Read Sharp CD-BA3100 (serv.man5) Service Manual online
– 31 –
CD-BA3100H
Figure 31 SCHEMATIC DIAGRAM (4/10)
7
8
9
10
11
12
0.7V
0V
0V
0V
0.7V
0V
0V
0V
11.6V
0V
0V
0V
11.7V
11.6V
13
14
15
16
17
18
19
20
21
22
23
24
9
10 11
12
13
14
15
16
17
18
8
7
TUN_L
CE
CLK
DO
A_+10V
TUN_SM
RDS_RST
RDS_RDDA
RDS_RDCL
RDS_READY
GND
A GND
DI
TUN_R
REC_L
REC_R
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
CE
TUN_SM/SPAN
RDS_RST
RDS_RDDA
RDS_RDCL
RDS_READY
CLK
DI
DO
REC/PLAY
T-T1 T2
T_BIAS
–20dB ATT
+5V
S_MUTE
A_+10V
D_GND
M_+12V
M_GND
AIN
S_MUTE
–20dBATT
CHASSIS
R
P32 1 - E
TO DISPLAY PWB
P37 9 - H
TO TUNER SECTION
R-CH
L-CH
1
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15 16 17 18 19 20 21 22 23
23
K
D
F
T
S
E
N
0
4
3
2
1
VCC
ALC
GND
ALC
RIPPLE
Nor/CrO2
+
+
–
–
Hich=CHROME
56K
56K
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
CNP702
Q121,Q122: MUTING
6
.8K
C132 270P
3.9K
R140
1.5K
C136
0.022
R142
100
C140
0.0033
C142 47/25
R146
10K
C134
22/50
C145 22/50
C146 220/10
Q121
KTC3199 GR
R153
10K
Q122
KTC3199 GR
R154
10K
R156
220K
R157
220K
R155
150
R641
1K
R642 1K
R643 1K
C602
22/50
R608
10K
C614
2.2/50
R606
3.9K
C608
0.1(ML)
C610
0.1(ML)
C612
0.0027(ML)
C620
1/50
C622
1/50
C624
1/50
C626
1/50
C628
1/50
C630
1/50
R631
6.8K
R632
6.8K
C631
390P
C632
390P
R633
33K
R634
33K
JK601
VIDEO/AUX
IN
D601
DS1SS133
D602
DS1SS133
C634
0.001
CNP602
FFC702
C152 47/25
Q128
KTC3203 Y
BIAS OSC
R168
4.7
C150
0.0082
(PP)
L104 330
µ
H
C151
0.039(ML)
C154
0.047(ML)
R166 22K
R167 47K
R160
82
Q126
KRC104 M
BIAS
R164 4.7K
Q124
2SA1015 GR
R162 47K
R158
220
C157
1/50
C156
47/25
C155
22/50
C158
0.001
R145 10K
C141 47/25
C139 0.0033
R141
100
C133
22/50
R139 1.5K
C131 270P
6.8K
3.9K
3
.3/50
IC101
AN7345K
PLAYBACK AND
RECORD/
PLAYBACK AMP.
R637
180K
180K
R638
180K
180K
C135 0.022
R626
47K
R625
47K
FM SIGNAL
PLAYBACK SIGNAL
RECORD SIGNAL
CD SIGNAL
VIDEO SIGNAL
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