Panasonic SA-XH170EB Service Manual page 111

15 16 17
SCHEMATIC DIAGRAM - 19
F SMPS CIRCUIT
: +B SIGNAL LINE
P1
Q5898
SYNC
B1ABCF000176
SWITCH
R5897
R5821 C5897
100
100K 0.01
SYS3.3V
IC5900
C0DBEYY00070
SHUNT REGULATOR
K
R5895 R5893
15K 10K
A
C5898 R5892
0.1 1K
R
R5891
33K
PGND
PC5705
B3PBA0000503
PCONT
PCONT
QR5901
1 4
B1GBCFLL0037
R5903
PCONT SWITCH
680
2 3
TO SMPS
CIRCUIT (1/2)
7
1
6
4
2
D5903
DA2J10100L
5
Q5902
B1ABCF000176
SWITCH
3
NOTE: " * " REF IS FOR INDICATION ONLY
15 16 17
18 19 20
: -B SIGNAL LINE
R5890
2.2K
T5751
ETS19AB2E6AG
SUB TRANSFORMER
D5716
R5798
B0EAMM000057
22
+18V
6
D5896
C5798
B0EAMM000057 50V10
+3.3V
7 5
8 4
9 3
C5899
10V220
10 2
GND
1
C5706
F1BAF471A013
470P
R5906
100K
R5905
10K
D5709
DA2J10100L
R5732 C5723
220 470P
C5725
0.1
R5733
47K
D5713 C5724
DZ2J360M0L 1000P
C5730
1
C5747
820P
C5901
1000P
R5726
18 19 20
21 22 23
PC5700
B3PBA0000503
SYNC
4 1
3 2
PC5701
B3PBA0000503
FEEDBACK
R5894
150
1 4
2 3
R5902
120
IC5799
MIP2F20MSSCF
SWITCHING MODE POWER D5791
R5901
SUPPLY CONTROL DZ2J091M0L
1K
5 D VCC 4
C5795
1000P
CL 3
R5795
470K
7 S FB 2
R5797
15K
S
8 VDD 1
C5796 C5794
0.1 1
Q5901
B1ADCE000022
D5901
SWITCH
B0EAKM000117
IC5701
C5HACYY00008
SWITCHING REGULATOR
7 OCP/BD
6 FB
5 OLP/SS
4 VCC
C5731
RL5001*
0.1
HEATSINK*
3 GND
2 S
G1 G2
1 D
1
2
ZJ5702
3
0.15
21 22 23
111
24 25 26
R5704 R5706
120K 270K
(RED)
TH5702
D5711
R5898 R5707 TL31*
B0ECET000006 D4CAA5R10001
820K 390K
TL21*
(BLK)
D5701
B0FBAR000043
4
3 C5702
F0CAF104A105
0.1
2
1
C5712
400V150
C5700
F1BAF1020020
1000P
ZJ1*
WIRE CLAMPER
1/2 2/2
SA-XH170EB/EG,SA-XH175EP SMPS
24 25 26
27 28
A
G
TO
B
AC INLET
CIRCUIT IN
SCHEMATIC
DIAGRAM - 13
C
D
E
F
G
CIRCUIT
H
27 28