Read Sharp CD-BA3100 (serv.man5) Service Manual online
CD-BA3100H
– 30 –
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 48.
Figure 30 SCHEMATIC DIAGRAM (3/10)
0.7V
0V
0V
0V
0.7V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0.7V
0.7V
9V
+B(18V)
9.3V
8.6V
9.3V
0V
3.4V
0V
3.4V
0V
0V
0V
0.7V
3
2
1
3
2
1
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
8
7
6
5
4
3
2
1
9
10 11
14
15
16
17
18
19
20
21
22
23
24
8
7
6
5
4
3
2
1
REC_
M_+12V
A_+5.6V
+5.6V(A)
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
GND
9V
+B(+18V)
GND
A_+10V
M_GND
GND
M_GND
A_GND
L
M_+12V
+5.6V (FAN MOT)
A_GND
R-CH
L-CH
L
R
R
CNP8
+5.6V(M)
M_GND
L-CH
A_GND
R-CH
MAIN PWB-A (1/2)
T1_R
T1_L
A_GND
M_GND
ERASE
T2_R2
T2_R1
T2_L1
T2_L2
T2_L2
4
2
ERASE HEAD
TAPE 2
TAPE 1
R-CH
L-CH
R-CH
L-CH
1
3
5
6
6
5
1
2
4
3
6
5
1
2
4
3
8
7
9
1
2
3
4
5
6
7
6
5
4
3
2
1
3
1
2
3
1
2
CD
TUNER
DECK
AUX
DI
CE
VSS
LOUT
LBASS
LTRE
LIN
L4
L3
L2
L1
CLK
VDD
VREF
ROUT
RBASS
RTRE
RIN
RSEL0
R4
R3
R2
R1
CCB
INTERFACE
+
–
+ –
+–
+–
+–
+ –
+ –
+ –
LSEL0
ALC
ALC
RIPPLE
Nor/CrO2
–
+
–
+
Hich=T1
+
+
–
–
Hich=CHROME
56K
112K
56K
112K
2
3
1
2
3
1
P34 1 - E
TO POWER AMP. PWB
P29 11 - B
TO CD SERVO PWB
PLAYBACK HEAD
RECORD/
PLAYBACK HEAD
CNP906
Q850~Q852: VOLTAGE REGULATOR
Q603, Q604: SYSTEM MUTE
Q109~Q111: SWITCHING
Q121,Q122: MU
BI601
CNP806
R609
330
CNS601
CNP101
CNP102
Q105
2SC1845 F
R105
3.3K
R103
2.2K
Q103
2SC1845 F
C105
180P
R107 47K
Q107
KTC3199 GR
R109 4.7K
C107 560P
C108
560P
R110
4.7K
R108 47K
R101
1K
R102
1K
Q108
KTC3199 GR
Q104
2SC1845 F
R104
2.2K
R106
3.3K
Q106
2SC1845 F
C101
560P
C106
180P
C102
560P
C850
2200/35
C861
4700/16
C855
0.047(ML)
Q851
KIA7810AP
R856
560
DZ801
DZ2.4BSB
Q850
KTC2026
C851 22/50
R852 22K
C852
0.047(ML)
C857 47/25
R853 22K
Q852
KIA7805AP
C858
0.047(ML)
D801B
DS1SS133
C860 47/25
R854 10K
R112
15K
R113
10K
R115
4.7K
R114
10K
Q110
KRC104 M
Q111
KRC104 M
R120
56
C118 0.033
C120 560P
R132
33K
R174
1K
R172
1K
R170
1K
R126 5.6K
C124
0.0022
R124 2.7K
C122 47/25
R122 100K
C114
330P
R118
1K
C112
330P
R138 6.8K
C132 270P
R134
68K
R136
3.9K
R140
1.5K
C136
0.022
R142
100
C140
0.0033
C142 47/25
R146
10K
C134
22/50
C145 22/50
Q
KTC3
R153
10K
Q122
KTC3199 GR
R154
10K
R156
220K
R155
150
C153 100/16
R611
27K
R612
27K
R614
390
Q604
KTC3199 GR
R616
2.2K
R615
2.2K
R613
390
R607
10K
C613
2.2/50
C607
0.1(ML)
R605
3.9K
C611
0.0027(ML)
C609
0.1(ML)
C619
1/50
C623
1/50
C621
1/50
C625
1/50
C627
1/50
C604 0.022
C606 100/16
IC601
LC75341
AUDIO PROCESSOR
R641
1K
R642 1K
R643 1K
C602
22/50
R
1
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
R145 10K
C141 47/25
C139 0.0033
R141
100
C133
22/50
R139 1.5K
C131 270P
R137 6.8K
R135
3.9K
C123
0.0022
R131
33K
R125 5.6K
C127 0.022
C128
3.3/50
C121 47/25
C119 560P
R123 2.7K
R121 100K
C117 0.033
C115
47/25
R119
56
C113 330P
R117
1K
C111
330P
330P
R111
15K
IC101
AN7345K
PLAYBACK
AND
C617 22/50
R619
22K
Q603
KTC3199 GR
C135 0.022
C116
47/25
Q109
KTA1266 GR
C629
1/50
R610
330
R173
1K
R169
1K
R171
1K
Q103~Q108 : SWITCHING
C652 220P
C653 220P
C651
220P
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