Kenwood DPC-181 Service Manual page 9

K L
45
+3.4V +3.4V
+
R2A R1A
R71A
10K 10K
3.4V 0V
+
84
83 0.2V
1.1V 2.2V 3.1V
3.4V BLKCK
82
YM DATA 82
0.2V
81
Z SENSE 81
80
3.4V
YMCLK 80
79
YMLD 79
78
77 1.9V
SUBQ
76 3.3V
SOCK
IC3
3.4V
75
75
u-COM
LRST
74
VDD +3.4V
73 1.6V
SMCK
72
71
VSS
70
X2
69
X1
3.3V
68
RST
67
R23A
0.2V
66 3.3V
MLD
2.0V 0V
65 0V
0V
MDATA
64 3.3V
MCLK
( 52 )
( )
35
R67A 10K
( )
36
+3.4V
C184
470u10 R49A
+3.4V
+
10
R203A
100K 0V
IC7B Lch
C204
4.7u50 2 C206 R209A
6
220u6.3 10
+ 3
+
0.6V 5
- +
+ 4
1.2V
1.3V
R204A
VOLUME
820
Q201
D201A
Q205A
R303A
1.9V 2.4V
100K
R206A
HEADPHONES
15K
C304 1.2V
0V 1.3V DRIVER
4.7u50 7 C306
+ 220u4 R309A
1
+
8
- +
10
0.6V
4
IC7A
Rch
Q305A
1.3V
+
R304A
Q301
820
D301A
2.4V
1.9V
R306A
15K
1.3V
+6.2V
M N
+3.4V
X
D120A C
IC6
Q115 D-RAM
10K
(BOTTOM VIEW)
D119A
3.4V
3.4V
13
3.4V
C180A
1
+3.4V
15
3.4V
14
18
1
VDD
3.4V
2 3.4V
19 UG1
3
UG2
4
UG3
IC5
5
UG4
6
SHOCK PROOF
UG5 NCAS
7
NTEST1
3.2V
D1A
8
3.4V
NTEST2 1.1V YMCLK
9
( 52 ) CLK YMDATA
1.7V
1.5V
10 0V 0.2V
56K
VSS 1.6V YMLD
9
11
( 3 ) YSR DATA YDMUTE
8
1.6V
7
+3.4V
3.4V
+3.4V
0V 3.4V
Q5 0V
R41A
0V
Q202
R321A
4.7K + R211A
470
Q4
680
Q303
Q302
R311A
680
0V
+6.2V
O P
+3.4V
SW104
( 9 )
X P.MODE
DPC-181/183
D115
(
8 )
SW104
B.B/P.MODE
OTHERS
R31A R32A R33A R34A
1.2K 1.5K 1.8K 2.4K
D116
( )
5
6.2V
33 3.4V
NWE 33
32 0V
D1 32 +6.2V +6.2V
L105 L106
31 0V
Q106
D0 31 33uH
30 0V
D3 30
29 0V
2.6V
D2 29 C148
28 3.4V 3.4V + + +
28 47P
27
NOE C147A
26 3.4V
80 1
3.4V
25 C146A
0V
82
C6
24 0V
0.1 0.01
79
R134A
23 0V
Q108
100
R58A
2.4V
10K 3.0V
Q110
R43A
Q107
10K
0V
D121A
( 52 )
( 53 )
3.0V
( )
47
Q304
R68A
+7.2V
47K
X
A
J104
1
OPT OUT
2
+3.4V
7
C322
4.7u50 8
DIGITAL
+
OUT
9
X
J105
R
R221A L
LINE OUT
470 G
Q203
J102
R
L
PHONES
G
R45A
39K
DPC-181/183
+6.2V
DPC-381/382/383
Q R
SW108
OFF
DPC-181/183
CAUTION: For continued safety, replace
( 10 )
B.B.SW
safety critical components only with
OTHERS
manufacturer's recommended parts (refer to
ON
DASC SW
parts list).
components. For continued protection
( 45 ) against risk of fire, replace only with same
SW109
type and rating fuse(s). To reduce the risk of
DOOOR SW
electric shock, leakage-current or resistance
measurements shall be carried out (exposed
parts are acceptably insulated from the
ON
supply circuit) before the appliance is
SW107 returned to the customer.
