Test The Power Supply To A Telephone - Nortel Business Communications Manager 2.5 Programming Manual

TEST
2
Press .
You hear a page tone through the telephone speaker at the maximum volume. The volume
returns to its previously assigned level at the end of the test.
3
Press any button to end the test.

Test the power supply to a telephone

Press ≤°‚fi and
1
TEST
2 Press .
All the indicators on the telephone light and the telephone rings at maximum volume. When
the test ends, the display shows
a button.
Note: Make sure the function of a button matches the label by pressing
≤•‚and then the button. Press ® to end the telephone testing session.
The test feature times out after three minutes of inactivity.
NEXT
until the display shows
Power OK
. The test continues for five seconds or until you press
Chapter 15 Troubleshooting
Power test
.
Telephone Features Programming Guide
127