Kenwood DPC-191 Service Manual page 6

A B
MECHA. ASS'Y (KSM-524AAA)
CN4
PD2 R4A 33K
1 1
PD1 R5A 33K
1
2 2
PICKUP
E R99A 150K
E 3 3
PD
4 4
R6A 91
LDVR
5 5
A D GND
6 6
B C
LD
LD
7 7
VCC VCC
8 8 +3.2V B
F + VC VC
9 9
F R100A
10 10
150K
NC
11 11
TRK-
12 12 TR-
TRK+
13 13 TR+
FCS-
2
14 14 FO-
FCS+
15 15 FO+
LMT. FEED DISC
SW MOTOR MOTOR
+ +
- -
M M
3
2.0V
1.8V
0.2V
( TR- )
4
0.2V
( TR+ )
0.6V
( FO- )
0.3V
( FO+ )
SP1
SP+ 0V
SP- 0V
SL1
SL+ 0V
5
SL- 0V
C125A 1 1.5V
C126
100u6.3
+
1.0V
D104
Q102
C127
47u10
+
6
7
C D
C510A C105A
C104A 470P 150P R113A C107A
0.1
22K 0.022
R111A R112A
C103A 100K 47K
0.1
IC1
RF AMP
3.2V
C116
R115A
0.2V
2P
150K
R116
12K
+3.2V B
+
+
R136A
+3.4V
10
Q104
2.8V +3.4V
C501
22u16 R125A
+
3.1V C139
22u16
+
C138
100u6.3
23
+
TR-
3.1V
C137
3.4V
0.1
11 3.4V
24 SVCC
TR+
25
10 6.2V R140A
FO-
VSEN
9 3.9K
BSEL
C136
8 0.9V 4.7u50
26
SPRO
FO+
+
7
27 SGND
PGND IC2
28 6
RGND DRGND
BTL DRIVER
29
5 1.1V
SP+
IN
0.4V
4 C135 R123A
30 FB
0.2V
SP-
0.022 4.7K
3
OUT
31
TV+
0.7V C134
2
DED
0.1
32
1 6.2V
TV-
PVCC +6.2V
33
VO
C133
100u6.3
C132
C131
0.01
R119A
47
6.2V
Q6
R502A
100K
46
6.2V
+6.2V +6.2V
E F
+3.4V
NO. COM.1 COM.2 COM.3 COM.4
1 L1 L2 L3 L4
C108A
2 L8 L7 L6 L5
0.027 C109A
3 1e 1g 1f 1a
0.1
4 1d 1c 1b D.A.S.C
5 2e 2g 2f 2a
C120A
1
6 2d 2c 2b P.MODE
3g
7 3e 3f 3a
8 3d 3c 3b REPEAT
9 4e 4g 4f 4a
:
10 4d 4c 4b
11 5e 5g 5f 5a
12 5d 5c 5b B.BOOST
6g
13 6e 6f 6a
14 6d 6c 6b C
15 COM.4
16 COM.3
17 COM.2
18 COM.1
R46A
10
+3.2V B
R166A
1K
R167A
1.6V 21
TRV
47K
R168A
0V 22
( 21 ) TVD
10K
1.6V 23
(
20 ) PC
22K
R169A
1.6V 24
ECM
33K
R170A 1.6V 25
( 19 ) ECS
5.6K
R171A
1.6V 26
( )
17 KICK
100K
C160A R172A 1.6V
27
TRD
4700P 15K
R175A R173A
1.2K 6.8K 1.5V 28
( 16 ) FOD
1.6V 29
VREF
1.6V 30
( 30 ) FBAL
1.9V 31
( 31 ) TBAL
1.6V 32
( 32 ) FE
1.6V 33
( 33 ) TE
1.6V 34
( )
34 RFENV
0V 35
( 35 ) V DET
0V 36
( 36 ) OFT
1.2V 37
( 37 ) TRCRS
0V 38
( 38 ) RF DET
+
0V 39
( )
39 BOO
0.1
3.2V 40
LDON
( )
41
0V
C161A
1000P
+3.2V B
+6.2V +6.2V
G H
+3.4V
LC101
D.A.S.C. P.MODE REPEAT B.BOOST
L4 L5
L6
L3
L2
L7
1 2 3 4
L8
L1
13
+3.2V A
3.2V
80 1.6V
SSEL 80
79 1.7V
MSEL 79
78 1.1V
PSEL 78
3.2V
77
CSEL +3.2V A
76 0V
RSEL
R301A
75 1.6V
OUTR
1K
74 0V
AVSS1
1.6V
73 R201A
OUTL
1K
IC4
DAD & DSP
1.6V
R183A
72
AVDD1
3.2V
71 100
TEST +3.2V A
70 0V
IOSEL
69 3.2V
RESY 69
68
DEMPH
67
CRG
66
CLVS
65 0V
FLAG 65
64 0V
IPFLAG 64
63
63 0V
FCLK 63
62
CLDCK
61
BYTCK
3.2V
R401A
22K
3.2V
X1
33.8688MHz
+ R47A
C169A 10
1
+3.2V B
+6.2V
I J
+3.4V
C
1.7V
a
f b
22
g ( )
S2 SEG2
23
( S3 ) SEG3
e c
24
d
( S4 ) SEG4
25
5 6 ( S5 ) SEG5
26
(
S6 ) SEG6
27
( )
S7 SEG7
28
( S8 ) SEG8
29 1.7V
( S9 ) SEG9
30
( S10 ) SEG10
31
(
S11 ) SEG11
32
( )
S12 SEG12
33
( S13 ) SEG13
34
SEG14
35
SEG15
JP14 36
MODE M
R22A
4.7K
37
D CNT
JP16
38
MODE A
39
MODE B
40
STDBY
41
42
0V
R189A
R40A 10K
10
+3.4V
C203 R202A
4.7u50 47K
+
C303 R302A
4.7u50 47K
+
+3.4V
+6.2V