Sharp 1-BIT AMPLIFIER SM-SX1 Service Manual page 22

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SM-SX1/SX1W
A
B
C
D
E
F
SOC501
AC SOCKET
SM-SX1; AC120V,60Hz
SM-SX1W; T3.15A L 250V
SM-SX1W; AC110-127/
220-240V, 50/60Hz
CNS501
1
1
2
2
TP958
CORE1
G
Put The
Plastic Inner Tube.
AC INPUT FILTER PWB-A6
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 32.
1
All manuals and user guides at all-guides.com
R904 100
LED904 PX1124AF
R901 100
LED901 PX1124AF
R900 100
LED900 PX1124AF
R902 100
LED902 LNG91LCF
R903 100
LED903 LNG91LCF
SW900
DIGITAL 1
DIG1
(ST)
SW901
DIGITAL 4
DIG4
(TOS)
SW902
SACD
AUX1
(SACD)
SW903
LINE 1
AUX2
(LINE1)
SW904
LINE 2
AUX3
(LINE2)
TP977
SELECT SWITCH PWB-A7
UNT501
1
1
2
2
AC/DC CONVERTER
3
3
4
4
5
5
OUTPUT +22V
UNT502
1
1
2
2
AC/DC CONVERTER
3
3
4
4
5
5
OUTPUT –22V
F501
SM-SX1; 4A/125V
C503
1
1
0.0022
2
2
1
2
1
3
4
3
C501
C502
L502
0.33
0.33
220µH
2
3
Figure 22 SCHEMATIC DIAGRAM (9/10)
TP971
8
R913 100
TP970
7
R910 100
TP969
6
R909 100
TP968
5
TP967
4
TP968
3
R911 100
TP969
2
R912 100
TP970
1
TP972
R905
3.9K
TP973
R906
5.6K
TP974
R907
12K
TP975
R908
39K
TP976
1
2
3
4
CNP302C
5
TO
6
MAIN PWB
P15 11-H
7
8
1
2
3
CNP302B
4
TO
5
MAIN PWB
P15 12-H
6
TP963
1
1
1
1
L501
5mH
NC
2
2
2
2
NC
TP960
2
3
3
3
3
TP961
4
4
4
4
4
TP963
C530
C531
680P
680P
POWER PWB-A9
4
– 22 –
BI900
CNS900
TP1
8
8
TP2
7
7
TP3
6
6
TP4
5
5
TP5
4
4
TP6
3
3
TP7
2
2
TP8
1
1
SEGMENT PWB-A
MICROCOMPUTE
SP_RLY
1
TP41
AUX3
2
TP42
AUX2
3
TP43
AUX1
4
TP44
DIG_B
5
TP45
DIG_A
6
TP46
CNS704
5V(u-COM)
7
TP47
D.GND
FROM
8
TP48
INPUT
IC_STB
9
SOURCE
TP49
PWB
IC_CLK
10
P21 9-E
TP50
DATA_OUT
11
TP51
DATA_IN
12
TP52
SW501
POWER
(BROWN)
(BLUE)
5
6
LED
GL9B
3
2
4
5
+B
+B

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