240 / Troubleshooting
Digital mobility phones do not use the following procedures.
They may have internal tests. Refer to the user card that came
with the handset.
Testing the telephone display
Use a display test if you suspect that one of the indicators on the telephone
is not working.
Press ≤°‚fi. The display shows Display test.
1.
Press TEST or ≥ to go ahead with a display test.
2.
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.
Press OK or ≥ to go ahead with the test.
4.
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.
Attachments, such as Key Indicator Modules (KIMs) that are attached to
the telephone should be completely lit. You lose any information that was
showing on the display before the test started.
Pressing any button ends the test.
Testing the telephone buttons
Press ≤°‚fi, then £ or NEXT.
1.
Press TEST or ≥ to go ahead with a button test.
2.
3.
Press button to see its function. If the button you pressed uses an
indicator, it should turn on when you test the button.
Pressing the ® button puts Rls button on the display briefly and
4.
returns you to the Button test display.
Compact ICS 7.1 System Coordinator Guide
N0130955 01