12
KX-TG7841/KX-TG7842/KX-TG7843/KX-TG7844/KX-TG7845/KX-TG365SK/KX-TG7871/KX-TG7872/KX-TG7873/KX-TG7874/KX-TG7875/KX-TG385SK/KX-TGA680
4.4.
Tel Interface Circuit
TX
AMP
SIDE TONE
RX
AMP
CONTROL
CIRCUIT
CALLER ID
DETECT
BELL
DETECT
P101
R141
R142
3
4
2
1
C101
D101
Q141
C102
R101
C103
R102
SA101
TIP
RING
REGULATOR
C104
C105
C106
R103
R105
C107
R104
C108
R106