Procedures

 

Troubleshooting 5

 

 

 

Voice Quality Problems

Symptom

Possible Causes

Possible Solutions

 

 

 

Handset voice quality

A competing radio device (for

Place the handset in Wireless Test

and range are not as

example, a wireless bar-code scanner)

Mode as described in Chapter 3. If

good as they were

has been installed in the area. Both

the signal strength and voice quality

before.

products are competing for the same

readings are low, look for a newly

 

air space and will conflict when both

installed radio device nearby.

 

are being used.

Remove it or move your handset’s

 

 

matching radio module at least 6

 

 

feet (1.8 m) away from the potential

 

 

interference.

 

Carrier(s) are out of synchronization

For a single-carrier installation:

 

(the OUT OF SYNC LED is lit).

1

Power down.

 

 

 

 

2

Wait 15 seconds, then repower

 

 

 

the carrier.

 

 

For a multiple-carrier installation:

 

 

1 Verify that all expansion cables

 

 

 

are fully inserted in the correct

 

 

 

IN and OUT jacks.

 

 

2

Check CONTROL/

 

 

 

EXPANSION LEDs for correct

 

 

 

color. (See “Understanding

 

 

 

Your Model 117A4 Carrier” in

 

 

 

Chapter 2.)

 

 

3 Ensure that each carrier has at

 

 

 

least one radio module

 

 

 

installed.

 

 

 

If the control carrier is a Model

 

 

 

117A3, ensure that there is a

 

 

 

radio module in Slot 6.

 

 

4 Power down all carriers, wait

 

 

 

15 seconds, repower the control

 

 

 

carrier, then repower the

 

 

 

expansion carriers in order,

 

 

 

from left to right.

 

Antenna of the radio module is too

Reinstall the radio module or

 

close to the ceiling.

carrier(s) so that the top of the radio

 

 

module antenna is 6 to 12 inches

 

 

(15.2 to 30.5 cm) from the ceiling.

 

 

 

 

MDW 9031/9031DCP Wireless Pocket Phone Installation and Use 503-801-166

Issue 3 October 1999 111

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Lucent Technologies MDW 9031DCP manual Voice Quality Problems, Check Control