Nortel Networks 6.1 - Manual (Page 251)

Troubleshooting / 251
P0603544 02 Compact ICS 6.1 System Coordinator Guide
3. Pick up the handset and listen. You should hear dial tone through the
handset at a maximum volume. The volume is reset to maximum only
while the test is going on.
Pressing any button or hanging up ends the test.
Testing the telephone headset
The headset test is not available to telephones that do not have a headset
jack or a headset plugged in.
1. Press
²¡âÞ, then £ or NEXT until the display shows
Headset test.
2. Press TEST or
³ to go ahead with a headset test.
You should hear dial tone through the headset. The volume is reset to a
default level during the test. Pressing any button ends the test.
Testing the telephone speaker
1. Press
²¡âÞ, then £ or NEXT until the display shows
Speaker test.
2. Press TEST or
³ to go ahead with a speaker test.
You should hear page tone through the telephone speaker at the maximum
volume. The volume returns to its previous setting when you end the test.
Pressing any button ends the test.
Testing the power supply to a telephone
1. Press
²¡âÞ, then £ or NEXT until the display shows
Power test.
2. Press TEST or
³ to go ahead with a power supply test.
You should see all the indicators on the telephone go on and hear ringing
at maximum volume. When the test has ended, the display should briefly
show Power OK.
The test lasts for five seconds or until you press a button.