Lucent Technologies MERLIN LEGEND Release 3.1 MDC 9000 User Manual page 23

Troubleshooting
Symptom
Handset does not respond
to repeated button
presses.
Background noise while
on a call.
In a multiple handset
installation (2–6
handsets), all handsets
seem to have developed
interference problems at
†† .
the same time
† MDC 9000 cordless telephone only.
†† MDW 9000/9010 wireless telephone only.
Possible Cause
There was a recent
occurrence of lightning or
a power failure.
Radio frequency
interference.
There was a recent
occurrence of lightning or
a power failure.
21
Possible Solution
Remove the battery from the handset for
10 seconds, then replace it
Remove the handset from the base and
then replace it for 10 seconds
Unplug the line cord from the base for
one minute, then reconnect it
Check to see if the radio module is
receiving power †† .
Unplug the base from the AC outlet for
one minute, plug it back into the outlet,
and place the handset on the base for 10
seconds † .
†
Relocate the base .
Unplug the power supply to the radio
base station. Wait for 10 seconds.
Reconnect the power supply to the outlet.
†† .
†
.
† .