Sharp CD-BA2000H Service Manual page 26

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CD-BA2000H
1
A
2
CNP11
3
TO CD SERVO PWB
4
P25 12-D
5
1
B
2
3
4
5
6
7
8
9
CNS901
10
TO POWER SUPPLY
11
C
P30 1-D
12
13
14
15
16
17
18
19
CNP901
D
CHASIS
MECHA BASE
E
TAPE1
PLAYBACK
HEAD
R-CH
1
2
3
L-CH
TAPE2
RECORD/
F
PLAYBACK HEAD
1
ERASE
HEAD
2
3
R-CH
4
5
6
L-CH
7
G
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 19.
1
FM SIGNAL
PLAYBACK SIGNAL
RECORD SIGNAL
R-CH
1
CD SIGNAL
A_GND
2
VIDEO SIGNAL
L-CH
3
CD_GND
4
CD_+B
5
R609
330
L_CH
A_GND
R_CH
R610
A_GND
330
A_+10V
+B
CD_GND
CD_+B
D_GND
M_GND
-15V
-B
SP_DET
SP_RLY
+B
+5V
M_+10V
+B
UN_SW
5V
AC_RLY
-B
CON
+B
-VF
VF2
VF1
R113
10K
LUG101
9.3V
KTA1266 GR
9.3V
1
T1_R
2
A_GND
3
T1_L
Q104
2SC1845 F
0V
C106
180P
0V
1
M_GND
0.7V
2
ERASE
0V
3
Q106
T2_R2
2SC1845 F
A_GND
4
T2_R1
5
T2_L1
6
T2_L2
7
Q105
C105
2SC1845 F
0V
180P
0V
0.7V
0V
Q103
2SC1845 F
2
Figure 26 SCHEMATIC DIAGRAM (3/10)
C613
R607
10/50
10K
R621
R615
2.2K
2.2K
C615
C635
0.001
0.001
C616
C636
0.001
0.001
R616
2.2K
R622
2.2K
R155
Q110
KRC104 M
R114
10K
3.4V
0V
2
3
1
R115
4.7K
0V
1
3.4V
8.6V
3
0V
2
Q109
Q111
KRC104 M
R112
15K
R102
1K
R101
1K
0.7V
R104
2.2K
0V
0V
0V
R106
3.3K
Q108
L
KTC3199 GR
R109
4.7K
0.7V
0V
R105
0V
3.3K
0V
R107
R103
47K
2.2K
3
4
– 26 –
+B
+B
DI
1
CE
2
3
VSS
C607
LOUT
4
R605
0.1
3.9K
(ML)
C609
LBASS
5
0.1
(ML)
C611
LTRE
6
0.0027
C619
(ML)
1/50
LIN
7
C621
4.7/50
LSEL0
8
C623
10/50
L4
9
C625
10/50
L3
10
C645
C627
0.0022(ML)
10/50
L2
11
R617
3.3K
L1
12
C629
10/50
C641
0.0033
(ML)
150
L
R
IC101
AN7345K
PLAY BACK AND RECORD/
PLAYBACK AMP.
R120
56
C116
C120
100/25
R126
560P
5.6K
C118
0.033
C122
1/50
R122
R124
100K
3.9K
R118
C114
1K
330P
R
C112
330P
24
23
22
21
20
19
112K
-
+
Hich=T1
+
-
112K
1
2
3
4
5
6
C111
330P
R117
C113
1K
330P
L106
2.2µH
C127
0.022
R121
R123
100K
3.9K
R125
5.6K
C117
0.033
C121
C119
C115
560P
1/50
100/25
R119
56
R111
15K
5
CLK
24
+B
23
VDD
AUDIO
CCB
VREF
INTERFACE
22
+
-
C608
ROUT
21
0.1
(ML)
RBASS
20
C610
0.1(ML)
RTRE
19
C620
RIN
18
1/50
C6
RSEL0
17
4.7
C
AUX
R4
16
1
C626
DECK
R3
15
10/50
C62
R2
TUNER
14
10/5
C630
CD
R1
13
10/50
+B
-B
+B
R156
REC_
220K
R154
R153
0V
10K
10K
0.7V
Q122
0V
Q
KTC3199GR
KTC
C134
22/25
17
16
15
14
18
56K
-
+
Hich=CHROME
+
56K
-
7
9
10
11
8
C133
22/25
R137
6.8K
C141
47/25
R145
10K
6

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