IBM Telephone 412 사용자 설명서
34
Handset doesn’t appear to be working.
v
Check to see if your phone is in headset mode. If the [SPKR] key is flashing, you are in headset
mode and need to deactivate this in order to turn on the handset.
mode and need to deactivate this in order to turn on the handset.
v
Make sure the handset cord is connected at both ends.
Intercom service doesn’t appear to work.
v
Check to make sure the phone lines for all extensions are set up consistently, meaning that all
phones are properly wired for [LINE 1], 2, 3 and 4. Review “Connecting Your Telephone Lines”
section.
phones are properly wired for [LINE 1], 2, 3 and 4. Review “Connecting Your Telephone Lines”
section.
Can’t make phone calls.
v
Check to be sure the phone is set to the correct type of service, either Tone or Pulse.