Special note: You must apply to the local telephone Office to open Caller ID service, and then the machine can normally receive incoming call information.
1, the telephone should be installed in the dry, ventilated, non corrosive gas place.
2,Insert one side of line one end of the line access or other connection socket.
When the phone rings, if opening the caller ID service, the display will show a caller number.Click the “on / off” button,meaning “Hang up”.
Dialling a call
General dialling: when you take up the phone, press the “on / off” button, the working indicator will light. After hearing a dial tone, you can dial number.If you hear busy tone after dialling, click the “receiving line” button, then the phone will receive line automatically opportunity to automatically. And when you hear the dial tone,just press “replay” button to resend out the dialed phone number;after the call, press the “open / close” button, and then work indicator will light off.
Exterior line plug selection
The biggest feature of this machine is matched with three kinds of receiving exterior line plug ,please choose one to use according to your needs.
Note: the most suitable: when the telephone line is in trouble, the staff checks the line with the machine.
1x Telephone tester
Three kinds of exterior line plug head.
FSK/DTMF double standard Caller ID display.
The function of receiving line.
The function of redialling the last group number.
Easy for the lineman to check your telephone line fault.