Sharp CD-XP300W Service Manual page 24

CD-XP300W
A
BI601
CNS601
1
1
TO CD
2
2
SERVO
PWB
3
3
P21 12 - D
4 4
CNP7
5
5
6
6
B
7 7
8
8
8
19
12
11
14
1
2
C
3
20
D
E
TAPE 1
PLAYBACK
HEAD
CNP101
T1_R
1 1
R-CH
A_GND
2 2
L-CH T1_L
3 3
F TAPE2
RECORD/
PLAYBACK
HEAD
M_GND
1 1 1
ERASE
2 2 2
ERASE
T2_R2
HEAD
3 3 3
R-CH A_GND
4 4 4
T2_R1
5 5 5
T2_L1
6 6 6
L-CH
T2_L2
7
CNP102
BI102
G
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 16.
1
R-CH
A_GND
L-CH
Q603,604:
SYSTEM MUTE
CD_D_GND
D_5V
A_5V
D_GND(DRIVE)
LD+7V
LD+7V
D_GND
(DRIVE)
A_5V
D_5V
CD_D_GND
L_CH
R619
A_GND 330
R618
R_CH
330
CD_A_GND
FM SIGNAL
PLAYBACK SIGNAL
RECORD SIGNAL
CD SIGNAL
VIDEO SIGNAL
MIC SIGNAL
C102
560P
C101
560P
C104
180P
C103
180P
2
Figure 24 SCHEMATIC DIAGRAM (5/10)
R613
390
Q601
KTC3199 GR
R617
R615
2.2K
3.3K
C635
C637
0.001
0.001
R611
2.2K
C636
C638 R614
0.001
0.001 3.3K
R610
R616 2.2K
2.2K Q602
KTC3199 GR
R612
390
+B
C640
R620
C639
1/50
22K
1/50
+B
+B
Q113
KRC104 M
R146 R147
10K
10K
0V
2
9.3V
R148
1
8.6V
4.7K 0V
Q112
0V
9.3V
KTA1266 GR
2
Q114
Q112-114: KRC104 M
SWITCHING
R112 15K
R102
R101
Q102
KTC3200 GR
R108
0V
47K
0.7V
R104
0V
2.2K
0V
0V
0.7V
0V
R106
0V
R110
Q104 3.3K
4.7K
KTC3200 GR
Q103
KTC3200 GR
0V
R109
0.7V
4.7K
0V
R105
3.3K 0V
0V
0V
0.7V
R107
R103
47K
0V 2.2K
Q101
KTC3200 GR
Q101-106:SWITCHING
3 4
– 24 –
C652
220P
AUDIO PROCESSOR
1
DI
CE
2
R605 10K C609 1/50
VSS
3
C607
LOUT
4
0.082
R607 3.9K
LBASS
5
C605
LTRE
C611 0.0022
0.082
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
R609
1.2K
R149 150
C141
100/16
3.4V
3
L
3
3.4V
IC101
AN7345K
PLAYBACK AND
RECORD/
PLAYBACK AMP.
R116
R122
1K
56 12K
C112
100/16
C116
R124
560P
5.6K
C114
0.033
C118
1K R118
47/25
100K
R120
3.9K
C110
R114
330P
1K
R
C108
330P
24 23 22 21
–
+
112K
Hich=T1
112K
IC101
+ –
1 2 3 4
L
R113 1K C107
330P
C109
330P
R119
3.9K
R117
100K R123
5.6K
C113
0.033
C115
C117
560P
47/25
C111
R121
100/16
12K
R115
56
R111 15K
5
R601 1K
R602 1K
C651
220P
IC601
C653
LC75341
220P
C601
220/16
24
CLK
23
VDD
CCB
VREF C603 22/50
INTERFACE
– + 22
ROUT
21
C608
0.082
RBASS
20
C606
RTRE 0.082
19
C614 1/50
RIN
18
C616 4.7/50
RSEL0
17
C618 1/50
R4
AUX
16
R3
C620 1/50
DECK
15
R2 C622 1/50
TUNER 14
C624 1/50
R1
CD
13
C626
0.0022
R608
1.2K
R
REC_R
R138 K
R139
10K 10K
0
0.7V
0V
Q108
KTC3199 GR
C120 R126
0.0022 4.7K
R128
5.6K
C126
22/50
20 19 18 17 16
15 14 1
+ –
56K
Hich=CHROME
56K
+ –
5 6 7 8 9 10 11 1
C125
22/50
R129
5.6K
C121
C131
0.022
47/25
C143
C123
3.3/50
270P
6