Sharp XL-520W Service Manual page 21

R361 R362
15K
15K
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
E
4
K
R137
4.7K
+B
D106
1SS133
04
33
+B
1 2 3 4 5 6 7 8 9
10 11 12
CNP602
CNS602
TO CD SERVO PWB
P23 12-C
7
SO401
R406
39K
R-CH
R408
3.3K
VIDEO/AUX
R407
3.3K
L-CH
R405
39K
+B
+B
+B
R634
1K
C602
0.022
+B M_12V
A_12V
+B
1 2 3 4 5 6 7 8 9 10
13 14 15 16 17 18 19 20
CNP603
CNS603
TO CD SERVO PWB
P23 12-A
8
Figure 21 SCHEMATIC DIAGRAM (2/4)
KRC107M
Q202
3
1 KRC107M
C226
4.7/25
C225
10/16
Q208
KTC3203Y
R224
1K
D202
1SS133
D201
C408
330P
C407
330P C412
C416 R422
1/50 22/16
1K
C406 R420
1K
1/50
TAPE R
C404 R418
1/50 1K
TUN R
C402
R416
1/50
1K
CD R
TUN L
R403
1K
R402 1K
R401 1K
CD L
R415
C401
1/50 1K
C403 R417
1/50 1K
TAPE L
C405 R419
1/50 1K
C411
22/16
R421
C415
1/50 1K
R413
POWER AMP.PWB-B1
R601 C605
4.7/25
3.3K
0V
13
R615
22K
0V
R603 C607
1K
100/50
14
0V
0V
0V
11
0V
1
R604
1
1K
2 8
0V C608
3 100/50
3
0V
10
FW604 R602 C629
1 100/50
3.3K
1 9
STAND-BY
C606 0V
2
4.7/25
12
L-CH
3
4
5
A_GND R608 D601
6
1K 1SS133
7
R-CH
8
8
CNP604
VOLTAGE
Q607
REGULATOR 2SD2012Y
1
Q606
KTC3199GR
2
Q608
R625 KRA102M
10K
Q609
KRC107M
ZD602
MTZJ7.5C
+B Q605
2SD2012Y
VOLTAGE
REGULATOR
R619
47
VOLTAGE
REGULATOR
Q604
2SD2012Y
+B
Q603
KTC3199GR
R620
47
ZD601
MTZJ13A
9 10
– 21 –
R219 Q201
R217 10K KRC107M
2 10K
Q205 3
2 2SK246GR
3 2
100 R216
D203
Q203
1
1
1SS133
R233
4.7K
28 27 26 25 24 23 22 21 20
IC201
SRS5250S
1 2 4 5 6 7
3
R201
33K
R203 R202
22K 100K
R204
R205 C203
47K 1.5K
0.0047
(ML)
R206
C202 3.9K
0.47/50 A GND
1SS133
R412
15K
R414
3.3K
C422
0.22
(ML)
33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48
32 RFS 49
R3
31 NC RVref 50
30 R2 RINVIN2
46 47 48 51
29 NC RTOUT 52
28 R1 RVRIN 53
27 AVSS IC401 RTEST 54
LC75394E
26 VSS RVROUT 55
AUDIO PROCESSOR
25 CE Vref 56
24 D1 VDD
57
LVROUT
23 CL 58
22 VSS LTEST 59
21 L1 LVRIN 60
C437
20 NC LTOUT 61
100P
3 2 1
19 L2 LINVIN2 62
18 NC LVref 63
LFS
17 L3 64
9 8 7 6 5 4 3 2 1
16 15 14 13 12 11 10
C421
0.22
(ML)
3.3K
R411
15K
C609
47/50
C613
IC601
1000/35
2
LA4450
R609
3.3
C611
0.22
1
(ML)
C643
0.22
(ML)
3
0V
4
C644
0.22
(ML)
6
5
C614
1000/35
7
VCC
IC601: POWER AMP.
L-CH
L-CH
C616
C615
2200/50
A_GND
0.022
R-CH
R-CH
1 2
CNP651
1 2
CNS651
BI651
1 2
R624
1K
D652
D651
3
2
1
D653
D654
3 R651
680(3W)
C651,C654: 0.1 0.1
D651-D654: 1N5402M 1N5402M 1N5402M 1N5402M
C657
1 1 1
D657
2 2 2
D658
R629
820
C659
R628
100
C656-C659: 0.1 0.1 0.1 0.1
C620
D656-D659: IN4004S
470/25
POWER SUPPLY PWB-B2
11
XL-520W/CP-520
SRS PWB-B3
19 18 17 16 15
8 9 10 11 12 13 14
C210
0.33/50
R209
1.2K
R207
4.7K
IN R
IN L
SRS2
SRS1
A 12V
CNP201
1 2 3 4 5 6 7 8
CNP201
2
1 3 4 5 6 7 8
C434 R480
0.0033
100K
C438
100P
C436
100/10
C440
10/16
C442
10/16
C443
100/10
+B
C439 C441
10/16
10/16
C435
100/10
C444
100/25
R479
C433
100K
0.0033
C445
0.022
+B
SPEAKER
TERMINAL
SO601
+
SP_L-CH
–
SP_L-CH_GND
–
SP_R-CH_GND
+
SP_R-CH
HEADPHONES
PWB-A5
HEADPHONES
R662
J601
330
R661
330
5
1
F651
SW651
T3.15A
VOLTAGE
L 250V
SELECTOR
230-
240
C651
F652
T1.25A
L 250V
T.F
C654
T651
POWER
TRANSFORMER
!
C656
D656
D659
SO651
C658
AC SOCKET
110/127/220/230-240V
50/60Hz
12