Read Sharp CD-XP300 (serv.man14) Service Manual online
– 23 –
CD-XP300H
Figure 23 SCHEMATIC DIAGRAM (2/10)
7
8
9
10
11
12
0.7V
0V
0V
11.6V
11.6V
0V
0V
0V
0V
TO
DISPLAY
PWB
P28 1 - E
27
1
FFC701
CNP701
02 1K
R603 1K
4
3
2
1
0
9
8
7
6
5
4
3
13
14
15
16
9
10 11 12
A+10V
D_GND
UNSW_5.6V
M_GND
TAPE_A_GND
A_GND(A-PRO)
D_GND
CE
A+10V
M_+13V
SP_RLY
SP_DET
TUN_L
SW_5V
RDS_READY
RDS_RDCL
RDS_RDDA
RDS_RST
TUN_SM
DO
CLK
DI
TUN_R
A_GND
+B_PROTECT
REC_R
SPAN
MIC IN
KARAOKE LATCH
TO POWER SECTION
P26 1 - F
UNSW_5.6V
SW_5V
S_MUTE
A+10V
M_+13V
LVL_DET
TO TUNER SECTION
P25 8 - G
+B_PROTECT
RDS_READY
RDS_RDCL
RDS_RDDA
RDS_RST
–20dB
SP_DET
D_GND
SP_RLY
REC/PLAY
T_T1/T2
T_BIAS
CLK
DI
TUN_SM
CE
DO
R-CH
L-CH
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
8
7
6
5
4
3
2
1
56K
56K
ME
Nor/CrO2
RIPPLE
ALC
ALC
Vcc
MAIN PWB-A1 (1/3)
CHASSIS
GND
GND
17
6
4
15
13
7
18
10
9
16
21
1
2
3
SWITCHING
BIAS
OSC
OSC
BIAS
+B
+B
+B
+B
+B
+B
+B
+B
+B
31
32
33
34
35
25
30
27
22
26
28
23
24
29
JK690
VIDEO/
AUX IN
AUX IN
R693
33K
R692
33K
R690
6.8K
6.8K
C690
390P
390P
R691
6.8K
6.8K
C691
390P
390P
CNP601
3
P
C601
220/16
220/16
C602
0.022
0.022
C603 22/50
C608
0.1
0.1
R604
10K
10K
C610
1/50
1/50
C606
0.1
0.1
R606
3.9K
3.9K
C612
0.0022
0.0022
C614 1/50
C616 4.7/50
C618 1/50
C620 1/50
C622 1/50
C624 1/50
38
K
GR
Q107
KTC3199 GR
R139
10K
R136
220K
220K
R137
220K
220K
R641 10K
R643
22K
22K
R644
22K
22K
R642 10K
6
022
R608
1.2K
C130
0.0033
R134
10K
C132
47/25
C133 22/50
C134 220/10
C135 0.022
R158
220
Q109
KTA1266 GR
KTA1266 GR
R140
47K
47K
Q110
KRC104 M
R141
4.7K
R142
82
(1/2W)
82
(1/2W)
Q111
KTC3203 Y
R145
4.7
4.7
C137
0.047
0.047
(ML)
R143
47K
R144
22K
C131
47/25
47/25
R135
10K
C129
0
.0033
C140
47/25
47/25
L103
330
µ
H
C139
0.039
(ML)
C138
0.0082
(P.P.)
0.0082
(P.P.)
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