Schematic Diagram - Video Board (3/3) - Sony STR-DA7100ES Service Manual

6-47. SCHEMATIC DIAGRAM – VIDEO BOARD (3/3) –
B5
B6
B1
B4
B3
(Page 106)
B2
R3808
CN3801
15P R3807
IIC-DATA
IIC-CLK
R3805
OSDLAT
OSDCLK
OSDDATA
NC(XSEL)
STB+5VB
STB-GND
(Page 83)
SIRCS IN
SIRCS OUT
TRIG-1
TRIG-2
TRIG-3
CN3802
7P
TRIG-3
TRIG-2
TRIG-1
SIRCS OUT
SIRCS IN
STB-GND
(Page 136)
STB+5VB
TP3501
4P
(FOR ADJUSTMENT)
C3503
0.1
C3504 C3512
47 0.1
25V
FB3502
CN3805
5P
Y/OUT
R3833
0
GND
C/OUT
GND
(Page 113) R3832
0
B10
B14
B13
B15
B11
(Page 106)
B12
B8
B9
B7
(Page 106)
STR-DA7100ES
See page 148 for waveforms.
(3/3)
IC3811
LEVEL SHIFT TC74HCT7007AF
100
C3811
100 0.1
100
2SB734-T-34
OSD DRIVER
IC3501
MB90089F-G-238
C3501
33p
EXD
VSS
L3501
XD
22 H
EXVSYN
VOB
C3502 EXHSYN
15p VOC2
VSYNC
C3506 VOC1
100p HSYNC
VOC0
XS
C3505 0.1
TEST
EXS
SCLK
VCC
SIN
VBLK
CS
FSCO
R3524 470 R3521 0 C3521 10 50V
VOUT
AVCC
R3522 0
COUT
VIN
YOUT
CIN
AVSS
YIN
C3523
R3525 R3526
10
470 470 R3523
50V
0
R3501 4.7k
C3509
0.01
R3504
100 FB3501
NTSC/PAL SELECT
IC3502
MC74HC00AF
R3509
100
R3503
100
C3515 C3514
0.1 0.1
C3513
47 35V
See page 150, 151, 153 for IC Block Diagrams.
(Page 105)
Q3531,3532
B+ SWITCH
R3531 R3532
10k 2.2k
OSD_ON
Q3531
Q3532
RT1N141C
OSDSEL
NTSC/PAL SELECT
IC3503
TC7WU04F
VDD
VSS
R3507
1M
R3506 R3508
1M 270
R3505 X3502
270 14.31MHz X3503
17.734MHz
VIDEO AMP
CT3503 C3519
C3516 C3517 22p
22p 8p
CT3504
L3703
10 H
C3815
0.1
C3701 C3702
47 0.01
25V
107 107
See page 57 for IC Pin Function Description.
C3615 C3613
0.1 0.1
C3616 C3612 C3611
0.1 0.1 100p
C3636
10
50V
VIDEO AMP
C3635 10 50V
C3639 10 50V
R3631 10k
R3627 0
IC3601
BH7623KS2
C3620
0.1
C3637 10 50V
R3629 100k
R3621 100k
C3640 0.1
C3604 C3605 C3632 C3606
0.1 0.1 0.1 0.1
C5884 0.1
R3633 C3634
100k 10 50V
C3638 10 50V
VIDEO SWITCH
IC3602
TC74HC4053AF
L3601
10 H
IC3702
LA7106M VIDEO SELECTOR
IC3814
TC74HC4053AF
NFB3
-5V
CV IN
MUTE2
-5V
CV OUT
NFB2
DRCTL
Y IN C3819
Y OUT 47
MUTE1 25V
GND
NFB1
C OUT
C IN
+5V
C3820
0.1
C3704
C3703
47
0.01
25V
C3821
47
L3704 25V
10 H
STR-DA7100ES
C3614
100p
R3625 3.3k
R3626 3.3k
R3624 330k
R3623 330k
C3609
0.1
C3610
0.1
C3608
0.1
C3631 C3626
47 25V 0.1
CN3808
6P
R3811 0 GND
CVBS IN
R3812 0 GND
R3635 R3639
0 0
CB IN
R3813 0 GND
R3636 R3640
0 0
CR IN (Page 101)
R3637 R3641
0 0
CN3809
6P
R3817 0 GND
C3814
0.1
COUT
R3818 0 GND
YOUT
R3819 0 GND
VOUT (Page 100)