Read Sharp CD-C451H (serv.man9) Service Manual online
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CD-C451H
Figure 27 SCHEMATIC DIAGRAM (6/14)
7
8
9
10
11
12
16
9
3
Z
Y
X
W
20
21
2
6
5
1
15
7
14
13
4
18
8
17
10
12
+B
+B
+B
+B
+B
+B
+B
17
16
15
14
13
12
11
10
9
8
RECORD SIGNAL
PLAYBACK SIGNAL
TO MAIN
SECTION(2/3)
P32 5/6-A
1-C/E
TO MAIN
SECTION(3/3)
P34 2/3-H
6-A
MAIN PWB-A1(1/3)
TA_CAM_SW
TA_MOT_H/L
T1_RUN
D_GND
T2_A_FP
11
TA_PUL
M_12V
TA_MOT_SW
D_5V
T2_B_FP
T2_RUN
REC_L-CH
REC_R-CH
TAPE_L-CH
TAPE_R-CH
REC/PB
T1/T2
REC_MUTE
PB_MUTE
BIAS
A_12V
A_GND
BEAT_CUT
M_GND
–
+
56K
56K
+
–
Nor/ CrO
2
RIPPLE
Vcc
GND
3
2
1
MUTING
MUTING
MUTING
MUTING
(P.P)
(ML)
Hich=CHROME
ALC
M_GND
C163
47/16
RM10
1.2K
RM08
10K
RM09
2.2K
QM03
A1271Y
RIVER
RM07
10
01
6
QM02
KTA1273Y
OTOR DRIVER
RM06
2.2K
RM05 10K
GR
RM12
33K
RM14 10K
RM16 10K
RM15 10K
RM19 3.3K
RM20 10K
DM03
1SS133
C136
0.039
0.039
R146 10K
C140
0.0033
C134
22/25
130
70P
R139
560
R143
10K
R144
10K
Q117 2SC2878 A
C143 0.022
C144
0.022
C146 220/10
C147
0.022
C145 22/25
C142 1/50
R140
560
IC101
AN7345K
PLAYBACK AND RECORD/
PLAYBACK AMP.
C141
1/50
R158
470
C133
22/25
6.8K
R168
4.7
R171 4.7K
Q129
KTC3199 GR
Q128
2SC2236 Y
Q126
KRC104 M
SWITCHING
R164
4.7K
Q130
KTC3199 GR
C151
0.027
(ML)
R167
47K
C162 0.047
R170 3.3K
R166
27K
Q124
KTA1266 GR
SWITCHING
L103
1mH
L104 330
µ
H
R160
150
C152
47/16
C156
0.022
Q121
KTC3199 GR
R153
10K
Q122 KTC3199 GR
R154
10K
R142
47
L102
1.8mH
R145
10K
C139
0.0033
L101
1.8mH
R141
47
C135
0.039
Q118 2SC2878 A
R162
47K
C150 0.0082
C161 560P
C110 47/25
R147
10K
R155
120K
R156
120K
120K
C155
100P
R193
220
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