Testing The Telephone Display; Testing The Telephone Buttons - Nortel Modular ICS 4.0 Manual

200 / Troubleshooting
Tip -
label by pressing
see its function.
You can end the telephone testing session anytime by
pressing
buttons. The test feature times-out after 30 minutes of no
activity.

Testing the telephone display

Use a display test if you suspect that one of the indicators on
ƒ°‚fi
the telephone is not working.
1. Press
test.
2. Press TEST or
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
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 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.
ƒ°‚fi

Testing the telephone buttons

1. Press
2. Press TEST or
Modular ICS 4.0 System Coordinator Guide
ƒ•‚
Ensure that the function of a button matches its
® ƒ
or
˙
˙
to go ahead with the test.
˙
and then the button to
unless you are testing those
. The display reads Display
to go ahead with a display test.
£
, then or NEXT.
to go ahead with a button test.
P0881591 Issue 01