TMC EV4500 Telephone User Manual


 
Solution
Problem
Additional Information
Troubleshooting Guide (Continued)
114
The telephone remains on
hold after the call is picked up
at another telephone.
The line LED flashes when a
call comes in, but the tele-
phone does not ring.
Some telephones do not ring.
The telephone does not oper-
ate during a power outage.
The battery icon stays lit in the
display.
You cannot hear the other
party.
You cannot join a telephone
call in progress.
The telephone line status indi-
cators stay lit, even though the
line is not in use.
Make sure that the telephone lines are properly installed
(See page 9).
Make sure that the Line Connection settings are set proper-
ly (See page 19).
If you are still having difficulty, resetting the telephone may
help (See Resetting Procedure at the end of this guide).
Make sure that the ringer is on (See page 22).
Adjust the ringer volume control (See page 23).
Make sure that Do Not Disturb is not on (See page 37).
If there are several non-system telephones on the line that
does not ring disconnect some of them.
Make sure that fresh batteries are installed in the telephone
(See page 106).
Make sure that fresh batteries are installed in the telephone
(See page 106).
Adjust the volume control (See page 23).
The Call Privacy feature prevents another EPIC telephone
from interrupting a call in progress. The person already on
the call may release the call privacy or conference you into
the call (See pages 29 and 39).
If you don’t want Call Privacy in your system, you can turn it
off (See page 18).
If this line is not connected to a telephone line, you must set
it as UNCONNECTED (See page 19).
If this line is connected to a telephone line, yet still stays lit,
then adjust the loop voltage detector setting (See page 111).
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