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126 Chapter 15 Troubleshooting
P0937240 02
4 Press
OK
or ≤ to go ahead with the test.
During the test, the display shows solid, dark blocks and all the indicators next to the buttons
on the telephone. Any Busy Lamp Field (BLF) or CAP modules connected to the telephone
must be completely lit. You lose any information which appeared on the BLF before the test
started.
5 Press any button to end the test.
Test the telephone buttons
To test the telephone buttons:
1 Press ≤°‚fi. The display shows
Display test
.
2 Press
NEXT
. The display shows
Button test
.
3 Press
TEST
. Press each button to determine its function. If the button you pressed uses an
indicator, it must light when you test the button.
4 When you press the ® button,
Rls button
appears on the display. Press ® again to end
this test.
Test the speaker in the telephone handset
The handset test is not available when a headset is plugged into the telephone.
1 Press ≤°‚fi and
NEXT
twice. The display shows
Handset test
.
2 Press
TEST
.
3 Pick up the handset and listen. You can hear dial tone through the handset at a maximum
volume. The volume is reset to maximum only while the test is in progress.
4 Press any button to end the test.
Test the telephone headset
The headset test is only available to telephones with a headset.
1 Press ≤°‚fi and
NEXT
until the display shows
Headset test
.
2 Press
TEST
. You hear dial tone through the headset. The volume resets to the default level
during this test.
3 Press any button to end the test.
Test the telephone speaker
To test the telephone speaker:
1 Press ≤°‚fi and
NEXT
until the display shows
Speaker test
.