Panasonic SA-XH20PH Service Manual page 100

15 16 17 18
SCHEMATIC DIAGRAM - 16
E
SMPS CIRCUIT
: +B SIGNAL LINE
D5706
B0HBSM000054
G2 G1
ZA5803*
1 1 2 3
Q5841 HEATSINK
T5701
B1GBCFGG0025 ETS35BL146AC
R5843
DC DETECT MAIN TRANSFORMER
2.2K
16 NC
+24V
15
C5721 R5726
220P 47
2 14
13
C5843 R5842 C5724
1 470 25V1000
3 12
11 NC
C5729 VCC
0.01 10 NC
9 NC
GND
C5706
F1BAF1020020
1000P
3 2 1
ZJ5701
PC701
B3PBA0000579
FEEDBACK
R5728
330
1 4
4 2 3
TO SMPS
CIRCUIT (1/2)
NOTE: " * " REF IS FOR INDICATION ONLY
15 16 17 18
19 20 21
: -B SIGNAL LINE
VIN
1
R5719
R5711
3.3M
C5711
100K
1000P
R5720
R5710 3.3M
3
100K
R5721
D5702
3.3M
B0EAKT000063
5
Q5701
B1KAB0000021
R5716 D5703
CURRENT LIMITING
G1C220MA0172 B0EAMM000057
SWITCH
7
C5716
50V4.7
8
R5717
R5722
33K
82K
C5717 R5718
C5714
0.22 1K
0.22
5 VINS ISENSE 4
R5715 R5714
C5718
0.1 4.7 10
6 PROT DRIVER 3
7 CTRL GND 2 D5704
B0JCME000035
C5719
0.22
8 OPTMR VCC 1
R5724
180K
C5720 C5715
0.01 0.1
IC5701
C0DBZYY00448
SWITCHING MODE POWER
SUPPLY CONTROL
D5705
TH5701 B0BC02700039
R5723
D4CC11040013
12K
1
3
2
19 20 21
22 23 24
D5701
B0EBNR000045
+ ~ ~ -
L5702
C5703
1 2 3 4 G0B453G00003 TH5702
F0CAF104A105
D4CAA5R10001
0.1
3 4
C5709
2 1
400V180
F1BAF1020020 F1BAF1020020
1000P 1000P
R5703 R5701
D0GB824JA008 D0GB824JA008
D S
820K 820K
G R5704 R5702
D0GB824JA008 D0GB824JA008
820K 820K
R5713
0.11
G2 G1
ZA5703*
HEATSINK
22 23 24
100
25 26 27
L5701
G0B722G00002
F1 P5701
T3.15A 250V
3 4
AC IN
110V~240V 50Hz/60Hz
2 1
C5702 DZ5701
F0CAF104A105 ERZVA5Z471
0.1
1
TL 12
2
ZJ5702
K7...PH
3
K3*...PH 0
1/2 2/2
SA-XH20PH SMPS CIRCUIT
25 26 27
28
A
B
C
D
E
F
G
H
28