CD-BA180
– 14 –
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 28.
Figure 14 SCHEMATIC DIAGRAM (3/10)
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
M_GND
T1_R
T1_L
A_GND
A_GND
ERASE
T2_R2
T2_R1
T2_L1
T2_L2
9.3V
8.6V
9.3V
0V
3.4V
3.4V
0V
0V
0V
2
3
1
1
2
3
0V
0V
0.7V
0V
0.7V
0V
0V
0V
0.7V
0V
0V
0V
0.7V
0V
0V
0V
0V
0V
0.7V
ERASE
HEAD
TAPE 2
RECORD/
PLAYBACK HEAD
TAPE 1
PLAYBACK HEAD
R-CH
L-CH
R-CH
L-CH
1
3
7
6
5
3
2
1
4
2
24
23
22
21
22
19
18
17
16
15
1
1
10
9
8
7
6
5
4
3
2
1
7
6
5
3
2
1
4
1
3
2
+5v
CD_GND
L-CH
A_GND
R-CH
1
2
3
4
5
GND (A_GND)
L
GND (CD_GND)
+5V
R
TO
POWER
SECTION
P16 1 - F
CD
TUN
DECK
AUX
LSEL0
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
CCB
INTERFACE
R1
R2
R3
R4
RSEL0
RIN
RTRE
RBASS
ROUT
VREF
VDD
CLK
L1
L2
L3
L4
LIN
LTRE
LBASS
LOUT
VSS
CE
DI
L
R
ALC
Nor/CrO2
-
+
-
+
Hich=T1
+
+
-
-
Hich=CHROME
56K
112K
56K
112K
q
t
r
j
s
3
4
2
1
5
CNP11
TO CD SERVO
PWB
P13 12 - D
FM SIGNAL
PLAYBACK SIGNAL
RECORD SIGNAL
CD SIGNAL
VIDEO SIGNAL
+B
+B
+B
+B
+B
+B
IC401
LC75341
AUDIO PROCESSOR
C406 22/50
C408 10/50
C410
0.1(ML)
C412 0.1(ML)
C418 1/50
R
C414 0.0027
C424 1/50
C422 1/50
C420 4.7/50
C426 1/50
C428 1/50
R418
3.3K
R141
10K
Q11
KTC319
R140
10K
R142
220K
Q110
KTC3199 GR
R136
10K
C132
0.0033
R134
100
C134
47/25
C130
0.022
R132
1.5K
C128
22/25
C126
270P
R128 6.8K
R130
3.9K
C144
0.0022
R126
68K
R122
5.6K
C122
47/25
R124
33K
R116
56
C116
100/10
C118
0.033
R118
100K
R120
3.9K
C114
330P
R114
1K
C112
330P
IC101
AN7345K
R135
10K
C135
47/25
C133
0.0033
R133
100
C129
22/25
C131
0.022
R131
1.5K
C127
270P
R127
6.8K
R129
3.9K
C139
3.3/50
C143
0.0022
C137
0.022
R123
5.6K
R125
33K
C123
47/25
C121
560P
R121
3.9K
R119
100K
C117
100/10
R117
56
C115
330P
R115
1K
R138
15K
C113
330P
C106
0.001
Q108
KTC3199 GR
C107
0.001
C119
0.033
Q109
KTC3199 GR
R112
4.7K
R110
47K
R111
4.7K
R113
47K
R107
2.2K
Q105
2SC1845 F
R109
3.3K
C105
180P
Q107
2SC1845 F
Q106
2SC1845 F
R108
3.3K
R106
2.2K
Q104
2SC1845 F
C104
180P
R105
1K
R104
1K
C120
560P
R137
15K
C103
0.001
C102
0.001
Q101
KTA1266 GR
Q103
KRC104 M
R103
4.7K
R101
10K
R102
10K
Q102
KRC104 M
Q401,Q402 : SYSTEM MUTE
C108
100/16
R157
150
R425
22K
C403
22/25
R410
10K
Q402
KTC3199 GR
R417
3.3K
C421 1/50
C427 1/50
C425 1/50
C423 1/50
C419 4.7/50
C417 1/50
C413 0.0027
R415
3.9K
C407
10/50
C409
0.1(ML)
C411 0.1(ML)
C404
100/16
C405
0.022
R409
10K
R401
330
R403
2.7K
R407
2.2K
C401
0.001
C402
0.001
R408
2.2K
R404
2.7K
R402
330
CNP101
CNP102
BI402
CNS402
Q401
KTC3199 GR
CHASSIS
MUTING
MECHANISM
CHASSIS
EARTH
C150
22/25
Summary of Contents for CD-BA180
Page 32: ...CD BA180 32 MEMO ...