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3.4.
SMPS Circuit (For SA-AKX12PH/PN-K, SA-AKX12PR-K)
With reference to original service manual (section 16.6.) on page 87-88 for Model No. SA-AKX12PH/PN-K
With reference to SA-AKX12PH/PN-K service manual (section 16.6.) on page 87-88 for Model No. SA-AKX12PR-K
1
2
3
SCHEMATIC DIAGRAM - 9
A
H
SMPS CIRCUIT
: +B SIGNAL LINE
B
CN5802
AM_BEATPROOF
15
PCONT
PCONT
14
DC16V
DC16V
13
C
+16V_GND
12
ECO_CTL
11
B
TO
DCDET2
10
MAIN CIRCUIT
TEMP_DET
9
SYS3.3V
(ZJ2002*)
SYS3.3V
8
SYNC
IN SCHEMATIC
SYNC
7
DIAGRAM - 6
+35V_SENSE
6
+35V_SENSE
5
C5831
C5896
SYS_GND
4
0.1
0.1
SYS_GND
3
C5832
-35V_SENSE
2
0.1
-35V_SENSE
1
D
E
F
G
H
1
2
3
All manuals and user guides at all-guides.com
4
5
6
: -B SIGNAL LINE
Q5862
R5862
R5863
B1GBCFJJ0051
18K
18K
DCDET
R5860
R5861
10K
3.3K
Q5860
Q5861
B1ADCF000001
B1ABCF000176
C5869
R5864
TEMPERATURE DETECT
TEMPERATURE DETECT
0.1
10K
C5870
0.1
FOR PH
R5800
R5841
R5836
R5833
15K
120K
2.2K
2.2K
FOR PH
R5840
R5837
R5835
C5843
82K
10
2.2K
2.2K
R5801
C5844
22K
10
QR5801
B1GBCFJN0038
D5804
QR5802
SWITCH
B0ACCK000012
B1GDCFGA0018
DC DETECT
DC16V
C5826
C5800
0.01
0.01
CHASSIS GND
C5817
100V0.1
R5814
8.2K
R5805
2.2K
R5865
0
SYS3.3V
PCONT
4
5
6
7
8
9
10
-35V
11
12
GND
13
14
+35V
15
+15V
D5801
GND
B0ABSM000008
16
TH5860
D4CC11040013
17
+18V
1
2
3
T5701
18
ETS39AG4M6AD...PH
ETS39AG4NGAD...PN
MAIN TRANSFORMER
10
9
C5805
11
8
R5832
50V1000
2.2K
12
7
13
6
C5808
R5834
50V1000
2.2K
14
5
15
4
16
3
3
2
1
R5720
22
17
2
D5731
D5803
B0EAMM000057
B0HFRJ000012
18
1
D5802
B0ABSM000008
B0BC010A0007...PH
B0BC018A0267...PN
C5812
C5813
0.1
35V330
B1BABG000007
LIMITING SWITCH
PC5720
B3PBA0000503
FEEDBACK
R5809
R5807
330
330
R5721
10K
1
4
R5808
2.2K
R5802
C5810
2
3
12K
0.1
C5720
0.1
IC5801
C0DABFC00002
R5803
C0DAAYY00072
CHANGE
R5730
1K
1K
SHUNT REGULATOR
R5804
47K
C
1
D5722
R5806
B0BC019A0007
15K
3
C5818
A
D5723
0.1
B0ACCK000012
2
R
PC5701
B3PBA0000503
FEEDBACK
1
4
R5817
R5810
330
330
2
3
QR5810
B1GBCFLL0037
PCONT SWITCH
7
8
9
11
10
11
12
FOR PH
FOR PN
10
9
9
-35V
8
11
8
7
12
7
GND
13
6
6
14
5
5
+35V
VIN
15
4
4
+15V
VIN
VIN
GND
3
16
3
VCC
VCC
2
17
2
+18V
18
1
1
GND
GND
R5702
R5703
C5713
33K...PN
33K...PN
0.01
100K...PH
100K...PH
3
D5702
B0ZAZ0000052
1
2
R5724
D5726
120
B0EAKM000117
R5723
1K
D5721
L5704
J0JBC0000019
Q5720
CURRENT
D5729
B0EAMM000057
Q5722
R5722
D5727
B1ABCF000176
1.2K
B0ACCK000012
CURRENT
LIMITING SWITCH
D5724
B0ACCK000012
D5728
B0ACCK000012
C5725
C5723
0.1
470P
C5728
1000P
C5724
R5733
50V56
47K
C5721
C5722
ADD
220P
1000P
(C5728...PN)
C5737...PH
820P
C5727...PN
D5725
3300P
B0BC6R100010
1/2
2/2
SA-AKX12PH/PN SMPS CIRCUIT
10
11
12
13
14
P1
1
TO SMPS
CIRCUIT (2/2)
2
3
R5732
100
IC5701
C5HACYY00005...PH
C5HACYY00004...PN
SWITCHING REGULATOR
7
OCP/BD
6
FB
5
OLP/SS
C5730
1
4
VCC
C5726
0.1
GND
3
S
2
1
D
4
R5726
0.1...PH
0.15...PN
R5727
0.13
FOR PN
13
14