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15
16
17
18
SCHEMATIC DIAGRAM - 20
I
SMPS CIRCUIT
: +B SIGNAL LINE
TO SMPS
CIRCUIT (1/2)
P5701
AC IN
110~127V/220~240V 50/60Hz...PH
120V 60Hz...PN
P1
SYNC
3
PW_SYS3.3V
IC5899
C0DAEYY00040
SHUNT REGULATOR
1
2
4
NOTE: " * " REF IS FOR INDICATION ONLY
15
16
17
18
19
20
21
: -B SIGNAL LINE
FOR PN
F1
L5706
R5708
C5701
T6.3AL 250V...PH
G0B612H00002
ERJ8GEYJ155V
F0CAF104A105
8A 125V...PN
1.5M
0.1
3
4
ZA5701
ZA5702
DZ5701
2
1
ERZVA5Z471
FOR PH
R5709
ERJ8GEYJ155V
C5705
1.5M
F1BAF471A013
470P
CHASSIS GND
PC5702
Q5898
B3PBA0000503
SYNC
B1ABCF000176
R5897
100
SYNC SWITCH
4
1
R5896
C5897
R5706
100K
0.01
820K
3
2
PC5799
B3PBA0000503
FEEDBACK
R5894
150
1
4
R5890
2.2K
2
3
ETS19AB2E6AG
SUB TRANSFORMER
18V
6
D5896
B0EAMM000057
3.3V
7
5
R5893
10K
4
8
R5892
1K
9
3
K
C5899
10V220
R5895
2
10
15K
GND
A
C5898
0.1
1
R
R5891
33K
C5708
F1BAF1020020
1000P
19
20
21
22
23
24
FOR PH
L5707
G0B612H00002
3
4
2
1
TH5702
FOR PN
D4CAA2R20001
C5704
F1BAF471A013
FOR PH
470P
R5704
220K
D5730
B0ECET000002
R5705
220K
D5701
B0FBAR000049
4
3
2
1
R5798
D5798
22
B0EAMM000057
C5798
25V220
IC5799
MIP2F20MSSCF
D5795
B0BC9R000008
SWITCHING MODE POWER
SUPPLY CONTROL
R5786
200K
5
D
VCC
4
C5794
R5795
C5790
1000P
470K
2200P
6
NC
CL
3
D5793
B0HAMP000094
7
S
FB
2
R5797
FOR PH
15K
8
S
VDD
1
C5795
C5796
0.1
1
22
23
24
92
25
26
27
K4...PN
0
TP
1
K6...PH
0
C5700
F1BAF471A013
470P
C5703
F0CAF224A105
0.22
FOR PH
FOR PN
J
TL7*
TO
(BLK)
VOLTAGE SELECTOR
C5711
CIRCUIT
400V220
(RED)
IN SCHEMATIC
DIAGRAM - 18
TL8*
FOR PH
C5712
400V220...PH
200V560...PN
1/2
2/2
SA-AKX34PH/PN SMPS CIRCUIT
25
26
27
28
A
B
C
D
E
F
G
H
28
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Troubleshooting
