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202 / Troubleshooting
Modular ICS 4.0 System Coordinator Guide
P0881591 Issue 01
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.
p0881591.book Page 202 Wednesday, August 19, 1998 6:43 PM
Summary of Contents for ICS 4.0
Page 2: ......
Page 64: ...52 Answering calls Modular ICS 4 0 System Coordinator Guide P0881591 Issue 01...
Page 74: ...62 Making calls Modular ICS 4 0 System Coordinator Guide P0881591 Issue 01...
Page 84: ...72 Time savers for making calls Modular ICS 4 0 System Coordinator Guide P0881591 Issue 01...
Page 106: ...94 Forwarding your calls Modular ICS 4 0 System Coordinator Guide P0881591 Issue 01...
Page 146: ...134 User Preferences Modular ICS 4 0 System Coordinator Guide P0881591 Issue 01...
Page 158: ...146 Programming Hunt Groups Modular ICS 4 0 System Coordinator Guide P0881591 Issue 01...
Page 164: ...152 Telephone features Modular ICS 4 0 System Coordinator Guide P0881591 Issue 01...
Page 176: ...164 ISDN PRI and BRI Modular ICS 4 0 System Coordinator Guide P0881591 Issue 01...
Page 210: ...198 General System features Modular ICS 4 0 System Coordinator Guide P0881591 Issue 01...
Page 220: ...208 Common feature displays Modular ICS 4 0 System Coordinator Guide P0881591 Issue 01...
Page 241: ......