Block Diagram - Video Section - Sony STR-DA3100ES Service Manual

6-5. BLOCK DIAGRAM – VIDEO SECTION –
J3401 (1/2)
TV/SAT
VIDEO
IN
DVD
VIDEO
IN
J3402 (1/2)
VIDEO
VIDEO 2
IN
J3403 (1/2)
VIDEO
VIDEO 1
IN
J1002 (2/2)
VIDEO 3
VIDEO
INPUT
J202
C
S2 VIDEO
TV/SAT Y
IN
C
S2 VIDEO
DVD Y
IN
J203 (1/2)
C
S2 VIDEO
VIDEO 2 Y
IN
J204 (1/2)
C
S2 VIDEO
VIDEO 1 Y
IN
J1003
C
VIDEO 3
S2 VIDEO
Y
INPUT
• SIGNAL PATH
:VIDEO
STR-DA3100ES
INPUT SELECT
IC3421
J3403 (2/2)
VIDEO
3 TV M. OUT 1 2ND ZONE
OUT
5 LD
9 V2. IN
VSEL2-1
SW1 14
VSEL2-2
13 V1. IN SW2 10
VSEL2-3
SW3 4
VSEL2-4
SW4 6
7 V3
SW5 2
INPUT SELECT
IC3431
J3402 (2/2)
VIDEO
3 TV V2. OUT 11 VIDEO2
OUT
5 LD
VIDEO
V1. OUT 15
VIDEO1
OUT
9 V2. IN
M. OUT 1
13 V1. IN
7 V3
VSEL1
SW1 14
VSEL2
SW2 10
VSEL3
SW3 4
VSEL4
SW4 6
VSEL5
SW5 2
INPUT SELECT
IC202
VSEL1
22 VIN5 SW1 15
VSEL2
1 VIN4 SW2 9
VSEL3
16 VIN2 SW3 24
VSEL4
14 VIN1 SW4 3
VSEL5
SW5 21
19 VIN3
23 SDCIN5
SCDOUT3 4
2 SDCIN4
17 SCDIN2 SCDOUT2 7
13 SDCIN1
20 SCDIN3
SDCOUT1 11
VOUT1 10
VOUT3 5
VOUT2 8
VSEL1
SW1 14
VSEL2
SW2 10
VSEL3
3 TV
SW3 4
VSEL4
5 DVD
SW4 6
VSEL5
9 V2.IN
SW5 2
13 V1.IN
7 V3
V2.OUT 11
V1.OUT 15
M.OUT 1
INPUT SELECT
IC201
J3301 (1/2)
Y
P /C
B B
TV/SAT IN
/B-Y
P /C
R R
/R-Y
COMPONENT
VIDEO
ASSIGNABLE
Y
P /C
B B
DVD IN
/B-Y
P /C
R R
/R-Y
MONITOR
VIDEO
OUT
J3401 (2/2)
RY3304 RY3303
OSD/VIDEO SWITCH
IC3651
0X
12
1X
13
0Y
2
1Y
1
0Z
5
1Z
3
VIDEO AMP
IC3671
6dB AMP
11 VOUT3 VIN3 7
Q3671, 3672
15 VOUT1 VIN1 1
6dB AMP
13 VOUT2 VIN2 4
Q3673, 3674
MUTE2 MUTE1
10 3
J201 MUTING VIDEO BUFFER
Q3677, 3678 Q3521
Y
MONITOR
C OUT
S2 VIDEO
VIDEO BUFFER
Q3523
J203 (2/2)
Y
S2 VIDEO
VIDEO BUFFER
C
VIDEO 2
OUT
Q3522
J204 (2/2)
Y D3672
S2 VIDEO
VIDEO 1
C
OUT
19 19
SYNC DETECT
IC3253
Q3252
D3253
1 IN HSYNC 2
J3301 (2/2)
D3254
P
P
COMP
RELAY DRIVE
SEL2
Q3301, 3304
RY3301 RY3302
COMP
SEL1
RELAY DRIVE
Q3302
A
11
XCOM
14
B
10
YCOM
15
C
9
ZCOM
4
INH OSD_ON
6
+5V
+VCC +B SWITCH
(OSD) Q3531, 3532
6dB AMP
Q3675, 3676
OSD DRIVER
IC3501
OSD DATA
26 COUT SIN 23
OSD CLK
SCLK 22
OSD LAT
CS 24
27 YOUT
EXS 8
25 VOUT CT3502
X3501
OSD 14.31MHz
STR-DA3100ES
Y
COMPONENT
/C MONITOR
B B
VIDEO
/B-Y OUT
ASSIGNABLE
/C
R R
/R-Y
R-Y
B-Y
Y
Q
(Page 20)
OSD_ON
V OUT
Y OUT
C OUT
CIN
YIN
R
(Page 20)
V595 OE
SYNC DET
V-CON (Page 20)
S