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9
adjust the volume of indoor phone and break potentiometer;
"The balance" use to eliminate the sidetone.
ⅲ
. The connection of the wires must be correct exactly,
otherwise it will affect the normal work of the whole system.
The wrong connection of the main wire may cause modules in
all floors cann't code and ring. When you come across this kind
of problems,please separate the majority of modules and debug
one by one until finding out the failure.
ⅳ
. When the door station call indoor phones,and it sends
two "di , di " sound , that mean it cann't detect the indoor phone,
If it sends three "di, di, di " sound, that mean the wire of the
indoor phone is short-circuits. When the door station call all
indoor phones,they are unnormal or no sound,then it maybe the
failure of main wire.
Ⅳ、
Use Method
●
Pressed the key of the room number you want.
●
The extension telephone in the corresponding room and the
door station sends the ringing sound at the same time, the
outdoor station has the bell sound. The host pick up the phone
and the ringing sound stops.
