Kenwood KOS-V1000 Service Manual page 29

Z
24
466
2.2
E
C984 R477
10u50 82 R485 C977
10u50
+
10K
+
DC0V
DC0V
11.5V
IC954
GND
C976
10u50
DC0V
+
C978
DC0V
10u50 R472 R484
+
82 10K
C968
0.01
467
2.2
18
17
23
25
19
19
6
A8V-2
DC4.3V
C617
100P
P-FL
C618
25
100P
P-FR
23
C619
10u50
48 4.3V
PREF
+
47 0V
PGND
46
C623
LDOUT1L P-RL
100P
45
LDOUT1R P-RR
C622
4.3V
100P
19
44
LDOUT2L P-SWL
C621
100P
43
C620
LDOUT2R P-SWR
100P
42 0V
GND
41 8.4V
VCC
40
ACIN0L
39
ACIN0R
31
38
ACIN1L
37
ACIN1R DC3.3V
36
ACIN2L
35
C626 C625
ACIN2R
1 1500P
34
ACIN3L
C627 C628
33
ACIN3R
1 1500P
DC3.3V
R608
1K
R609
1K
31
BR AVOUT-R
BL AVOUT-L 19
19
C
A B
AA
OP AMP
+11V-1
C983 R475
10u50 82 R489 C987
10u50
+
10K
+
DC0V
DC0V
11.5V
IC952
C980
10u50
DC0V
+
C982
DC0V
10u50 R474 R487
+
82 10K
C967
0.01
-11V-1
R641
47K
Q603
R644
4.7K
19
23
D
IC700
DC1.5V
1
IN1B
2
SW1
R771
3
R OUT1
75
0V 4
GND2
R772 75
5
G OUT2
R773 75
6
B OUT3
7
SW3
8
DC1.4V
IN3A
18
17
B
19 17 18 19
D
A
31 31
25
A
B
C
D
R800
C REMO
E
3.3V
3.3V
0V
3.3V
0V
A
B
D
IC957
E
C
3.3V 0V
0V
GND
5V 3.3V
0V 0V
ESD3 GND
P502 J800
D E
AB
J600
24
24
C985 R476
10u50 82 R488 C986
10u50
+
10K
+
DC0V
DC0V
11.5V
IC953
C979
10u50
DC0V
+
R637
22K
C981
DC0V
10u50 R473 R486
C661
+
82 10K
C966
1000P
Q602
0.01
D614
PRE MUTE
Q608
D612
19
23
VIDEO SW
C700
1
NAVI-R
DC1.4V
C701
16 1
5V
IN1A
0V 15 0V
GND1
C702
DC0.7V
1
14 DC1.5V
IN2B NAVI-G
13 4.9V
VCC
5V
DC1.4V
0V
12
C703
SW2
1
11
5V
IN2A
0V
10 0V
C704
GND3
1
9
IN3B NAVI-B
DC1.5V
C705
1
GND
SW3.3V
C
25
SW5V
C801 0.01
R802
5.0V
IC800
100 100K
4.8V
5
R805
0V 1
VCC
R801
100 100K
2
0V 3 4
5V
GND
0V
5V
0V 5.0V
IC806
R806
5V
5
100K 0V 1
VCC
2
0V 3 4
GND
C808 0.01
5V
0V
R803 R958
1K 100
ESD3 GND
J801
REMO IN REMO OUT
AC
KOS-V1000/V500
FRONT REAR SW
L
R
C673 0.1
D611
C674 0.1
C675 0.1
D610
D608 D616
D607 D617
ESD1 GND
24
R640 R648 R652 R658
22K 22K 22K 22K
C662 C666 C667 C670
1000P 1000P 1000P 1000P
Q604 Q605 Q606 Q607
23
TV-R
V SW
IC701
C708
DC1.6V
1
1 8
IN1 GND
5V 2 7
C709
26 CTLA OUT
0V
1 6
3
VCC
IN2
TV-G
4 5
DC1.6V
CTLB IN3
5V
0V
TV-B
20 20
30
17 18 19
D
A
C
31
26
D806
C839 0.01
5.0V
IC807
D807
5
VCC
1
4
2
3
GND
3.3V 5V
0V 0V
0V
R811
0
1 5
2 6
3 7
4 8
J802
LX BUS
X14-982x-xx (6/10)
AD
AV IN2
AV IN1
PRE OUT
/SW
J700
R781
0
R776 1K
C771 680P
R777 1K
C772 680P
R706 1K
C773 680P
R709
22K
R707 1K
C737
C774 680P
470P
24
D700
R661
22K
D701
C671
1000P D702
Q609
D703
D704
D705
D717
D718
ESD1 GND
SYNC SE
L701
10uH
1.2V
DC1V
0V
R703 C713
5.0V 560 1
C710
1
0V
DC1.6V
2.8V
2.5V
25
26
BU
D805
D808
9
10
13
11
12
29