Sony STR-DA1200ES, Service Manual, Page: 57 / 125

STR-DA1200ES
57 57
STR-DA1200ES
6-34. SCHEMATIC DIAGRAM – VIDEO Board (1/3) –
•
See page 44 for Waveforms.
•
See page 72 for IC Block Diagrams.
R6603
FL6621
R6307 R6308 R6309
R6305 R6306
R6303
R6302
R6301
C
6
3
0
4
C
6
3
0
5
C
6
3
0
6
C
6
3
0
1
C
6
3
0
2
C
6
3
0
3
R6316
R6315
C6444
C6443 C6445
C6446
C6337
D6302 R6312
C6308
R6311
C6307
R6310
IC6331
C6336
C6335
C6333
C6334
C6332
R6654 R6652
R6653
R6655
R6657
R6651
R6656
Q6652
R6658
Q6653
R6659
R6612
R6611 R6619
C6647
C6645
R6610
Q6604
JW6608
JW6605
C6601
C6617
C
6
6
0
2
C
6
6
1
8
C
6
6
0
3
C
6
6
0
5
C6612
C6624
C6610
C6609
C6634
C6611
C6608
C6607
R6604 C6604
C6606
C6623
C6620
R6607
JW6603 JW6601
R6606
C6613
R6634
R6633
FL6631
R6635 R6636
C6632
R6641
R6640 R6632
Q6621
R6625 R6626
R6624 C6622
R6629
C6649
C6646
C6648
R6313
IC6302
C6309
C6310
R6314
R6304
C6615 C6619
C6614
Q6647
IC6303
IC6601 R6645
R6643
Q6622
Q6623
Q6631
R6638
Q6632
Q6624
Q6633
R6647
R6631
C6631
R6639 R6642 R6637
R6644 R6628
R6646 R6627 R6623
C6621
R6621
R6622
FB6601
R6605
C6616
Q6302
Q6601
Q6651
FB6602
R6317
J6301
56k
75 75 75
75 75
75
75
75
1
5
0
V
1
5
0
V
1
5
0
V
1
5
0
V
1
5
0
V
1
5
0
V
1k
1k
0.1
0.1 47
25V
47
25V
0.1
1SS355 4.7k
100
16V
150k
3.3
50V
330
NJM2586
0.1
0.1
0.1
47 25V
47 25V
1.5k 47k
100
470
1.5k
47k
1k
2SC2712
1k
2SC2712
100
470
1k 1k
0.1
47
25V
100
2SC2712
0
0
0.01
0.01
0
.0
0
1
1
0
0
1
6
V
0
.01
0
.0
1
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
560 0.022
10
50V
0.01
0.01
2.7k
0 0
2.2k
0.01
510
1k
5.6k 33k
0.01
2.2k
1k 100
2SA1162
5.6k 33k
510 100
16V
1k
0.1
47
25V
20p
1k
LA7213
1000
6.3V
0.1
0
75
0.01 0.01
0.01
2SA1162
TC7W53FU
CXD2064 100
1k
2SC2712
2SC2712
2SA1162
1k
2SC2712
2SA1162
2SC2712
1k
180
15p
100 1k 47k
2.2k 820
1k 47k 1k
15p
150
100
3.3k
100
16V
DTC144EKA
2SC2712
2SC2712
0
9P
A1
A2
A3
A4
C1
C2
C3
CH1O
CH1O
CH2O
CH2O
CH3O
CH3O
VC_SEL2
VC_SEL
VCMUTE
VC_SEL
CH1IN
CH2IN
XCOM
Y/C_MODE
UP_SEL
CH3IN
SEC
OUT
INH
VEE
VSS
VDD
IN0
IN1
A
IN H
S
Y
NC
G
N
D
V
SY
N
C
VC
C
(1/3)
SW1
CH1IN2
SW2
V+1
CH2IN1
GND
CH2IN2
GND
CH2IN3
CH1IN3
GND
CH1
IN1
CH1OUT
PS
CH2OUT
V+2
CH3OUT
GND
V-2
CH3IN1
V-1
CH3IN2
GND
CH3IN3
NTPL2
NTPL1
DVDD(5V)
TEST
DVSS
APCN
TRAP
TEST
TEST
DVDD
TEST
DVSS
FIN CK
S
L
M
CK
O
AD
C
K
CP
O
PLV
S
V
C
V
P
L
VD
C
L
VD
CLP
EN
C
LV
S
PL
SL
D
TR
P
N
R
VE
H
1
VEH
2
V
EH
3
M
O
D1
D
V
SS
M
O
D
2
D
V
D
D
TES
T
VB
IR
F
VRF
VG
DAVS
AYO
ACO
RT
ADVD
ADVS
RB
ADIN
CLPO
DAVD
Q6621-6623,6647
LOW-PASS FILTER
LOW-PASS FILTER
Q6631-6633,6624
DIGITAL COMB FILTER
SYNC DETECT
SYNC SELECT
INVERTER
Q6601,6604
BUFFER
(CHASSIS)
MONITOR
OUT
TV/SAT
IN
IN
DVD
ASSIGNABLE
ASSIGNABLE
P
R
/C
R
P
B
/C
B
Y
COMPONENT VIDEO
VIDEO SELECT
Q6651-6653
VIDEO AMP
(Page 59)
(Page 58)