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Procedures Troubleshooting 5
MDW 9031/9031DCP Wireless Pocket Phone Installation and Use
503-801-166 Issue 3 October 1999 113
Volume is too low at
any setting and there is
noise on the line.
Handset or radio module is not
working properly.
Connection between the radio module
and the communications system
switch/control unit is incorrect.
Telephone line may be producing
noise.
Place the handset in Wireless Test
Mode and determine the signal
strength and voice quality as
described in Chapter 3. Use the
Close-Up Test described in
“Performance/Range Test in
Wireless Test Mode” in Chapter 3.
Check the connection between the
radio module and the
communications system
switch/control unit as described in
Chapter 2.
Report line trouble to your local
phone company.
Your business has two
or more wireless phones
installed and all
handsets seem to have
developed interference
problems at the same
time.
There was a recent occurrence of
lightning or a power failure.
1 Unplug the carrier(s) power
cord(s) from the electrical
outlet.
2 Wait 15 seconds, then repower
the carrier(s) in order, from left
to right.
You are on a call and
you hear radio
interference when
another call rings.
Communications system in key mode
has all lines set to ring. An incoming
call “wakes up” all of the other radio
modules at the same time to ring the
other phones.
Refer to Chapter 6, “MDW
9031/9031DCP Pocket Phone
Compatibility,” to reset line ringing
options.
Voice quality for a call
in progress degrades for
more than 6 seconds
(PARTNER, PARTNER
Plus, PARTNER II,
PARTNER Advanced
Communications
System in key mode,
MERLIN, MERLIN
Plus, and MERLIN II
Systems only).
Line ringing options are incorrectly
set for extensions with radio modules
in the first expansion carrier.
Refer to Chapter 6, “MDW
9031/9031DCP Pocket Phone
Compatibility,” to reset line ringing
options.
Symptom Possible Causes Possible Solutions