Schematic Diagram – Video Board (1/2) - Sony STR-DA2100ES Service Manual

STR-DA2100ES
Q Q
6-27. SCHEMATIC DIAGRAM – VIDEO Board (1/2) –
3 7 6 3 1 5 1 5 0
(1/2)
C3207
10 50V
TV/SAT
R3207
VIDEO IN 75
J3101
DVD
R3208
VIDEO IN C3208
75
10 50V
R3209
75
VIDEO 2
C3209
VIDEO OUT 47p
J3102
VIDEO 2
R3210
VIDEO IN C3210
75
10 50V
R3211
75
VIDEO 1
C3211
C3212
VIDEO OUT 47p
10 50V
VIDEO 1 R3212
J3103 75
VIDEO IN
R3404
1k
MONITOR
C3213 R3213
VIDEO OUT 47p
C3217
2200p
C3216
(CHASSIS) 2200p
C3215
2200p
T E
L 1 3 9 4 2 2 9 6 5 1 3
w w w
STR-DA2100ES
• See page 29 for Waveforms. • See page 50 for IC Block Diagrams.
R3203 100
R3204 100
C3214
C3202
10 50V C3201
0.1
47
25V
16V
INPUT SELECT
IC3201
NJM2595D
R3202
100
R3201
100
C3206 C3205
47 0.1
75 16V
R3679 R3681 R3685
560 33k 560
C3671 C3672 R3683
10 10 220
50V 50V
R3678 R3684
560 560
C3679
0.01
R3675 R3690
R3676 R3682
47k 47k
1k 1k
Q3671-3676 C3674
0.01
6db AMP
VIDEO AMP
IC3671
LA7106M
C3677
0.01
FB3661 C3675
47 16V
C3676
FB3662 47 16V
x a o
y
. i
(Page 41)
http://www.xiaoyu163.com
IC3501
MB90089F-G-238
YIN
OSD DRIVER AVSS
CIN
YOUT
VIN
COUT
C3512 0.1
AVCC
Q3501
VOUT
2SB734-T-34 C3513 2200 10V
FSCO
CS
C3514 0.1
VBLK
SIN
R3501
C3511 8p
VCC
10k
X3501
SCLK
14.31MHz
CT3502 EXS
TEST
R3502
Q3503 XS
2.2k
2SA1162 VOC0
C3510 R3508 HSYNC
OSD
22p 270 VOC1
ON/OFF VSYNC
VOC2
SWITCH
EXHSYN
VOB
EXVSYN
R3503
Q3502 XD
10k
RT1N141C VSS
EXD
Q3501,3502
B+ SWITCH
FB3501
Q Q
3 7 6
R3687
33k
C3673
10
50V
R3802 R3652
0 47k
R3801
0
Q3676
2SC2712
R3688
1k
Q3677
DTC114EKA
Q3677,3678
MUTING
Q3678
RT1P141C
R3689
10k
D3602
1SS355TE
R3670 0
u 1 6 3
40 40
http://www.xiaoyu163.com
2 4
8 9 9
C3508 10 50V R3513 22k
R3515 22k
C3507 10 50V R3514 22k
R3506 100
C3506 100p R3504 100
R3505 100
C3505
R3507
0.1
4.7k
C3504
47 16V
C3503
0.1
C3502
15p
L3501
22µH
C3501
33p
3 1 5 1 5 0 8 9 2
Q3651-3653
VIDEO AMP
C3646 Q3653 C3648
FB3603
0.1 2SC2712 20p
R3656
R3651
R3659
1k
47k
100
R3653
100
Q3652
2SC2712
Q3651
R3655 R3658
2SC2712
470 1k
R3654 R3657
Q3601
1.5k 1.5k
2SC2712
R3610
100
R3612
470
OSD/VIDEO SWITCH Q3604
2SC2712
IC3651
R3611
TC74HC4053AF
1k
R3619
Q3601,3604
1k
VIDEO AMP
m
c o
.
2
8 9 9
CNP3501
4P
(FOR ADJUSTMENT)
CNP210
11P
M_MUTE
UP_MUTE
OSD_CLK
OSD_CS
OSD_DATA
COMP SEL2
COMP SEL1
(Page 27)
OSD_ON/OFF
V_MUTE
UPCON_DATA
UPCON_CLK
CNS201
13P
MON-Y/OUT
MON-C/OUT
MON-Y/IN
MON-C/IN
SW1
SW2
SW3
(Page 43)
SW4
4 9 8 2 9 9
-5V
GND
+5V
GND
VIDEO3