AT&T 999-507-144 Answering Machine User Manual


 
General Test
If you are experiencing a problem other than those described in the previous
tests, try the following procedure before calling your equipment supplier.
SYMPTOM: System not working; trouble not described in above
procedures.
Possible Cause 1: The control unit may need to be reset.
Do This
If
Then
Set the control unit power
The trouble remains
Go to Possible Cause 2.
switch to Off and then back
to On.
Possible Cause 2: A module may be loose.
Do This
If
Then
Set the control unit power
The trouble remains
Contact your equipment
switch to Off.
supplier for assistance.
NOTE:
You will damage the
modules if you don't turn
the power off.
Remove the top cover, pull
out each module and
reinsert it so that it is
securely seated in its slot.
Replace the cover and fasten
its screw. Set the power
switch to On.
General Test 7-11