Sony STR-K1600 - Receiver Component Service Manual
STR-K1600
32
32
STR-K1600
5-17. SCHEMATIC DIAGRAM — VIDEO SECTION — • Refer to page 43 for IC Block Diagrams.
IC B/D
IC B/D
5
0
0
0
0
0
0
0
0
0
0
0
-5
0
0
0
0
0
5
0
0
0
0
0
0
5
0
-5
0
-5
0
0
16.5
-17.3
5
-5
I
O
G
I
O
G
2
1
22
21
20
19
18
17
6
5
4
3
1
2
16
15
14
13
12
7
8
9
10
11
NJM2586AL
IC304
CH1IN1
SW1
CH1IN2
SW2
CH1IN3
V+1
CH2IN1
GND
CH2IN2
GND
CH2IN3
CH3IN3
GND
CH3IN2
V-
1
CH3IN1
V-
2
CH30UT
V+2
CH2OUT
P.SA
VE
CH1OUT
J301
9P
75
R200
75
G
G
G
R201
75
R218
75
R219
75
R220
75
R221
75
R304
75
R305
75
R306
75
R307
75
R308
75
R309
50V
10
C206
50V
10
C207
50V
10
C208
0.1
C214
50V
10
C308
50V
10
C309
50V
10
C310
50V
10
C311
50V
10
C312
50V
10
C313
0.1
C330
0.1
C331
1SS133T-72
D203
1SS133T-72
D204
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
NJM2595D
IC203
M.OUT
SW5
SA
T
SW3
DVD
SW4
NC
VEE
V3
SW2
NC
GND
V1
SW1
V1OUT
VCC
TA79005S
IC804
TA7805S
IC807
J200
3P
J201
2P
0.1
C215
J302
3P
75
R310
75
R311
75
R312
50V
10
C314
50V
10
C315
50V
10
C316
CL085
CL086
CL087
1
2
3
3P
CNP202
GND
VIDEO3
GND
CN204
6P
+VC C
S1
GND
OEB
PRE
CTL
JW204
JW205
JW206
75
R301
75
R302
75
R303
16V
47
C220
16V
47
C221
16V
47
C213
16V
47
C338
16V
47
C337
16V
47
C210
50V
10
C209
1
1
2
2
3
3
4
4
5
5
6
6
7
8
9
10
11
12
13
13P
CNS207
V_SW4
V_SW3
V_SW2
V_SW1
COMP_S1
COMP_S2
CTL {HDMI}
PRE {HDMI}
OEB {HDMI}
S1 (HDMI}
S2 {HDMI}
HDMI 6.8V
V MUTE
CL088
1
2
3
4
4P
CNP203
-15V
NC
GND
+15V
0.1
C293
220p
C299
1k
R299
1k
R298
1
2
3
4
5
5P
CN201
R-CH
GND
L-CH
GND
VIDEO3
1
CN202
TO CHASSIS
J298
3P
0.1
C294
220p
C298
C223
0.47
C224
0.47
C340
0.1
MONITOR OUT
VIDEO BOARD
INPUT SELECT
IC203
COMPONENT VIDEO
IC304
+5V REG
IC807
-5V REG
IC804
VIDEO 3 BOARD
3
1
2
3
-2
-1
-3
-2
-1
-1
-2
-3
-9
-8
-7
-6
-5
-4
-3
-2
-1
-1
-2
-3
VIDEO
AUDIO
L
R
VIDEO 3 IN/
PORTABLE AV IN
MONITOR
VIDEO OUT
VIDEO IN
VIDEO 1
VIDEO OUT
VIDEO IN
DVD
VIDEO IN
SAT
Y
P
B
/C
B
P
R
/C
R
COMPONENT VIDEO
P
R
/C
R
P
B
/C
B
Y
VIDEO 1 IN
P
R
/C
R
P
B
/C
B
Y
DVD IN
P
R
/C
R
P
B
/C
B
Y
SAT IN
SELECT
P
HDMI SW
BOARD
CN5004
L
DIGITAL
BOARD
(4/4)
CNS509
E
MAIN
BOARD
(1/2)
CN505
F
MAIN
BOARD
(1/2)
CNP503
8
7
9
4
B
6
2
C
H
A
G
1
5
D
E
3
F
(Page 23)
(Page 23)
(Page 30)
(Page 34)
Ver. 1.1