Sharp CD-RW5000 Service Manual page 33

JK501
AUX PHONO
INPUT
INPUT
L-CH R-CH L-CH R-CH
C400
0.001
CHASSIS
L412
GND
2.2µH
R404
C412
680P
R549
R403
C411
39K
47K
680P
C541
L411
390P
2.2µH
L501 L502
2.2µH
2.2µH
4
(0V)
R548
R547
2.2K
2.2K
C574
C573
2.2/50
2.2/50
5 3
R592
R591
47K
(6V)
(6V)
47K
(0V)
IC402
BU4066BCF
INPUT
SELECTOR
+B
R524
1K
R507
22K
C503
22/50
2
0V
1
2.6V
C597
C598
0.0027 3 2.6V
0.0027
R503
SWITCHING
2.2K
R504
C501 C502
2.2K
0.001 0.001
0.7V 0.7V
0V 0V 0V 0V
Q501 Q502
KTC3199 GR KTC3199 GR
SYSTEM MUTE
+B
R501
330
-B
a b c d e f
TO MICOM SECTION
P34 6-H
7
IC401
NJM4558M
OPE AMP.
R405
R406
1K
1K
C441
C442
150P
150P(CH)
(CH)
C438
0.0082
(0V)
47K
C440
2 3 5 6
0.0022
(-6.9V)
+ +
4
(8.8V)
(0V) 8
C439
IC401
1
7 (0V)
0.0022
C446
C445
22/50 R413
(0V)
22/50 R414 47K
(0V)
(0V)
8 11 1
(-6V)
7 R422 3 (6V)
47K
IC402
1
(6V)
14
(7.6V)
2 (-6V)
6 9 12 10 13 2 (0V)
(-6V) R416
(-6V) R415
(0V) 47K 47K
(0V)
R543
47K
R525 R526
R528
1K
1K
2.2K
R530
3.9K
+B
18
24 23 22 21 20 19
IC502
LC75341
1 2 3 4 5 6 7
C563
10/50
R529
3.9K
C564
0.1
R527
2.2K
(0V)
(0V)
(0V)
(-6V)
(-6V)
(6V)
(6V) 5 3 6 9 12 10 13 2 (0V)
14
7
IC501
(0V)
4 8 11 1
BU4066BCF
(0V) (0V) (0V)
R514
5.6K INPUT
SELECTOR
R513
5.6K
R511
R512
5.6K
5.6K
g h i
TO MICOM SECTION
P34 4-H
8
Figure 33 SCHEMATIC DIAGRAM (2/11)
TO TUNER SECTION
P32 1-G
L M N K H E G F I
R411
C443
6.8K
22/50
R412
C444
6.8K
22/50
R408 C448
390K
0.1
R410
R421
33K
330
R420 C449
330 0.1
47K
2 (0.7V)
3
(7.6V)
R423
1 Q402
1K
(7.6V)
KRA107 M
R424
47K
+B
R544
47K
R536
47K
17 16 14
15 13
8 9 10 11 12
C527
1/50
R535
47K
CD
R515
47K
(-6V) 2
Q504
(7.6V) 1
KRC107 M
(-6V)
(-6V)
3
(6V)
R517
R516
1K
47K
(7.6V) 2
1
Q503
(7.6V)
KRA107 M
(0V)
3
TO MICOM SECTION
9 10
– 33 –
J
MAIN PWB-A (2/3)
FM SIGNAL
PLAYBACK SIGNAL
RECORD SIGNAL
CD SIGNAL
+B
IC503
NJM4558M
OPE AMP.
R538
R552
1K
47K
C537
0.1
-B
C536
10/50
C532
100P(CH)
C534
47P
R540
(CH)
10K
8.2V
0V
4
5
+
7
R542
–
6
0V
1.5K
C550
0V
IC503
R541
+B
22/50
8
1.5K 0V
10V
2
–
1
C551 +
3
0V
22/50
0V
R539
C533
10K
47P
(CH)
C531
100P(CH)
C535
0.1 +B
C530
10/50
R551 R537
47K 1K
DZ502
MTZJ8.2B
R523
330
R522
330
-B
2 1
P35 11-H
11
CD-RW5000
Y AUX_SEL
X VSM
W C2B_DO
V C2B_CE
C2B_DI
U
T
C2B_CL
S D_GND
S-MUTE
R S-MUTE
Q CD-R_SEL
O PB_MUTE
Q508
DTC363 TS
2
0V
0V
C566
1
22/50
3.6V
3
3.6V 3
R582
1
22K
0V
2
0V
Q507
DTC363 TS
l m n
j k 3
TO MICOM SECTION
P35 10-H
12