214 / Troubleshooting
Compact ICS 4.0 System Coordinator Guide
P0881596 Issue 02
Testing the telephone speaker
1. Press
ƒ°‚fi, then £ or
NEXT
until the
display reads
Speaker test
.
2. Press
TEST
or
˙ 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
ƒ°‚fi, then £ or
NEXT
until the
display reads
Power test
.
2. Press
TEST
or
˙ 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.
p0881596.book Page 214 Wednesday, November 18, 1998 4:50 PM