Schematic Diagram / Wiring Side Of P.w.board - Sharp CD-XP300 - Compact Stereo System Service Manual

CD-XP300/CD-XP3300
A
R-CH
1 1
A_GND
2 2
L-CH
3 3
CD_GND
4 4
D_5V
5 5
A-5V
6 6
D_GND
7
7
LD+7V
8
8
7
CD_D_GND_(DRIVER)
18
11
B
10
13
1
2
3
19
C
D
E
TAPE 1
PLAYBACK HEAD
R-CH
1 T1_R 1
A_GND
2 2
3 T1_L 3
L-CH
F
M_GND
ERASE HEAD 1
6
ERASE
2
5
T2_R2
3
4
A_GND 4
R-CH
3
T2_R1
5
2
T2_L1 6
L-CH
1
T2_L2
7
TAPE 2
RECORD/
PLAYBACK HEAD
G
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 18.
1
+B
+B
+B
LD+7V
Q603, Q604: SYSTEM MUTE
A-5V
+B
D-5V
+B
CD_D_GND
L-CH
R619
330
A_GND
R-CH
R618
CD_A_GND
330
C102
560P
C101
560P
KTC3200 GR
0V
0V
C104
180P
0V
Q104
KTC3200 GR
C103
180P 0V
0V
0V
KTC3200 GR
2
Figure 22 SCHEMATIC DIAGRAM (1/10)
FM SIGNAL
PLAYBACK SIGNAL
RECORD SIGNAL
CD SIGNAL
VIDEO SIGNAL
Q603
Q601
KTC3199 GR
KTC3199 GR
R617
R611
2.2K
2.2K
C635
0.001
C636
0.001
R610
R616
2.2K
2.2K
+B
SWITCHING
Q113
KRC104 M
R146 R147
10K
10K
0V
2 3
9.3V
R148
1
0V
8.6V
4.7K
1
Q112 2 3
9.3V
KTA1266 GR
0V
SWITCHING
Q114
KRC104 M
SWITCHING
R112
15K
R102
1K
R101
1K
Q102
R104
2.2K
0.7V
0V
0.7V
0V
R106
3.3K
Q103
KTC3200 GR
0.7V
0V
R105
0V
3.3K
0.7V
0V
R103
2.2K
Q101
Q101~Q106: SWITCHING
IC101: PLAYBACK AND RECORD/PLAYBACK AMP.
3 4
– 22 –
AUDIO PROCESSOR
DI
1
C609
R605
1/50
10K CE
2
3 VSS
LOUT
4
R607
C607
3.9K
0.12
LBASS
5
C611 C605
0.0022 0.12 LTRE
6
C613 1/50
LIN
7
C615
4.7/50
LSEL0
8
C617 1/50
L4
9
C619 1/50
L3
10
C621
1/50
L2
11
L1
12
C623
1/50
R149
150
3.4V
L
3.4V
R116
56
C112
100/16
C114
0.033
R124
5.6K
C110
R114
330P
1K
IC101
R AN7345K
C108
330P
24 23 22 21
-
112K
+
Hich=T1
+
112K
-
L
1 2 3 4
C107
330P
R113
C109
1K
330P
R119
3.9K
R117
100K
R123
5.6K
C113
0.033
C111
100/16
R115
56
R111 15K
5
R601
1K
R602
1K
IC601
C60
LC75341
220/
CLK
24
VDD
23
– C603
CCB +
22/50
VREF
+
INTERFACE 22
–
ROUT
21
C
RBASS
20
C606
0.12
RTRE
19
RIN
18
C614
1/50
RSEL0
17
C616
4.7/50
R4
AUX
16
C618
R3
1/50
DECK
15
C620
1/50
R2
TUNER
14
C622
1/50
R1
CD
13
C624
1/50
R
REC_R
R138 R139
10K
10K
0.7V
0V
KTC
Q108
M
KTC3199 GR
MUTING
C126
R128
5.6K 22/50
18
20 19 17 16 15 14
-
56K
+
Hich=CHROME
+
56K
-
6 8 9
5 7 10 11
C125
22/50
6