Power Supply Board (Pcb4) - Panasonic KX-FT72BR-G Service Manual

13.4. POWER SUPPLY BOARD (PCB4)

D102 D101
+
D103 D104
ZNR102 470V
C102 0.1
C103 C104
2200p 2200p
L101
R113 R112 R111
330K 330K 330K
ZNR101
470V
C101
GND
0.22
L 1 2 N
CN31
5V
0V
-0.8V
Cycle=2.2 s
R105 G
10
Q101
D107
Q102
R107 R106 C109
100/2 100/2 0.01
C110 R108
682 100K
R109 D105
5.1K
D106 R110
22
PC101
25.5V
0V
-35V
Cycle=2.2 s
300V
T101
TRANS
0V
Cycle=2.2 s
D201
C202
D 1000p
+
S
D202
+
10V
0V
14V
Cycle=2.2 s
1
2
3
R223 C205
4
+
100 1/50
5
6
7
8
IC202
+
POWER SUPPLY BOARD SCHEMATIC DIAGRAM
KX-FT72BR-G
CN301
24V
24V
24V
GND
GND
GND
5V
GND