Sharp XL-30H Service Manual page 25

CNS704
SD
9 SD
STEREO
8 FM ST
7
DO
6
CL
CNW704
5 CE
P27 12-F
4 DI FROM
+B DISPLAY
3 CD+B
PWB
2
P MUTE
P-STB
1
CD L
TUN L
TUN R
CD R
51
+B
J5.1B
0
6 GR
+B
E L
3
K
+B
+B
CD TEST POINT
+B
+B
+B
+B
5 6 7 8 9 10 11 1 2 3 4 5 6
CNP703
CNS605
P29 12-C
WB
FROM CD SERVO PWB
7
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C406
10/16
C402
10/16
IC401
FUNCTION/
VOLUME
EQUALIZER
TAPE R
LC75342M
C401
10/16
C403
10/16
TAPE L
C405
10/16
+B
C698
330P
R601 C605
4.7/25
10K
10 1.4V
C603
0.001
R634
5
9.5V
3.3K
IC601
R603
10K
LA4600
9 0V
R616
6.8K
R604
10K
6
12.9V
R602
10K
1.4V
8
1.7V
C606
C697
7
4.7/25
0.001
R608
C615
D601
1K
0.022
1N4148
FOR XL-30H
+B
Q607
2SD2012 Y
6.2V
+B 20V +B
Q606
F653
KTC3199 GR
T1A L 250V
R624
D604 1K
7.8V
1N4148
1
7.5V Q686~Q689
0V
VOLTAGE
2
3
3 REGULATOR
Q608 Q609
2
KRA102 M KRC107 M
0V
1
+B
+B
20V
11.7V
Q605
Q683~Q685
2SD2012 Y
VOLTAGE
REGULATOR
R619
47
Q604
2SD2012 Y
11.7V 20V +B
12.3V
Q603
KTC3199 GR
20V
R620
47
R628
13V
100
ZD601
MTZJ13A
7
CNP605
8 9
Figure 25 SCHEMATIC DIAGRAM (2/6)
R436
C404
10K
10/16
R416
1K
15 14 13 12 11 10 9 8 7 6 5 4
IC401 LC75342M
16 18 19 20 21 22 23 24 25 26
17 27
R415
1K
C425
10/16
R435
R439
10K
3.9K
R423
1K
CL
R424 DI
1K CE
R425
1K
C613
1000/25
9.8V 1
0V 2
IC601
POWER AMP.
LA4600
C614
POWER PWB-B for XL-30H
1000/25
9.8V
3
20V
C699
4
C616
0.0033
D651
4700/25 +B D652
D651~D654:
1N4004
D653 D654
+B1
1
1 1
B1GND
2 2
2
Q681~Q683
VOLTAGE REGULATOR
Q683
9V
KTC3199 GR
0.8V(0V)
R685
10K
3
R686
P_CONT
47K
2
D_GND
1
D682
C695
C683
0.001
2200/16
D681~D684:
1N4004
D683
(238)
C696
TO MAIN
0.01
CHASSIS
1
1
2 2
CNP653
When servicing,pay attention as the area enclosed
by this line ( ) is directly connected with AC main voltage.
POWER PWB-B for XL-30W
GND1
3
3 3
2
+B
2 2
1
12V
1 1
GND1
D689
1N4004
D686
1N4004
VOLTAGE
REGULATOR
Q683
KTC3199 GR
0.8V
R685
GND2 (0V)
10K
3
R686
2
47K
1
D681~D684:1N4004
D682
D683
C660
0.001
1 2
CNP653
(238) TO MAIN CHASSIS
1 2
(226)
TO TAPE MECHANISM
CHASSIS
10
– 25 –
XL-30H/30W
2 1
3
28 29 30
D402
SP601
1N4004
4 ohm
D401
SPEAKERS
+B 1N4004
SP602
4 ohm
+
SO601
SPEAKER
TERMINALS
R662
330
+
R661
330
5 5
J601
HEADPHONES
1
1
HEADPHONS
PWB-A5
T651
MAIN POWER
TRANSFORMER
F651
T2.5A L 250V
T.F
0V
D685
1N4004
Q681
Q682 2SD468C
RLY681
2SD468 C 5.8V
9V
4.9V
6.4V
R681
5.6V
47
R683
47
ZD682
MTZJ5.6B
D681
LF651
LINE
FILTER
D684
T681
SUB POWER
TRANSFORMER
(226)
SO651
TO TAPE MECHANISM
AC POWER INPUT SOCKET
CHASSIS
AC230V, 50Hz
T651
MAIN POWER TRANSFORMER
D652
D651
F651
T2.5A L 250V
D653 D654
T.F
D651~D654:1N4004
D685
1N4004
IC682 VOLTAGE REGULATOR
ZD684
MTZJ16C
IC682
3 1
KIA7805P
ZD683
MTZJ16C
2
C688
0.047
R688
RLY681
D688 R689 1K
1K
1N4004
D681
D684
T681
SUB POWER TRANSFORMER
SO651
AC POWER INPUT SOCKET
AC110-127/220-240V,
50/60Hz
11 12
L-CH
R-CH