Panasonic KX-FT21RS Serivce Manual page 134

R113
C109
R112
6
7
IC101
5
R110
R111
C113
C127
R109
11
RELAY IC103
C112
10
A
LINERX
CN102
10
10 CN9
IC6
C43
Analog Front End
11
10
(IC5)
R33
MOM RX ENB
TEL RX ENB
VOL
ASIC (IC1)
MODEM
R15
C107
R104
R102
Q7
R107
C111
R103
T101
C105 R105
R108
C106
R106
LINETX
1
Analog Board
To A
Digital Board
MTX ENB
8
H/STX
C220
H/STX
MUTE
10 H/SRX
H/SRX ENB
IC102
SP AMP
SPOUT
9
CN202
Q4 D1
C8
R12
+5VD
R13 C9
PC1
D4
BREAK
C117
Q3
R117
T102
C116 C14
C126
4 3 1 2
R116
IC103
R205 C207 L201
R217 R212 C212
L204
C214
L202
R204 C206
L203
C205
R206
R208
Q201
R209
C234
C209
R207
SPEAKER
CN101
R234
SW202
R235
SP-MUTE
RLY1
5
F1
LF1
6
7
SA1
4
3
2
POS1
+24VD
SA2
RLY1
RELAY
Q2
L5
R16
L6
R18
C13
C12
R19
PC5
HANDSET
CN201
R232
HOOK-IN
SW201
R233
C229
CN1
a
b
CN2
a
b
BELL
PAPER
C228