STR-DH800
STR-DH800
35
35
5-25. SCHEMATIC DIAGRAM - VIDEO Board -
• See page 42 for IC Block Diagrams.
U
BOARD
CN905
DCDC
STANDBY
CN802
CONNECTION
BOARD
R
IC B/D
IC B/D
0
3.8
0
0
0
0
0
3.8
5.1
0
0
3.3
5.1
0
-4.9
0
-4.9
0
0
0
3.8
0
0
3.8
0
3.3
0
0.5
0
3.8
0
-4.9
5.1
15.9
-4.9
5.1
-16.7
50V
10
C206
50V
10
C207
50V
10
C205
50V
10
C212
50V
10
C211
50V
10
C220
50V
10
C219
50V
10
C218
50V
10
C213
J201
J200
50V
10
C210
50V
10
C209
50V
10
C208
CL202
16V
47
C204
16V
47
C200
50V
10
C226
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
NJM2595M-TE2
IC210
VOUT1
SW5
VIN5
SW3
VIN4
SW4
VIN3
V-
VIN2
SW2
VOUT3 (NC)
GND
VIN1
SW1
VOUT2
V+
24
23
22
21
20
19
18
7
6
5
4
3
2
1
17
16
15
14
13
8
9
10
11
12
NJM2586AM
IC220
CH1 IN1
SW1
CH1 IN2
SW2
CH1 IN3
GND
V+1
CH2 IN1
GND
CH2 IN2
GND
CH2 IN3
CH3 IN3
GND
CH3 IN2
V-
1
CH3 IN1
V-
2
GND
CH3 OUT
V+2
CH2 OUT
PS
CH1 OUT
75
R203
75
R205
75
R204
75
R207
75
R206
75
R208
J202
MA2J1110GLS0
D211
MA2J1110GLS0
D210
C203
0.47
C201
0.47
75
R212
75
R200
75
R213
75
R201
75
R202
CL201
50V
10
C227
R220
75
R221
75
R222
75
J203
75
R209
75
R210
75
R211
CL220
CL204
0.1
C224
0.1
C222
0.1
C214
0.1
C216
CL21
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
14P
CN202
PS(V-MUTE)
COMP_S2
COMP_S1
V_SW1
V_SW2
V_SW3
V_SW4
DMPORT GND
DMPORT V
V_GND
+R3 (15V)
R3_GND
VIDEO2 V
VIDEO2_GND
I
O
G
KIA7805API-U/PF
IC202
1
2
3
I
O
G
KIA7905PI
IC201
1
2
3
0.1
C228
1
3
4
5
NO200
5P
+R3 (15V)
GND
2
NC
GND
-R3 (-15V)
CL200
CL210
IC202
+5V REGULATOR
IC201
-5V REGULATOR
VIDEO BOARD
VIDEO AMP
IC220
IC210
VIDEO AMP
(CHASSIS)
A201
(CHASSIS)
(CHASSIS)
(CHASSIS)
Y
P
B
/C
B
VIDEO IN
VIDEO IN
BD
VIDEO OUT
VIDEO IN
VIDEO OUT
VIDEO 1
MONITOR
VIDEO 1
SAT
P
R
/C
R
P
B
/C
B
Y
P
R
/C
R
P
B
/C
B
Y
P
R
/C
R
P
B
/C
B
Y
P
R
/C
R
MONITOR OUT
IN 1
IN 2
IN 3
COMPONENT VIDEO
4
B
6
9
11
D
H
10
3
5
12
C
F
1
E
8
G
A
2
I
7
(Page 41)
(Page 37)
