Kenwood KOS-V1000 Service Manual page 27

P
SW5V-1
8 5.0V
5V
0V 5V
7 0V
6
5V 1
-0.4V
R217
5
5V 100 2
0V
3
0V 4
BUFF
R221
10K
8 5.0V
5V
-0.4V
R218
7
100
6
5 Q203
5V
0V
5V
0V
R228 22
R229 22
5V
-0.4V
C210
0.015
14 3.4V
VS SW5V-1
13 0V
R222 C211
GND
3K 4.7
12 1.4V
LPF
C212
11
CO1
150P
5.4V
10
-0.4V
CO2
9
OUT
X200
R220 C213
8
BGP 0V
470 1000P
15.734kHz
T
C231
0.01
IC209
8 4.9V
1 5V VCC
A
-0.4V
2
7
B 4.8V
RX/CX
3
3
CLR
5.4V 6 0V
4.8V
CX
0V
R288 100
5
0V 4
Q
GND
5.4V
0V
75
V5V-4
V5V-3
79,80
3
R293
246
0 R291 R290
0
47K 100
84
Q210 Q209
R282
Q208
100
R284
1V
100
0.5V
IC212
2.3V
14
3
1.9V 1 OUT
IN1 13
2 GND4
R285
3.3V
GND1
12
100
0V 3
IN5
82 CTLA
11
3.3V
VCC
R286
0V 4
10
83 CTLB
IN4
100 5
CTLC 9
C264 0V 6 GND3
IN2
7 8
1
GND2 IN3
0V
VIDEO SW
A
13
6
B C D E
Q
CN202
1 2 3
C214 0.1
5.0V
IC205
5V
8
0V
VCC
7 R306
VSY
100
6
VD
TP245
5 R307 R OUT
GND HSY
TP223
1
100
HD
R
TP226
5V
R226
11
-0.3V
10K
5V
-0.4V
G OUT
TP222
G
R230 10K
C291 B OUT
10
0.1 TP221
5.0V
IC216 B
R227 10K
5
VCC
1
4
2
3
GND
0V 1
5.4V
-0.4V
SYNC OUT
TP220
C292 0.1
5.0V
SYNC
IC217
5
VCC
1
4
2
11 10
3
GND
5.4V
-0.4V
11
10
1
1
3
L202
C235
0.01
10uH
4.9V
IC210
5
1
VCC
2 4
3
GND
0V
5V
-0.4V
5V
-0.4V
R296
TP230
100
1
SYNC OUT
TP233
R254
100
R252
2
R287
TP228
1K R247
3
2.7K
R258 0 4
3
390K
R255
R251 680 5
2.2K
R236 6
80
0
TP229
0V 7
8
4.8V 9
R253 3.3V 10
0V
47K R249
11
2.0V C269 C271
100
3.3V 12
1 0.01
4.9V
79
C268
2.0V
0V 1
C270
3V 1
1.9V
13
A
A B C D E
R
R448 R450
R
0 10K
R454 R460
G
0 10K
R445 R447
1 B
0 10K
RGB DRIVER
IC206
C217 2.8V
22u50
0.8V 9 8 0V
OUTC2 GND3
+
C229
2.9V
C218
2.9V
7 1.8V
100u25 INC
0.9V 10
OUTC1
+
6
11
NC1
C226
2.8V NC2
5 0V
22u50 GND2
0.8V 12
OUTB2
C230
2.9V
+
4 1.8V
C227
2.9V
INB
100u25
0.9V 13
OUTB1
+
C219 2.8V 3 0V
GND1
22u50
0.8V 14
C228
OUTA2 2.9V
+
2 1.8V
C220
2.9V INA
100u25
0.9V 15
OUTA1
+ 1 0V
4.9V 16
MUTE
VCC
C222
10u50
+
C221 0.1
V5V-2
C223
100u25
C215
+
330u6.3
C225
+
IC208 0.1
C216
15P
1.4V 4 3 4.9V
IN2 VCC
0V 5 2
GND OUT
1
C224
6
SW
IN1
1
2.3V
1.2V
VIDEO SW
3,72
3
3
TP231
C251
4.7u50
+
R257 C252
0.1
10K
TP225
3.3V
0V
HSY IN
3.3V
0V
5.1V 3.3V 4.8V
0V 0.1V
5V
SYNC OUT
-0.4V
3.1V
SYNC IN2 0V
3.2V
SYNC IN1 1.6V
4.8V
3V
2.7V
2.5V
5V
HFIL OUT
0V
CO OUT P
H SYNC IN2
SYNC SW
L SYNC IN1
VCO IN P
GND11
IC211
1.3V
CHROMA GAMMA IC
F ADJ 3V
2.5V
VCC1
3.3V
NVCO OUT N
PSAVE 0V
4.3V
H OSD VCO IN N
3.9V
SW2
L COMP or RGB1
H RGB1
SW1
2.4V
L COMP
1.4V 1.7V
0.8V
3.3V
2.5-3.3V
2.4V
1.9-2.2V
R266
560
6
S
KOS-V1000/V500
R OUT
TP235
G OUT
TP234
B OUT
TP224
RL+
L215
FL+
10uH
RL-
FL-
R OUT 15
TP242
R275
1 3.6K
R
G OUT
RR-
TP241
FR-
R276
RR+
1 3.6K
G FR+
B OUT
38
TP240
R277
1 3.6K
B
R278
100
L213
10uH
TP227
R295
3.3V
100
0V
3
3.2V
1V
3
38
3
C260
4.7u50
+
38
C261
0.1
36 5.0V
VCC2
35
BOUT B
34
GOUT G
33
ROUT R
32 0V
GND2
D517
31 Q506
R273 C262
GND12
680 8P
30
X201
29
4.433619MHz
4.4V
3.8V
C263 R281
2.3V
0.47 5.6K
28
APC FIL
R274 2.2K
27
C259
X202
5P
26
3.579545MHz C257
25
TC1
0.01
3.4V
1.5V
R271
0
A B C D E
X14-982x-xx (4/10)
T
J500
15
BU
14
R500
100K
Q500
R505
REVERSE
10K
16
14
PARK DET
Q501
R507
17
10K
D508
R504
100K
Q502
ILL DET
R508
21
4.7K
R510
100K R511 R512 Q503
D512
10K 10K
BU DET
14
R534
Q512
2.2K
19
EXT AMP
20
R536
L MUTE
100K
D519 Q510 R531
ANT CON
1K
1/2W
R5
Q511
R530 2.2
R527 1K
10K 1/2W
Q507
Q508
R524
22K
R525
Q50
1K
1/2W
P CON
27