HOLD
REPEAT
OFF
R35A
3.6K The DC voltage is an actual reading
measured with a high impedance type
R51A
1
voltmeter. The measurement value may vary
J103
1.2K
D117 2
depending on the measuring instruments
REMOTE
JP15A
3
used or on the product. Refer to the voltage
X
R39A R52A
D
during PLAY with DASC OFF(at the normal
220 1.5K
speed) unless otherwise specified; The
Q111
value shown in ( ) is the voltage measured
+B
6.5V(DC-IN) at the moment of STOP.
5.7V
6.5V
(DC-IN)
Q112
+B +B
5.7V
D111 1
R57A
+B
1.5Vx2
R60 15
3
220K
BT
BATTERY
+
1W
2
D112
1
+B
1.5Vx2
R61 15
3
BT1 BATTERY
1W
2
J101
7.2V
3
+7.2V
2
Q109
R64A
1
680 DC-IN
+
4
5
DPC-181
DESTINATION
D122A R63A
COUNTRY
10K
U.S.A.
CANADA
EUROPE
U.K.
AUSTRALIA
GENERAL MARKET
GENERAL MARKET
DPC-183
IC1 : AN8806SB
DESTINATION
IC2 : AN8819NFB
COUNTRY
IC3 : MN171603HFC U.S.A.
IC4 : MN662740RE CANADA
EUROPE
IC5 : SM5859AF
U.K.
IC6 : MN41V4400SJ-07
AUSTRALIA
IC7 : NJM2073M
GENERAL MARKET
DPC-381
Q4,6,201,301,304 : 2SC3330
Q5,104.110 : 2SA1317 DESTINATION
COUNTRY
Q102 : 2SB598F
U.S.A.
Q106 : 2SC4481T
CANADA
Q107 : 2SC4048
EUROPE
Q108 : 2SD1805F/2SD1805G U.K.
B
GENERAL MARKET
Q109 : 2SD734F
GENERAL MARKET
Q111,112 : 2SB926T
Q115 : 2SA1317
DPC-382
Q202,302 : 2SD734F
DESTINATION
Q203,303 : 2SC3860
COUNTRY
Q205A,305A : 2SC3859 U.S.A.
CANADA
EUROPE
D1A,102A,119A-122A,
U.K.
201A,301A : 1SS355
GENERAL MARKET
D104 : SB10-03A-BT AUSTRALIA
D111,112 : IN4001
DPC-383
D115 : GMB01-BT(3KEY)
DESTINATION
: SB10-03A3-BT(LCD)
COUNTRY
D116,117 : GMB01-BT
U.S.A.
CANADA
EUROPE
U.K.
SIGNAL LINE
AUSTRALIA
GND LINE GENERAL MARKET
GENERAL MARKET
+B +B LINE
DPC-181/183/381/382/383
Y22-7250-11
S T
indicates safety critical
AN8806SB
R30A,
A C B D D115 R29A
38A
ABB.
K
P
E NO NO NO NO
NO YES
T
X
M
M2 YES GMB01-BT 10K 0
R30A,
A C B D D115 R29A
R38A
ABB.
K
P
NO NO NO NO
E
NO YES
T
X
M YES GMB01-BT 10K 0
A B C D D115 R29A R30A R38A
ABB.
K
P
NO NO NO NO NO
E NO YES YES
T
M
YES SB10-03A 8.2K 1K 820
M2 YES NO
R29A,30A,
A D B C D115
ABB. 38A
K
P
E
NO YES NO NO
T
M
X
A B C D D115 R29A R30A R38A
ABB.
K
P
E NO NO NO NO NO
NO YES
T YES
X
M
YES SB10-03A 8.2K 1K 820
M2 YES NO