Parts List - Kenwood CD-2260M Service Manual

K L
Q Q
3 7 6 3 1 5 1 5 0
+5V
C57 1F5.5 R93
+5V
270
4.9V
C56
100u10
4.9V 2.0V
Q26
IC7 +5V AVR
Q26
(2/2) (S-RAM)
0V 5.6V
8
6
IC11
- 7 7.5V
5 C55
(BOTTOM VIEW)
+
1u50 R91
4.7K LOGIC IC
(SQCK CHANGE
2.0V
-OVER)
5.0V
+7.5V
+5V +5V
VDD
( 74 )
( )
73
( 72 )
(
71 )
0V
( 70 )
(
69
C156
( 68
0.2V
330
T E +5V
L 1 3 9 4 2 2 9 6 5 1 3
C18
( 66
C19 100u6.3
(
+ 65
7P
+5V
C20
(
63
7P
C58 ( 62
47u10
R39 R41 C27
4.8V
13K 15K 150P
C25
R107
330u6.3
4.7K
C29 R43 +
( 59 )
C26
R106
820P 10K
330u6.3
4.7K
+
( 58 )
R44 10K C30
( )
57
820P
( 56 )
R42 15K
( )
55
R40 13K
R143 47K
X
R104 20K
R103 10K
+5V
+5V
+5V
VDD
+7.5V
w w w
+5V
+ +
.
14 13 12 11 10 9 8 7 6 5 4 3 2 1
CN13
D
M N
+5V
+5V
R108
4.9V
+
47K
IC9
(BOTTOM VIEW)
S RAM
(CD TEXT DATA)
C66
0.01
80
( )
80 A6
79
( 79 ) A7
78
( )
78 A12
77
( 77 ) A14
76
( )
76 A16
75
SQCK/SCK
74
SO
73
SQSI
72
SI
71
STB1
70
LDC
5.0V 69
) TXD-SUB
5.0V 68
) RXD-SUB
67
SQCK/SCK-SW
5.0V 66
) TXD-R
IC8
5.0V 65
(BOTTOM VIEW)
) RXD-R
64
AVREF1 u-COM
0V 63
) LOADM+2
0V 62
)
LOADM-2
61
AVSS
60
DISC-SW2
0V 59
UNLOAD-SW2
5.0V 58
LOAD-SW2
5.0V 57 N-CH
DOOR-SW
ONLY
5.0V 56
INPUT
JOG1
5.0V 55
JOG2
54
8/16
5.0V 53
5.0V
A/DO
2.7V
52
AVREFO
2.5V
51
AVDD
XS8:0V
SL16:5.0V
X2
12.5MHz
+5V +5V
+7.5V
x a o
y
i
1 2 3 4 5 6 7 8 9 10 11 12
CN15
C
O P
8
+5V
+5V
4.9V
1
A2
2
NC
3 0.2V
LCD COMMUNICATION
S3-SW 3
R140 47K
u-COM
4 0.2V
(INTERLOCUTOR REMCON)
S2-SW 4
R141 47K
5 5.0V
5
RD(OE)
6 5.0V IC10
WR(WE) 6
(BOTTOM VIEW)
7 0.2V
5.0V
S1-SW 7
8 28 1
ASTB(CE) GND
9 27 2
VDD +5V GND
10 5.0V 26 3
+5VPUL 10 GND RWRR 13
11 0V 25 4
RTRN 11 GND RWR 12
12 0V 24 5
RWR 12 GND RTRN 11
13 5.0V 23 6
RWRR 13 GND GND
Q Q
14 22 7
L-D7 3 D7 GND 7 6 3
15 21 8
L-D6 D6 REM
16 20 9
L-D5 D5 VDD +5V
X3
17 19
3.64MHz
L-D4 D4
18 18 10
L-D3 D3 XO
19 17
L-D2 D2
20 16 11
L-D1 D1 XI
21 15
L-D0 D0 12
22 GND
TEST
13
RST C99
23 0V
DISC-SW 23 14 0.1
WDOUT
24 0V
ROTLYM+ 24
R96 10K
25 0V
ROTLYM- 25
R97 10K
26 0V
+
LOADM+1 26
R98 10K
+5V +5V
27 0V
LOADM-1 27
R99 10K 5.0V
28 0V R100
LOAD-SW1 28
4.7K
29 5.0V
UNLOAD-SW1 29
30 0V
CS
Q24
( 71 )
Q23
( 57 )
S-RAM CS
( )
56
CONTROL
( 55 )
BUFFER
( )
75
( 74 )
( )
72
(
46 )
40V
+7.5V
u 1 6 3
+5V
.
5 4 3 2 1
CN11
CD-2260M/2280M(K) (1/3)
B
DPF-J7010/J9010(X) (1/3)
Q R
2 4
9 9 8
2SA954 DTA113ZSA
2SC2003 DTC124ESA
2SC3246 2SA1048
2SC3940A 2SC2458
NJM2115M
CAUTION: For continued
safety, replace safety criti-
cal components only with
manufacturer's recom-
mended parts (refer to

parts list).

indicates
safety critical components.
TC74HC00AF
For continued protection
against risk of fire, replace
only with same type and
rating fuse(s). To reduce
the risk of electric shock,
leakage-current or resis-
tance measurements shall
be carried out (exposed
parts are acceptably insu-
lated from the supply cir-
cuit) before the appliance
LB1930M
1 5 1 5 0 8 9 2 4
is returned to the cus-
tomer.
The DC voltage is an actu-
al reading measured with a
high impedance type volt-
meter with no signal input.
The measurement value
may vary depending on the
TA8409S
measuring instruments
used or on the product.
CN6
1 STB1
2 LCD
X32-C/8
3 DOOR-SW
-CN7
4 JOG1 628128BLFP7SL
5 JOG2
3/3
6 SCK
7 SO
A
8 SI
9 RST
X32-F/8
-CN12
10 STB2
2/3
11 F
12 F
B
13 -40V
m
14 +7.5V
X25-
15 GND
CN4
16 GND
c o
2/3
+5V
17
C
X32-B/8
-CN14
CD-2260M/2280M/DPF-J7010/J9010
2/3
D
Y22-7390-10
S T
2
9 9
UN4212
UN4219
2SA1309A
2SC3311A
2SK246
CXA1571M
BA5979S
9 8 2 9 9
17
16
32
1
CXD2587Q
UN5212