Service manual
CD-BA3000
– 20 –
Figure 20 SCHEMATIC DIAGRAM (5/10)
A
B
C
D
E
F
G
H
1
23456
• NOTES ON SCHEMATIC DIAGRAM can be found on page 35.
Q710
KTC3199GR
R713
100K
R714
100K
R715
100K
Q711
KTC3199GR
Q712
KTC3199GR
RS723
1K
RS724
1K
RS725
1K
R701
100K
R704
100K
R716
100K
Q702
KTC3199GR
R705
1K
R719
1K
Q703
KTC3199GR
Q701
KTC3199GR
R702
1K
C709
47/50
R724
33
C715
47/50
R725
10K
R726
10K
D723
1SS133
D722
1SS133
D707
D709
D707,709:1SS133
IC701
IX0334AW
SYSTEM MICROCOMPUTER
R
R
R
R
R
R
X
4.19
R741 1K
R740 1K
R794 1K
R742 1K
R743 1K
R744 1K
R
R
R77
R77
R77
R77
R
R
R
R
R
R
R
C719
47/25
FL701
R767 1K
R766 1K
R768 1K
R760 1K
R762 1K
R761 1K
R759 1K
R758 1K
R756 2.2K
R749
10K
R717 1K
R750 1K
R755 2.2K
R747
1K
R754 2.2K
R753 1.8K
R748
1K
R751
10K
R746
10K
R712
10K
R710
1K
R706
10K
R707
10K
R709
10K
R708
10K
R777
10K
R732
68K
R733
68K
R795
10K
R757
10K
R765
R764
R763
SW
DIM
RD
680
SW70
POWE
D715
1SS133
R739
470K
R738
1K
R735
470K
Q706
KTC3199GR
Q707
KTC3199GR
Q708
KTA1273Y
MOTOR
DRIVER
R734
1K
C717
2.2/50
C716
2.2/50
D714
1SS133
R736
10K
Q704
KTA1271Y
R737
10K
R752
10K
Q705
KTA1271Y
D712
1SS133
D713
1SS133
SW
CD
CNS701
CNS702
LED722
4204SRT7
FFC701
FFC702
1
TUN_SM
M_+10V
-
+
63Hz
10KHz
L
R
63Hz
10KHz
S_MUTE
MIC IN
SPN_A
SPN_B
P19 10 - H
TO MAIN PWB
F_REC
GND
T1 PLAY
T1 RUN
R_REC
SOL1
SOL2
+MTR
+5V
T2 RUN
T2 PLAY
MM1
TAPE
MOTOR
SP DET
P25
P24
P23
G15
G14
G12
AC_RLY CON
SP_RLY
-VF
VF2
VF1
M
UN_SW 5V
+5V
DI
CE
DO
CLK
SPAN_LCH
SPAN_RCH
M_+10V
-20dB ATT
T_T1 T2
T_BIAS
REC/PLAY
D_GND
P19
P20
P24 /MOV VOL CONT OPEN
P25/SPN B
MIC IN
FPB (R_REC)
TI RUN
AVREF
SPEANA1
XT2
DRF
RES OUT
-20dBATT
F
FPA (F-REC)
P23 /MOV VOL CONT CLOSE
T2 RUN
CD CLAMP SW
5V BACK
10V
12V
10V
10V
0V
0V
T_SOL 2
F
F
F
G11
P01
P02
P03
P04
P05
P06
P07
P08
P09
P10
P11
P12
P13
P14
P15
P16
P17
P18
P19
P20
P21
P22
G1
G2
G3
G4
G5
G6
G7
G8
G9
G10
G11
VLOAD
P12
P13
KOK LATCH
T2 PLAY SW_B
T1 PLAY SW_A
SP DET
SP RLY
AC RLY_CONT
VDD
TIMER LED
T_MOTOR
T_SOL 1
SMUTE
VSS
REMOCON
JOG 0
JOG 1
SYS STOP
KEY 0
KEY 1
KEY 2
SPEANA0
SPEANA2
SPEANA3
TUN SM / M-BUSY
AVSS
DO
DI
CLK
CD DO
CD CLK
VPP/IC
DP REQ
S-BUSY
CE
P11
P10
P9
P8
P7
P6
P5
P4
P3
G15
G14
G13
CD INT
WRQ
CD DI
CD CE
RESET
AVDD
X2
X1
VDD
LCK 0
LCK 1
2
3
4
5
1
7
8
9
6
12
13
14
15
11
17
18
19
10
16
22
23
24
25
21
27
28
29
20
26
2
3
4
5
1
7
8
9
6
12
11
10
13
2
3
4
5
1
7
8
9
6
12
11
10
13
G01
G02
G03
G04
G05
G06
G07
G08
G09
G10
G13
P1
P2
G12
P18/DIST3
P17/DIST2
P16/DIST1
P15/DIST0
P14
P22
P21
DIST_OUT/SW OUT/SPN A
2
3
4
5
1
7
8
9
6
12
13
14
15
11
17
18
19
10
16
20
22
23
24
25
21
27
28
29
26
30
32333435 31
32
33
31
373839 364042 4143444547
47
4849 46
67
68
69
66
72
73
74
75
71
70
77
78
79
76
80
80
57
58
59
56
62
63
64
65
61
60
52
53
54
55
51
50
51
50
82 83 84 8581 87 88 8986 90 92 93 94 9591 97 98 9996
100
VDD
DISPLAY PWB-A2
+B
29
1
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
CNP702
TAPE MECHANISM PWB-E
+B
SWM2
T2 PLAY
SWM4
R. PLAY
SWM3
F. PLAY
SWM1
T1 PLAY
SOLM2
SOLENOID
SOLM1
SOLENOID
PH1
PH2
2
3
789 6
12131415 11171819 1016
535758
29
20
56 5052 51 434445474849 46 4042 41
333435373839 36 3032 31
R791
10K