Service manual
CD-CH1500H/CD-CH1500W
– 24 –
Figure 24 SCHEMATIC DIAGRAM (3/14)
A
B
C
D
E
F
G
H
1
23456
• NOTES ON SCHEMATIC DIAGRAM can be found on page 49.
1
1
12
12
11
12
10
9
8
7
6
5
4
3
2
1
TAPE MECHANISM
ASSEMBLY (1/2)
3
2
1
3
3
2
2
1
1
g
h
i
1
33
+B
O
Q
PXY
U
V
W
T
R
Sd
f
c
b
a
TAPE
MECHANISM
PWB-H
32
1
+B
+B
IC905
DIMMER
S-MUTE
LED-TIMER
P-CLOSE
P-OPEN
3
2
1
1
+B
+B
+B
-B
+B
+B
+B
+B
+B
+B
+B
+B
CD-CH1500W
ONLY
R1133
470
R1062
3.3K
R1124
10K
R1119
1K
R1118
1K
R902 1K
C945
0.1
R1046
12K
R946 1K
R991
1K
C1003
47/50
C10
0
0.1
R
R1106
10K
R1107
10K
R1108
10K
R1109
10K
D951
DS1SS
1
D952
DS1SS133
R1105
10K
R984
R1085
5.6K
R985
1K
R1086
5.6K
R986
1K
R987
1K
R1087
5.6K
R1088
5.6K
R988
1K
R995 1K
R1066
10K
R966 1K
R1065
10K
R965 1K
X902
32.768kHz
C941
22P
(CH)
C902
0.1
R969
1K
R1068
10K
R1060
100K
D902
DS1SS133
D901
DS1SS133
R1008
1K
R1031
1K
R1007
1K
Q909
KRC107 M
R1015
820
Q908
2SB561 C
C913
2.2/50
R1014
100K
Q907
KRC107 M
R1013
47K
D910
DS1SS133
C912
47/16
Q906
KRC107 M
R1012
1K
Q905
2SB561 C
L910
47µH
R1011
100K
C901
1000/6.3
C981
0.22
C980
0.22
C903
0.1/50
D905
DS1SS133
L901
100µH
C904
0.01
R1003
4.7K
IC905
KIA7042AP
RESET
R1002
100K
R1001
47K
C906
0.1
C905
3.3/50
Q901
KRC102 M
D906
DS1SS133
D907
DS1SS133
C907
10/50
R962
1K
C964
0.1
C916
0.1
C917
0.1
R920 1K
R904 1K
R1056
10K
R1058
100K
R1036
5.6K
R921 1K
R1053
10K
R968
1K
R948 1K
R918 1K
R919 1K
R914 1K
R958
1K
R934 1K
R915 1K
R957
1K
R956
1K
R1055
10K
R947
1K
R955
1K
R954
1K
X901
600MHz
R959
1K
R960
1K
C957
150P
(CH)
R901 1K
R941
330K
R932 1K
R906 1K
C958
390P
C943
0.1
R943 1K
R908 1K
R907 1K
R910 1K
R970
1K
R933 1K
C950
150P
(CH)
R1044
22K
R1057
10K
R1054
10K
R905 1K
C942
18P
(CH)
R953
1K
R944 1K
R936 1K
R935 1K
R1035
5.6K
R911 1K
R912 1K
R913 1K
R903 1K
CNP970
FFC970
R1141
1K
IC901
IX0417AW
SYSTEM
MICROCOMPUTER
BI
9
CNP901
FFC901
C998
22/10
C1013
0.022
SW901
SPAN SELECTOR
R1033
10K
R917 1K
0V
0V
0V
0V
0V
1.1V
5V
5V5V
5V
0V
0V
4.4V
0V
0V
0V
0V
0V
0V
11.3V
11.3V
11.3V
0V
11.4V
11.4V
5V
11.3V
0V
5V
5V
5V
5V
5V
5V
5V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0.8V
5V
5V
5V
5V
0.2V
5V
2.6V
2.3V
0V
2.8V
2V
4.4V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
0V
0V
0V
0V
0V
0.3V
5V
4.8V
(4.8V)
(4.6V)
0.2V
0.2V
0.2V
0.2V
0.2V
0.2V
5V
0.2V
0.2V
5V
5V
5V
0V
0V
0V
0V
0V
5V
5V
5V
