Nortel Networks 6.1 Telephone User Manual


 
250 / Troubleshooting
Compact ICS 6.1 System Coordinator Guide P0603544 02
Testing the telephone display
Use a display test if you suspect that one of the indicators on the telephone
is not working.
1. Press
. The display shows
Display test
.
2. Press
TEST
or to go ahead with a display test.
3. Adjust the contrast for the telephone display so you are able to see the
test results clearly. Enter a number to change the contrast or press
DOWN
and
UP
.
4. Press
OK
or to go ahead with the test.
During the test, the display should be filled with solid, dark blocks and all
the indicators next to the buttons on the telephone should be turned on. Any
Busy Lamp Field (BLF) or CAP modules or KIMs that are attached to the
telephone should be completely lit. You lose any information that was
showing on the BLF before the test started.
Pressing any button ends the test.
Testing the telephone buttons
1. Press , then
£
or
NEXT
.
2. Press
TEST
or to go ahead with a button test.
3. Press button to see its function. If the button you pressed uses an
indicator, it should turn on when you test the button.
4. Pressing the
button puts
Rls button
on the display briefly and
returns you to the
Button test
display.
Testing the speaker in the telephone handset
The handset test is not available if you have a headset plugged into the
telephone.
1. Press
, then
£
or
NEXT
twice. The display shows
Handset test
.
2. Press
TEST
or to go ahead with a handset test.