Table of Contents
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KX-FC255CX-S
18.2. Analog Board (PCB2)
+5V
L112
IC103
-1
NC
8
2
C146
1
3
R147
4
C143
(
C145
L113
C147
R150
6
C149
7
(
R148
R149
5
(
)
(
)
IC104
-2
NC
CN103
CPC
15
+24V
DG
14
+24V
13
AG
12
BELL
11
CLIPRLY/HSALC
10
LINERLY
9
DCN
8
P-SHORT
7
BREAK
6
+5V
+5V
5
BBRX
4
MDMRX
3
MONRX
2
LINETX
1
CN104
8
LINE_M
LINE_P
7
6
-5V
SP(-)
5
-5V
SP(+)
4
3
COVEROPEN
REED
2
PTOP
1
CN105
SP(+)
1
2
SP(-)
CN106
REED
1
GND
2
PTOP
3
4
COVEROPEN
C144
IC103
-2
NC
C140
6
R146
C141
7
)
(
)
R145
5
R144
(
)
(
C142
+5V
L114
C151
R152
(
)
(
)
2
8
C154
1
R151
3
4
C150
)
(
)
C156
IC104
-1
L115
NC
J107
C162
J680p
+2V
R154
47K
R153
C157
6
10k
K0.1u
7
5
IC101
-2
1
C197
3
2
J100p
C160
DA104
D10p
R204
(
)
C189
(
)
6
R205
7
(
)
5
IC106
-1
R206
NC
R210
(
)
C192
(
)
IC106
+5V
NC
8
2
R213
1
(
)
3
4
-5V
)
2V
R141
27K
R138
C130
12K
K0.1u
C136
R135
J470p
+5V
IC101
L110
-1
8
2
C196
1
J100p
3
4
C132
C138
D10p
Z0.1u
L111
+2V
C137
J470p
R140
C134
R142
12K
K0.1u
27K
+5V
+2V
C183
(
)
R192
(
)
R201
(
)
6
7
(
)
5
R202
IC105
-1
NC
C185
(
)
R195
(
)
-2
+5V
R208
(
)
8
2
1
(
)
3
R209
4
-5V
210
T101
4
3
2
6
1
2.4K
R134
R133
1K
1K
C127
(
)
(
)
NC
C126
D118
24V
12V
R189
(
)
(
)
R190
+5V
IC105
-2
NC
-5V
R193
(
)
(
)
R194
C121
(1)
50V 4.7u
Q110
R126
(2)
4.7K
C120
J47p
C119
D10p
(3)
R124
(4)
(
)
4
1
PC105
NC
3
2
(5)
(6)
(7)
(8)
(9)
(10)
(11)
(12)
(13)
(14)
(15)
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