Analog Board - Panasonic KX-FP81BX Service Manual

KX-FP81BX / KX-FP81CX / KX-FP82CX

14.2. ANALOG BOARD

2.0V
HANDSET, MONITOR
FAX RX
+24V
+5VA
TO DIGITAL BOARD
CN101
+24V 15
AG 14
+5VA 13
LINERX 12
LINETX 11
HSTX 10
HSRX 9
SPOUT 8
SPMUTE 7
ON-MREN 6
LINERLY 5
BELL 4
EXTHOOK 3
HOOK 2
ON-HOOK : 5V
MPOS 1 OFF-HOOK: 0V
R144
100
R146
100
R118
220K
C115
FAX TX Signal
J82P FAX RX Signal
+5VA
IC101
-2
R158 C111 K0.1 R111 C136
10K
8 2
1 K0.015
100K
3
C135
4
R112 120K
C112 K0.012
Z0.1
+2.0V
Q101
R139 R138 C134
+2.0V
K0.1
5.6K
560K
R119
220K
C116
NC
C117
50V10u
12V
HANDSET
FAX TX
+5VA
JJ107
JJ108
SW101
3 1
2 4
HOOK SW
+5VA
+2.0V
+5VA
SW102
3 2
4 1
MOTOR POSTION SW
NC...Not Used
T101-2
2
5
1 3
NC
R101
T101 -1
8 1
150(2W)
5 4
RL101
-1
4
R102
3
+24V 270(1/4W)
5
C102
K0.033
1
2
+5VA
Q103
C101
250V1.0u
PC102
4 1
3 2
R103
47K(1/2W)
IC102
1 8
CD VD2
2 7
FC2 GND
3 6
FC1 VCC
4 5
VIN V01
R134
10K
C131 R133 C132
K0.027
10K K1000P
+5VA
C124
J270P
R126
330K
C122 K0.068
R124 18K
6
7
5
R125 18K C123 K0.068
IC101
-1
+5VA
+2.0V
R132
22K
Q102
C126
16V10
198
L101
JJ103
TO TEL LINE
JJ101
CN102
( )
1 4 NC
4 b
LF101
NC
JJ102 3 a
2 3
( )
NC
L102 POS101
JJ104
+5VA
4
PC101
3
5V
0V
EX-TEL OFF-HOOK
L104
JJ105 TO EXT.TEL
CN103
NC
4 a1
JJ106
3 b1
NC
L105
+5VA
2.1V
TO SPEAKER
CN105
1 SP(+)
2 SP(-)
TO HANDSET
CN104
L106
1 HSMIC(-)
L108
3 HSSP(+)
L107
2 HSSP(-)
L109
4 HSMIC(+)