
R3409
75
VIDEO1 C3407 10 50V GG9
VIDEO
GG10
IN
C3408 10 50V
2ND ZONE
GG11
VIDEO
OUT C3411 R3412
47p 75
(US,CND)
∗
J3403
2P (US,CND)
R3403 1P (EXCEPT US,CND)
0
(CHASSIS)
•
See page 76 for Waveforms. See page 77 for IC Block Diagrams.
C3641
R3649
4.7
100
50V
C3455
C3456
R3451 1
1
1M 50V L3601
50V
22µH
VIDEO AMP
IC3641
NJM2267M
VIDEO AMP
IC3451
NJM2267M
C3644
22
50V
R3643
C3453 C3454
47
22 470
50V 16V
R3642
1M
R3644
100
C3643
4.7
50V
R3452
C3452
1M
4.7 50V
(US,CND)
VSEL2-3
VSEL2-4
L3421
100µH
C3428
10
50V
INPUT SELECT
IC3421
NJM-2296M
R3423
100k
VSEL2-2
L3422
100µH
VSEL2-1
R3421
75
C3426 C3427
47p 47p
R3431 75
C3442 0.1 C3438 100p
C3437 47p
C3441
0.1
R3432 C3436
75 10
50V
L3431
100µH
INPUT SELECT
IC3431
NJM-2296M
L3432
100µH
C3439 C3440
0.1 0.1
(Page 59)
R3648
1.5k
OSD/VIDEO SWITCH
R3647
22k
IC3651
TC74HC4053AF
C3645
100
16V
C3653 0.1
C3647
10
R3645 C3652 C3651
50V
220 0.0022 0.0022
Q3641
2SA1162
R3646
BUFFER
33k
VIDEO BUFFER
IC3521
BA7622F
C3521 470 10V R3521
GND YOUT
II1 C3522 470 10V R3522
YIN VOUT
II2 C3523 470 10V R3523
VIN COUT
II3
CIN VCC
C3524
C3525
47
0.1
16V
OSD
C3501 33p
IC3501
MB90089F-G-238
CT3501
L3501
22µH
EXD VSS
XD EXVSYN
C3502 10p
VOB EXHSYN
C3503 0.1
VOC2 VSYNC
VOC1 HSYNC
C3504 47 16V
R3501
VOC0 XS
4.7k
C3505 0.1
TEST EXS
OSD CLK
SCLK VCC
OSD DATA
SIN VBLK
OSD LAT C3506 100p
CS FSCO
II2 C3507 10 50V
VOUT AVCC
II3
COUT VIN
II1 C3508 10 50V
YOUT CIN
AVSS YIN
61 61
C3671
4.7
50V
VIDEO AMP
MODE SELECT
IC3671
NJM2268V
IC3661
TC74HC4053AF
C3663 0.1
C3673
4.7
50V
C3662 C3661
0.0022 0.0022
C3676 0.1
HH4
R3651 R3652
10k 2.2k
Q3651
75 HH1
2SB734-T-34
75 HH2 B+ SWITCH
Q3652
RT1N141C
75 HH3
B+ SWITCH
R3525 R3526
75 75
(AEP)
FB3501
C3515
0.1
R3503
C3513
47 16V
C3514
0.1
(EXCEPT AEP)
C3510
22p
R3502
270 X3501
14.31MHz
CT3502
C3511
8p
NTSC/PAL
SELECT
FB3502
C3516
22p
C3512
0.1
STR-DA3000ES
FF1
FF2
MODE
R3671
1M
FF6
FF4
FB3661
OSD ON/OFF
(Page 60)
FF5
C3509
0.01
PNR
R3509 100
100
IC3503
TC7WU04F
R3507
1M
X3503
R3506
17.734MHz
1M
C3518
CT3504
8p
X3502
14.31MHz
C3519
22p
NTSC/PAL
CT3503
SELECT
FF8
FF9
FF3
FF7
TP3501
4P
(FOR ADJUSTMENT)