Sharp CD-XP300H Service Manual page 14

CD-XP300H
A
BI601
CNS601
R-CH
1
1
TO CD
A_GND
2
2
SERVO
L-CH
PWB
3
3
P31 12 - D
D_GND
4
4
CNP7
D_5V
5 5
A_5V
6
6
D_GND(DRIVE)
7 7
LD+7V
8 8
B
LD+7V
8
D_GND
19
(DRIVE)
A_5V
12
D_5V
11
CD_D_GND
14
L_CH
1
A_GND
2
R_CH
3
CD_A_GND
20
C
FM SIGNAL
PLAYBACK SIGNAL
D
RECORD SIGNAL
CD SIGNAL
VIDEO SIGNAL
E
TAPE 1
PLAYBACK
HEAD
CNP101
T1_R
1 1
R-CH
A_GND
2 2
L-CH
T1_L
3 3
TAPE2
RECORD/
PLAYBACK
F
HEAD
M_GND
1 1
ERASE
2 2
ERASE
T2_R2
HEAD
3 3
R-CH A_GND
4 4
T2_R1
5 5
T2_L1
L-CH 6 6
T2_L2
7 7
CNP102
G
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 18.
1
Q603,604:
SYSTEM MUTE
R617
R615
2.2K
3.3K
C637
0.001
C638 R614
0.001 3.3K
R616
2.2K
R619
330
R618
330
+B
C640
1/50
+B
R146
9.3V
Q112
9.3V
KTA1266 GR
C102
560P
C101
560P
Q102
2SC1845 F
0V
0.7V
R104
2.2K
0V
C104
180P
0.7V
R106
0V
Q104 3.3K
2SC1845 F
C103
180P
Q103
2SC1845 F
0V
0.7V
R105
3.3K
0V
0.7V
R103
0V 2.2K
Q101
2SC1845 F
Q101-106:SWITCHING
2 3
Figure 22 SCHEMATIC DIAGRAM (1/10)
R605 10K C609
R613
390
Q601
KTC3199 GR
R607 3.9K
C635
C611
0.001
R611
2.2K
C636
0.001
R610
2.2K
Q602
KTC3199 GR
R612
390
R620
C639
22K
1/50
+B
C141
100/16
Q113
R147 KRC104 M
10K
10K
3.4V
0V
3
2
R148
1
8.6V 4.7K
0V
0V
3
2
3.4V
Q114
KRC104 M
Q112-114:
SWITCHING
R112 15K
R102 1K
R101 1K
R114
R108
1K
47K
R
C108
330P
0V
0V 24
0V
R110
4.7K
L
R113 1K C107
330P
R109
4.7K
0V
0V
0V
R107
47K
R111 15K
4
– 22 –
R601
C652
C651
220P 220P
IC601
LC75341
AUDIO PROCESSOR
1
DI
CE
2
1/50
– +
CCB
VSS
3 INTERFACE – +
LOUT
4
C607
0.1
LBASS
5
C605
LTRE
0.0022 0.1
6
C613 1/50
LIN
7
C615 4.7/50 LSEL0
8
C617 1/50
L4
AUX
9
C619 1/50
L3
10 DECK
C621 1/50
L2
11
TUNER
L1
CD
12
C623
1/50
R609
1.2K
R149 150
L R
IC101
AN7345K
PLAYBACK AND
RECORD/
PLAYBACK AMP.
R116
R122
56
12K
C112
100/16
C116
R124
560P
5.6K
C114
0.033
C120 R126
C118
4.7K
R118 0.0022
47/25
100K
R120
3.9K
C110
330P
23 22 21 20 19 18
–
+
112K
Hich=T1
112K
IC101
+ –
1 2 3 4 5 6
C109
330P
C121
0.022
C143
R119
3.9K 3.3/50
R117
R123
100K
5.6K
C113
0.033
C115
C117
560P
47/25
C111
R121
100/16
12K
R115
56
5
1K
R602 1K
C653
C6
220P 0.
C601
220/16
24
CLK
23
VDD
VREF C603 22/50
22
ROUT
21
C608
0.1
RBASS
20
C606
RTRE 0.1
19
C6
RIN C614 1/50 0.0
18
C616 4.7/50
RSEL0
17
C618 1/50
R4
16
R3
C620 1/50
15
C622 1/50
R2
14
C624 1/50
R1
13
C626
0.0022
R608
1.2K
R13
220K
REC_R
Q107
KTC3199
R138 R139
10K
10K
0.7V
0.7V
0V
Q108
KTC3199 GR
R128
5.6K
C126
22/50
17 16 15 14 13
+ –
56K
Hich=CHROME
56K
+ –
7 8 9 10 11 12
C125
22/50
R129
5.6K
C131
47/25
C123
270P
6