Panasonic SA-AKX52GN Manuel d'entretien - Page 15

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Panasonic SA-AKX52GN Manuel d'entretien
3.7.

SMPS Circuit (For SA-AKX52EB/EG/GN-K)

With reference to original service manual (section 17.9.) on page 111-112 for Model No. SA-AKX52EB/EG/GN-K
1
2
3
SCHEMATIC DIAGRAM - 21
A
J
SMPS CIRCUIT
: +B SIGNAL LINE
CN5801
I
+35V_SENSE
6
TO
+35V_SENSE
5
D-AMP CIRCUIT
SYS_GND
4
(ZJ5500*)
SYS_GND
3
IN SCHEMATIC
-35V_SENSE
2
B
DIAGRAM - 20
-35V_SENSE
1
CN5802
AM_BEATPROOF
15
PCONT
PCONT
14
DC16V
DC16V
13
C
+16V_GND
12
ECO_CTL
ECO_CTL
11
B
TO
DCDET2
10
MAIN CIRCUIT
TEMP_DET
9
SYS3.3V
(ZJ2007*)
SYS3.3V
8
SYNC
IN SCHEMATIC
SYNC
7
DIAGRAM - 5
+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
4
5
6
: -B SIGNAL LINE
Q5862
R5862
R5863
B1GBCFJJ0051
18K
18K
DC DETECT
R5860
R5861
Q5860
10K
3.3K
Q5861
B1ADCF000001
B1ABCF000176
TEMPERATURE DETECT
C5869
R5864
TEMPERATURE DETECT
0.1
10K
C5870
0.1
R5800
R5841
R5836
R5833
15K
120K
2.2K
2.2K
R5840
C5843
R5837
R5835
82K
2.2K
2.2K
10
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
Q5899
R5866
22
QR5812
B1ABGC000001
B1GDCFJJ0047
SHUNT REGULATOR
R5805
CONTROL
SWITCH
3.3K
SYS3.3V
R5868
R5867
C5871
R5865
22K
100K
0.01
220
QR5811
ECO_CTL
B1GBCFJJ0051
SWITCH
PCONT
4
5
6
7
8
9
D5801
B0ABSM000008
TH5860
D4CC11040013
1
2
3
T5701
G4DYZ0000051
MAIN TRANSFORMER
10
9
-37V
C5805
11
8
R5832
50V2200
2.2K
12
7
GND
13
6
C5808
R5834
50V2200
2.2K
14
5
+37V
15
4
VIN
GND
16
3
3
2
1
R5720
22
VCC
17
2
+16.8V
D5731
D5803
B0EAMM000057
B0HFRJ000012
18
1
D5802
GND
B0ABSM000008
B0BC018A0267
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
10K
0.1
C5720
0.1
IC5801
C0DABFC00002
R5803
C0DAAYY00072
R5730
10K
CHANGE
1K
SHUNT REGULATOR
R5804
82K
C
1
D5722
R5806
B0BC019A0007
15K
3
C5818
A
D5723
0.1
B0ACCK000012
2
R
PC5701
B3PBA0000503
FEEDBACK
1
4
R5817
R5810
330
330
QR5810
2
3
B1GBCFLL0037
PCONT SWITCH
7
8
9
15
10
11
12
C5713
R5703
R5702
0.01
100K
100K
3
D5702
B0ZAZ0000052
1
2
R5724
D5726
120
B0EAKM000117
R5723
1K
D5721
L5704
J0JBC0000019
Q5720
CURRENT
D5729
B0EAMM000057
Q5722
R5722
D5727
1.2K
B1ABCF000176
B0ACCK000012
CURRENT
LIMITING SWITCH
D5724
B0ACCK000012
D5728
B0ACCK000012
C5725
C5723
0.1
470P
C5728
1000P
C5724
R5733
50V56
47K
C5721
C5722
220P
1000P
C5737
820P
D5725
B0BC6R100010
1/2
2/2
SA-AKX52EB/EG/GN SMPS CIRCUIT
10
11
12
13
14
P1
1
TO SMPS
CIRCUIT (2/2)
2
3
R5732
100
IC5701
C5HACYY00005
SWITCHING REGULATOR
7
OCP/BD
6
FB
5
OLP/SS
C5730
1
4
VCC
C5726
0.1
3
GND
2
S
1
D
4
R5726
0.1
13
14