Sharp CD-M4000W Service Manual page 22

CD-M4000W/CP-M4000
A
B
CNP901
FROM POWER
PWB
P26 2-G
C
D
LG1
BASE
CHASSIS
E
R-CH
CNS101
1
T1_R
2
L-CH A_GND
3 T1_L
TAPE 1
PLAYBACK HEAD
CNS102
ERASE HEAD
1 1
2 2
F
R-CH 3 3
4 4
5 5
L-CH
6 6
TAPE 2
RECORD/
PLAYBACK HEAD
G
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 39.
1
Q605,Q606:
KTC3199 GR
SYSTEM MUTE
L-CH
1
A_GND
2
R-CH
3
LVL-CTRL
4
KTC3199 GR
+B
5
GND(REG)
6
7 CD+B
M_+12V
8
A_GND
–15V –B
9
(MUTE)
M_GND(MTR)
10
SP_RLY
11
SP_DET
12
SW+5V
13
CNS901
A_GND
(A_PRO)
C860
2200/35
GND
A_GND(MIC)
(CD)
A_GND
D_GND
R112
15K
C102
560P
1 R102
1K
2
R101
3 1K
C101
Q104
560P
2SC1845 F
0V
0.7V
C106
180P
0V
R106
ERASE
3.3K
1
M_GND
0.7V
2
0V
T2_R2 Q106
3
2SC1845 F
A_GND
4
T2_R1
5
T2_L1
6
T2_L2
Q105
7
2SC1845 F
0V
0.7V
C105
180P
0V
0.7V
0V
Q103
2SC1845 F
2
Figure 22 SCHEMATIC DIAGRAM (3/10)
IC601
LC75341
AUDIO PROCESSOR
C613
10/50
Q605
R607
10K
R613
R621 220
R615
2.2K
2.2K
C635
C615
0.001
0.001
C616
0.001
R616
R622
2.2K
R614
2.2K
Q606
220
+B
R620
22K
Q850
VOLTAGE
R855
KTC2026
REGULATOR
+B 3.3
R856
R852
680
22K
VOLTAGE
C856
REGULATOR
100P
Q851 ZD851
KIA7810 AP DZ3.9BSB
1 3
2
R853
C855
22K
0.1(ML)
Q852
KIA7805 AP
1 3
2
D863
DS1SS133 0.001(ML)
Q109~Q111: Q110
SWITCHING KRC104 M
0V
3.4V
3
2
R113
R114
R115
1
10K
9.3V 10K
4.7K
0V
8.6V
2 3
3.4V
0V
Q109
9.3V
KTA1266 GR
Q111
KRC104 M
R120
R
56
C116
100/25
L
R118
1K
C112
330P
R108
47K
R104
0V
2.2K
R170
24
1K
0V
1
R169
1K
C111
330P
R117 1K
0V
L
R105
0V
3.3K
0V
C115
100/25
R103
R119
2.2K
56
Q103~Q108:
SWITCHING
IC101: PLAYBACK/TRACKING/SPIN/SLED DRIVER
3 4
– 22 –
+B
1
DI
C606
CE
2
100/16
VSS
3
C607
INTERFACE
0.22(ML)
C609 LOUT
4
0.22(ML)
5
R605
LBASS
3.9K
6
C611
C619 LTRE
0.0015
1/50
LIN
7
C621
10/50
LSEL0
8
C623
1/50
L4
9
C625
L3
1/50
10
C627
L2
1/50
11
R617
L1
4.7K
12
C642 C629
R624
0.0033
1/50
4.7K
R L LVL-CTRL
+B
R870
+B 2.2K
Q865
KTC3199 GR
VOLTAGE
REGULATOR
+B
R854
10K
C859
R155
150
C153
R
100/16
C118 C120
0.033 560P
R122
C122
100K
1/50
C114
330P
23 22 21 20 19 18
–
+
112K
IC101
Hich=T1
AN7345K
112K
+
–
2 3 4 5 6 7
R171
1K
C113
C127
330P
0.022
R137
R173 R121
6.8K
100K
1K
C121
C119
C117
1/50
0.033 560P
R131
12K
R111
15K
5
24
CLK
VDD
23
C602
VREF 22/25
CCB
+ – 22
ROUT
21
C610
0.22(ML)
C6
20
0.
RBASS
(M
19
RTRE
C620
RIN 1/50
18
IC601
RSEL0 C622
17
10/50
R4
AUX C624
16
1/50
C62
R3
1/5
DECK
15
C628
R2
1/50
TUNER
14
R1
CD
13
C630
1/50
–20dBATT
S_MUTE
R866
C866
R880
330 0.001
10K
IC860
R871
KIA4558P
10K Q864
KRC102 M
OPE AMP.
5
3
7
D861
2
6
DS1SS133
1
4
8
R873
1K 3
1
C867
2
1/50
D862
DS1SS133
R879
22K
R867
C865
100K
47/25
R878
22K
REC_R
R156 220K
0V
R153
0V R154
10K
10K
0.7V
0.7V
R15
220
Q122
Q121
0V 0V
KTC3199 GR
KTC3199 GR
Q12
R158
220
C134
22/25
17 16 15 14 13
–
+
56K
Hich=CHROME
56K
+
–
8 9 10 11 12
C133
22/25
C141
47/25
R145
10K
0.03
6