Sharp XL-520H Service Manual page 21

VSM
R-MUTE
+B
R385
5.6K
C391
47/16
A GND
STEREO
SD
+B A 12V
D GND
REC L
REC R
TAPE R
TAPE L
GR
TE
34
0K
33
K
R137
4.7K
+B
5
3
3
D106
1SS133
2
2
K
D104
S133
+B
1 2 3 4 5 6 7
CNP602
CNS602
TO CD SERVO PWB
P23 12-C
7
SO401
L409 R406
2.2 µH
22K
R-CH
R408
1.5K
VIDEO/AUX
R407
1.5K
L-CH
R405
22K
C409
0.001
+B
+B
+B
R634
1K
C649
0.022
M_12V
+B
A_12V
+B
8 9 1 2 3 4 5 6 7 8 9 10
10 11 12 13 14 15
CNP603
CNS603
TO CD SERVO PWB
P23 12-A
8
Figure 21 SCHEMATIC DIAGRAM (2/4)
R412
C408
10K
330P
R414
C407
3.3K
330P C412
C416 R422
22/16
1/50
1K
C406 R420
1K
1/50
TAPE R
32
R418
C404
31
1/50 1K
TUN R
30
C402
R416
29
1/50 1K
CD R
28
27
TUN L
R403
26
1K
25
R402 1K
24
R401 1K
23
22
CD L
21
R415
C401
20
1K
1/50
19
C403
R417
18
1/50 1K
TAPE L
17
C405 R419
1/50 1K
C411
22/16
R421
C415
1K
1/50
R413
3.3K
R411
POWER AMP.PWB-B1
C605
R601
4.7/25
3.3K
0V
13
LA4451
R615
22K
0V
R603
C607
1K 100/35
14
0V
0V
0V
11
C673
100P
0V
1
R604
1
1K
2 8
0V C608
3 100/35
3
0V
10
C629
FW604 R602
1 100/35
3.3K
1 9
STAND-BY
C606 0V
2
4.7/25
C619
12
L-CH
3 0.001
C648
0.022
C602
4
0.001P
5
C615
A_GND
R608 D601 0.022
6
1K 1SS133
7
R-CH
8
8
CNP604
VOLTAGE
Q607
REGULATOR 2SD2012Y
C610A
330P C609A
330P
R624
1K
1
Q606
KTC3199GR
2 3
Q608
R625 KRA102M
10K Q609
KRC107M
ZD602
UZ7R5BSC
+B Q605
2SD2012Y
VOLTAGE
REGULATOR
R619
VOLTAGE 47
REGULATOR
Q604
2SD2012Y
+B
Q603
KTC3199GR
R620
47
R628
ZD601 100
UZ130BSA
470/25
9 10
– 21 –
XL-520H,520E/CP-520,520E
33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 C434
0.0033
RFS
49
R3
C438
RVref
NC
50
100P
R2 RINVIN2
46 47 48
51
C440
NC RTOUT
52
10/16
R1 RVRIN 53
AVSS IC401 RTEST 54
LC75394E RVROUT
VSS 55
AUDIO PROCESSOR
Vref
CE 56
VDD
D1 57
CL LVROUT
58
VSS LTEST 59
L1 LVRIN 60
C437
NC LTOUT 61
100P
3 2 1
L2 LINVIN2 62
NC LVref 63
LFS
L3 64
C433
0.0033
9 8 7 6 5 4 3 2 1
16 15 14 13 12 11 10
10K
L601
Z0137
R631
6.8
C647
C609 C633
330P
0.022
47/50
C613
IC601
1000/25
C637
2
0.022
1
C643
0.22
(ML)
(Ra)
3
0V
4
C644
0.22
(ML)
6
(Ra) R632
6.8
L602 Z0137
C611A
5 330P
C614
C612A
1000/25
7 VCC
330P
IC601: POWER AMP.
L-CH
5
C616 L-CH
4
2200/35
A_GND
3
R-CH
L604
2
10µH
R-CH
1
CNP601
1 2
CNP651
1 2 CNS651
BI651
1 2
D652
D651
2
1
D653
D654
3 R651
C651-C654:
0.1 0.1
D651-D654:
1N5402M 1N5402M 1N5402M 1N5402M
C657
1 1 1
D656
D657
2 2 2
D659
D658
R629
820
C658
C656-C659: 0.1 0.1 0.1 0.1
C620
D656-D659: RL104A RL104A RL104A RL104A
POWER SUPPLY PWB-B2
When servicing, pay attention as the area enclosed by this
line( ) is directly connected with AC main voltage.
11
R480
100K
C436
100/10
C442
10/16
C443
100/10
+B
C439
C441
10/16
10/16
C435
100/10
C444
100/25
R479
100K
C445
0.022
C642
100P
+B
SPEAKER
TERMINAL
SO601
+
SP_L-CH
–
SP_L-CH_GND
–
SP_R-CH_GND
+
SP_R-CH
HEADPHONES
PWB-A5
HEADPHONES
R662
C662 J601
330
820P
R661
330
5
L603
C661
10µH
820P
C663
820P
1
F651
T2.5A
L 250V
C651
F652
T1.25A
L 250V
T.F
C654
T651
POWER
TRANSFORMER
AC LINE FILTER
C656
LF651
SO651
C659
AC SOCKET
230V,50Hz
12