Panasonic KX-NS500AG Service Manual page 46

KX-NS500AG
12.1.2. No.2
2
1 2
A
C
B
C
TH100C
NC
J100C
0
D
JK100C
1
2
3
4
5
6
7
8
E
D
F
TH100D
NC
J100D
G
0
3
+3.3V
PC100C
DG
PF_TC PF_RC
DG
R106C 680
DG
D101C D103C
1 2
L100C
VA100C NC
+3.3V
R104C NC
1 4
RL100C
SFGC
2 3
NC
SFGC
+3.3V
R110C
680
FG
+3.3V
+3.3V
PC100D
DG
PF_TD PF_RD
DG
R106D 680
DG
D101D D103D
1 2
L100D VA100D NC
+3.3V
R104D NC
RL100D
1
4
SFGC
2 3
NC
4
+3.3V
R110D
1
680
4 5
+3.3V
DG
R115C
100
R116C
8.2k
D104C
3
Q100C
2 1
R113C 15k
- +
4
RL101C
4 3
1 2
DG
R116D
8.2k
D104D
3
Q100D
2
1
R113D 15k
- +
4
RL101D
3
2
46
6
C111C
22p 50
R125C 330k
1
IC100C
C120C
0.047u
R123C
+3.3V
680
R124C 100k
R117C
680
C110C
56p
VH3
PC103C C139C
IC100C
100p
5
+
50
4 1
T100C R118C
6
-
3 4
3 2
100k
5 R122C 100k
1 6
C109C
56p
+3.3V
R171C
1k
VH4
6
C140C
7
NC
IC102C
5
IC102C
+15V
DG
VH3
2
1
NC
3
C141C
IC102C
DG
DG
C111D
22p 50
R125D 330k
1
IC100D
C120D
R133D
0.047u
R123D
+3.3V
680
R124D 100k
R117D
680
C110D
R115D
VH4 56p
100
C139D
IC100D
100p
PC103D
5
+
50
4 1
T100D R118D
6
-
3
4
3 2
100k
5 R122D 100k
1 6
C109D
56p 50
+3.3V
R171D
1k
KX-NS500AG MOTHER BOARD No.2 1/2
7
(1)
(2)
REVDET[2]
(3)
BELL[2]
(4)
VOUT[2]
2 R126C C113C
(5)
56k 0.1u 50
VH3 +15V
C138C
3
100p
50
8
VCC
R133C IC100C
VEE
680
VH3 +3.3V 4
DG
D109C
50
DG
C112C
VIN[2]
7
(6)
0.1u 50
50
(7)
SHUNT[2]
(8)
+15V
8
VCC
VEE
4
DG
(9)
(10)
REVDET[3]
(11)
BELL[3]
(12)
R126D C113D
2
(13)
56k
0.1u 50
C138D
3
100p
VH4 +15V
50
8
IC100D
VCC
VEE
680 VH4
+3.3V
4
DG
D109D
50
DG
C112D
VIN[3]
7
(14)
0.1u 50
(15)
(16)