0V
0V
0V
0V
0V
5V
5V
33
32
31
30
29
28
27
26
25
24
23
22
FH_A-SW_A
FH_T-SW_C
FH_T-SW_B
FH_T-SW_A
FH_A-SW_B
FH_A-SW_C
FH_A-SW_D
FH_A-SW_E
FH_C-SW_A
FH_C-SW_B
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
CD_BUS3
CD_BUCK
CD_CCE
CD_RES
CD-SW
CD_BUS2
CD-RW
CD_BUS1
T-MO_REV
CD_BUS0
T-MO_FOR
CD_L
PU-IN
A_GND
C-MO_REV
CD_R
C-MO_FOR
CD_GND
CD_GND
CD_+B
CD_+B
M
SOLENOID
+
–
2
1
3
4
5
6
7
8
9
10
11
12
F_REC
R_REC
CST_SW
–COM
+MTR
+5V SENSOR
SENSOR OUT
+SOL
M_+B
M_GND
CD_+B
CD_GND
A_+10V
A_GND
L CH
R CH
A_GND
A_+10V
A_GND
CD_+B
CD_GND
M_GND
M_+B
A_-B
AUX_SEL
L_CH
R_CH
A_GND2
C2B_CL
C2B_DO
C2B_CE
C2B_DI
S-MUTE
VSM
P30 1 - H
TO AUDIO SECTION
P30 6 - C
TO AUDIO SECTION
D_GND
A_+B
PB_MUTE
CD_MUTE
CD-R_SEL
A_GND
CD_R
CD_L
P30 3 - H
TO AUDIO SECTION
SIDE-B
SIDE-A
CST-SW
EX-DATA
EX-CLK
LCK1
CD-SW
9
8
7
6
5
4
3
2
1
CD-R_
S
LCK
VSS
DATA
CLK
POWER
SP_RLY
PROTECT
LEVEL_L
KEY3
KEY2
KEY4
KEY0
KEY1
VSM
LEVEL_R
51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 8
0
40
41
42
43
44
45
46
47
48
49
50
31
32
33
34
35
36
37
38
39
9 8 7 6 5 4 3 2 1
CD RES
CD C
FH T-S
W
FH T-S
W
FH T-S
W
FH A-SW B
FH
M
FH A-SW A
FH M
FH M
FH M
AVref1
AVSS
Vref 0
AVDD A
CD
R
RESET
XT1
XT2
VSS
X1
X2
VDD
TIMER LCD
28 POWER RLY
29 LCD RS
30 LCD R/W
31 LCD E
27 NC
CD PIC
K
LCK2
TEST/Vpp
LCD DB4
LCD DB5
LCD DB6
LCD DB7
LCK1
VDD
DEST_OUT2
V
FH C-S
W
FH C-S
W
FH A-SW E
FH A-SW D
FH A-SW C
CD B
U
CD B
U
CD B
U
JOG-B
KEY 4
LEVEL_L
LEVEL_R
KEY 3
KEY 2
KEY 1
KEY 0
BACK LED CONT
3 REC BIAS
2 REC
1 PB MUTE
DATA
REVERSE
JOG-A
CST SW
CAM SW
B-FP SW
A-FP SW
DEST_OUT1
REMOCON
VSM
PROTECT
C FUTA OP
SPAN
CD BU
C
C FUTA CL
SYS MUTE
CD B
U
REC MU
DEST_IN
CD MUTE
CE
LCD-RW
LCD-E
TUNER DI
TUNER DO
TUNER CL
CLK
RUN PULSE
T-SOL
T-MOTOR
LCD-RW
LCD-E
LCK2
POWER_RLY
REC_BIAS
REC_CONT
CST-SW
CAM-SW
SIDE-B
SIDE-A
RUN_PUL
C2B_CE
PB_MUTE
EX-CLK
LCK1
SOL
EX-DATA
MOTOR
C2B_CL
C2B_DI
C2B_DO
CAM-SW
RUN_PUL
MOTOR
SOL
RX_IN
JOG-B
JOG-A
RES
PLAY SW
TAPE
MOTOR
CD-SW
NC
NC
NC
1 2 3 4 5 6 7 8 9
10 11 12 13 14 15
30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10
SP RLY
POWER KEY
GND
PLAY
SWITCH
CASSETTE
SWITCH
Q905,Q906: SOLENOID DRIVER
RUN PULSE
SYS STOP
51
52
53
54
80
79
78
77
4
P28 1 - E
TO CD SERVO PWB
CNP1
P32 1 - D, P34 1 - D
TO POWER PWB
CNP806
+B
+B
Q901: RESET
Q908, Q909: MOTOR DRIVER
FOR
CD-CH1500H
ONLY