Panasonic SA-AKX74PR Manual de servicio - Página 15
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15
16
17
18
SCHEMATIC DIAGRAM - 26
M
SMPS CIRCUIT
: +B SIGNAL LINE
4
TO SMPS
CIRCUIT (1/2)
AC IN
110~127V/220~240V 50/60Hz
P1
3
5
IC5701
C1ZBZ0004646
SWITCHING REGULATOR
1
GND
DRIVE
8
6
2
VCC
OCP2
7
3
OLP/SS
BURST
6
8
4
FB
OCP/BD
5
C5726
R5732
0.1
100
R5727
0.13
R5714
0.22
R5726
0.22
7
1
2
NOTE: " * " REF IS FOR INDICATION ONLY
15
16
17
18
19
20
21
: -B SIGNAL LINE
R5708
F1
P5701
ERJ8GEYJ155V
T8AH 250V
1.5M
ZA5701
ZA5702
DZ5701
ERZVA5Z471
R5709
ERJ8GEYJ155V
1.5M
SYNC
Q5898
B1ABCF000176
SYNC SWITCH
R5711
10
R5713
D5703
D
Q5700
330
B0ACCK000012
B1ZAZ0000058
G
R5712
SWITCH
15K
S
C5702
R5710
1000P
390K
PW_SYS3.3V
R5893
10K
R5892
1K
K
IC5899
R5895
15K
C0DAEYY00040
A
C0DAZYY00039
C5898
CHANGE
0.1
SHUNT REGULATOR
R
(IC5899)
R5891
33K
19
20
21
22
23
24
L5701
C5701
G0B932H00002
F0CAF224A105
0.22
3
4
2
1
C5705
C5704
F1BAF471A013
F1BAF471A013
470P
470P
CHASSIS GND
PC5702
B3PBA0000579
SYNC
4
1
D5730
R5897
R5706
B0ECET000006
100
820K
3
2
R5896
C5897
100K
0.01
PC5799
B3PBA0000579
FEEDBACK
R5894
150
1
4
R5890
2.2K
2
3
ETS19AB2E6AG
SUB TRANSFORMER
R5798
D5798
22
B0EAMM000057
18V
6
D5896
C5798
B0EAMM000057
3.3V
25V220
7
5
IC5799
8
4
MIP2F20MSSCF
SWITCHING MODE POWER
SUPPLY CONTROL
9
3
R5786
C5899
200K
10V220
2
10
5
D
VCC
GND
C5790
2200P
1
6
NC
CL
D5793
B0HAMP000094
7
S
FB
8
S
VDD
C5708
F1BAF1020020
1000P
22
23
24
15
25
26
27
C5700
F1BAF471A013
470P
R5704
220K
R5705
220K
D5701
B0FBBV000006
4
3
2
1
TL7*
TO
CHANGE
(BLK)
VOLTAGE SELECTOR
(D5795)
C5711
CIRCUIT
250V820
(RED)
IN SCHEMATIC
DIAGRAM - 20
TL8*
VA5700
J0LY00000168
VA5701
J0LY00000168
D5795
B0BC9R000008
DZ2J091M0L
4
C5794
R5795
1000P
470K
3
C5712
250V820
2
R5797
15K
1
C5796
C5795
0.1
1
1/2
2/2
SA-AKX94PH SMPS CIRCUIT
25
26
27
28
A
B
C
D
E
N
F
G
H
28