Telemaster technicians test telephone FAQ page

Telemaster® T0111 Linesman's Test Telephone
Frequently Asked Questions

I can't turn off the hands-free mode

There is no sidetone from my transmitter

The line-polarity LEDs don't work

I don't understand what the line-polarity LEDs are telling me

The line-polarity LEDs give me an incorrect indication

The Test Telephone doesn't work at all