Sharp CD-C602 Service Manual page 18

CD-C602,CP-C602
A
B
C
CD_L
13
CD_A_GND
TO CD
CD_R
SECTION 12
P17 12-D
+5V(µCOM)
15
GND(D)
D
TO DECK
+12V(MECHA)
SECTION
31
P21 12-F
TO CD
SECTION
E
P17 12-D
+12V(SERVO)
14
TO DISPLAY
POWER_CONT
PWB
34
P24 5-A
+5V(µCOM)
16
GND(µCOM)
TO CD
F
SECTION
GND (MECHA)
P17 12-E
G
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 11.
1
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CD +B
+B
+B
+B
+B
GND(D)
+B
22 20
19 17 18 21
TO TUNER/
TO TUNER
DISPLAY SECTION
SECTION
P23 12-G
P23 12-E
P24 3-A
2 3
Figure 18 SCHEMATIC DIAGRAM (3/9)
R449
R447
3.3K 10K
C439
C441
22/16
180P
16 15 14
C435
0.047(ML)
17 L3
C433 18 NC
0.047(ML)
L2
19
NC
C431 20
0.047(ML)
21 L1
22 VSS
R460
1K
23 CL
R461
1K
24 DI
R462
1K
25
CE
26
VSS
AVSS
C432 27
0.047(ML)
28 R1
29 NC
30
R2
C434
NC
0.047(ML) 31
R3
32
33 34 35
C442
180P
C440
22/16
R448 R450
3.3K 10K
C482
R452
2.2/50
1K
R451
1K
+B
+B
+B
+B
GND(A)
GND(D)
25 26 27 24 28
TO DECK SECTION
P21 12-B
4
– 18 –
C443
0.68/50
C445
0.022(ML)
13 12 11 10
9 8 7 6 5 4 3 2
LIN VIN 2
LT OUT
LVR IN
LVR OUT
IC431
LC75394E
AUDIO PROCESSOR
RVR OUT
RVR IN
RT OUT
RIN VIN 2
36 37 38 39 40 41 42 43 44 45 46 47
C446
0.022(ML)
C444
0.68/50
C481
2.2/50
Q921
KTA1271 Y
12V 12V
R922
10K
11.09V
R923
C921 R921
22K
0.022 2.2K
3.72V
(ML)
2 3
0V
Q922
KRC102 M
0V 1
+B
+B
CD +B
5 6
1
LFS
64
LVref
63
C46
100
62
61
60
C46
10/5
59
LTEST
58
57
VDD
Vref 56
55
RTEST
54
53
52
51
RVref 50
RFS
49
C
48
0
+B
+12
+B
C92
0.02
(ML
C
2
C925
47/25