Sharp CD-E67 Instrukcja serwisowa - Strona 12

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Sharp CD-E67 Instrukcja serwisowa
CD-E67
A
R-CH
1
1
A_GND
3
2
L-CH
4
3
CD_GND
5
4
CD_+B
6
5
6
7
D_GND
8
7
LD+7V
8
9
B
L-CH
10
( A_GND)
GND
11
R_CH
12
LD+7V
13
D_GND (DRIVER)
14
A_5V
15
D_5V
16
GND
17
CD(A_GND)
C
18
GND (D_GND)
19
+B_PROTECT
20
M_+13.5V
21
A_+10V
22
SW_5V
23
SP_DET
24
D
SP_RLY
25
GND (M_GND)
26
E
TAPE 1
PLAYBACK HEAD
T1_R
1
1
A_GND
2
2
T1_L
3
3
ERASE
HEAD
M_GND
1
1
ERASE
F
2
2
T2_R2
3
3
A_GND
4
4
T2_R1
5
5
T2_L1
6
6
T2_L2
7
7
TAPE 2
RECORD/
PLAYBACK HEAD
G
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 8.
1
FM SIGNAL
PLAYBACK SIGNAL
RECORD SIGNAL
CD SIGNAL
VIDEO SIGNAL
+B
+B
+B
R619
330
R616
2.2K
R618
+B
330
+B
+B
(CD_GND)
C640
22/50
+B
+B
+B
C102
560P
C101
560P
C104
180P
C103
180P
2
Figure 12 SCHEMATIC DIAGRAM (1/10)
R605
10K
C609
1/50
R613
390
R617
R611
C611
2.2K
2.2K
0.0022
R610
2.2K
R612
390
C639
R621
R620
1/50
22K
22K
S_MUTE
9.3V
8.6V
Q112
9.3V
KTA1266 GR
SWITCHING
R102
1K
R101
1K
SWITCHING
Q102
KTC3200 GR
R104
0V
2.2K
0.7V
0V
0V
0V
0.7V
0V
R106
0V
3.3K
Q104
KTC3200 GR
SWITCHING
SWITCHING
Q103
KTC3200 GR
0V
0.7V
0V
R105
0V
3.3K
0V
0V
0.7V
R103
0V
2.2K
Q101
KTC3200 GR
SWITCHING
3
4
– 12 –
+B
DI
1
CE
2
VSS
INTERFACE
3
LOUT
4
C607
R607
+
0.15
3.9K
LBASS
5
C605
0.1
(ML)
LTRE
6
C613
1/50
LIN
7
C615
4.7/50
LSEL0
8
+
C629
C617
L4
9
1/50
0.001
C619
L3
10
1/50
C621
L2
11
1/50
R363
6.8K
L1
12
C623
1/50
LC75341
AUDIO PROCESSOR
R609
C625
1.2K
0.0022
SWITCHING
Q113
L
R147
KRC104 M
10K
3.4V
2
3
0V
1
R148
0V
4.7K
1
3.4V
2
0V
3
Q114
R112
KRC104 M
15K
SWITCHING
R116
56
C112
C116
100/25
R124
560P
5.6K
C114
C118
0.033
47/25
R118
R120
100K
3.9K
R114
1K
R
C110
330P
C108
330P
24
23
22
21
20
–
+
112K
Hich=T1
112K
+
–
1
2
3
4
L
C107
330P
C109
330P
R113
1K
IC101
R117 R119
AN7345K
100K 3.9K
PLAYBACK
AND
C113
RECORD/
0.033
C115
C117
PLAYBACK
C111
560P
47/25
AMP.
100/25
R115
56
R111
15K
5
R602
24
CLK
R603
+B
1K
23
VDD
–
C6
+
CCB
22/
+
VREF
22
–
ROUT
21
C
+
0
RBASS
20
C606
+
+
0.1
(ML)
RTRE
19
C
RIN
0.0
18
C614
1/50
RSEL0
17
+
C618
AUX
R4
1/50
16
C620
R3
1/50
DECK
15
C622
R2
TUNER
14
1/50
C62
CD
R1
13
1/50
IC601
–20dBATT
+B
+B
R
R149
150
R136
220K
MUTING
R138
0V
10K
0.7V
0V
Q108
KTC3199 GR
C126
R128
22/50
5.6K
19
18
17
16
1
–
+
56K
IC101
Hich=CHROME
AN7345K
56K
+
–
5
6
7
8
9
1
C125
22/50
R129
5.6K
C1
47/
R123
5.6K
R
1
6