Panasonic KX-FT21BX

CIRCUIT OPERATIONS
- 145 -
KX-FT21LA
SA1SA2
POS1
CN4
CN5
4
3
a
b
4
3
a1
b1
J7
J8
J5
J6
J9
RLY1
4
3
5
R36
R37
R33
C35
C43
C37
C16
R32
R31
PC1
IC6
11
CN2(10)
CN1(10)
10
Analog Board
Digital Board
To IC5
+5VD
1
2
3
4
D6
D7
+24V
Q3
R43
RLY1
1
2
CN1
+5VA
R13
R7
R6
C7
C5
C14
R11
R401
C10
4
3
2
1
5
IC2
+2.0V
300V
1000V
R24
6
5
1
4
T1
Circuit Diagram