Panasonic SA-PT170PH Service Manual page 112

15 16 17
SCHEMATIC DIAGRAM - 14
G SMPS CIRCUIT
: +B SIGNAL LINE
1
2
4
5
P1
SYS5V
TO SMPS
SECTION (1/2)
Q5899
B1ABCF000176
RELAY DRIVE
R5898
4.7K
SYS_GND
PCONT
-13V
DCDET
Q5841
B1ABCF000176
DC DETECT
GND
GND
F
H5801*
TO
ANALOG AMP VDD
VDD 4
CIRCUIT
VDD 3
C5831
(CN5051)
0.1
GND 2
GND
IN SCHEMATIC
GND 1
DIAGRAM - 12
FB
VCC
15 16 17
18 19 20
: -B SIGNAL LINE
ETS35BC2P6AC
MAIN TRANSFORMER
9 NC
D5803
C5815
B0HFRJ000012
0.1
15V
10
-12V
11
12
13
C5826
0
14
C5812
+25V
0.1
R5843
15 NC
2.2K
16 NC
VDD
1 2 3
3 2 1
DCDET
ZJ5801
D5802
B0HBSM000054
18 19 20
21 22 23
D5799
R5707
R5705
B0EDKT000009
120K 0.27K
2 3
1 4
RY5701
K6B1AEA00003
4 3
1 2
ZJ5803
1 2 3
C5700
F1BAF1020020
1000P
T5701
2 1
DRAIN
8
3
7
R5702
6
100K
R5703
5
100K
MAZ82000ML
4
VIN
R5720
22
V1
2
D5731
B0EAMM000057
1
21 22 23
112
24 25 26
TL1*
R5704 R5706
RED
120K 0.27K
BLK
TL2*
F2
T1.6AL 250V
D5701
B0FBAR000041
4
3
2
1
TL3*
WHT
BLU
TL4*
C5712
400V180
D5721
Q5720
2SC3940ARA
D5727
R5722
CURRENT LIMITING
MA2J11100L
2K
SWITCH
D5724
MA2J11100L
R5725
R5721
2K
10K
D5729
C5720
B0EAMM000057
1000P
D5722
MAZ82000ML
D5726
MA2J11100L
D5723
MA2J11100L
1/2 2/2
SA-PT170PH/PR
24 25 26
27 28
A
H
TO
AC INLET CIRCUIT
IN SCHEMATIC
DIAGRAM - 15
B
C
J
TO
VOLTAGE SELECTOR CIRCUIT
IN SCHEMATIC
DIAGRAM - 15
D
E
IC5701
F
C0DAAMH00015
SWITCHING REGULATOR
7 OCP/BD
C5723
470P
6 FB
5 OLP/SS
4 VCC
3 GND
G
2 S
1 D
C5747
560P
SMPS CIRCUIT
H
27 28