Develop FK-506, Руководство пользователя

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7
Troubleshooting
7-6 FK-506
Calls cannot be made
Symptom Possible cause Remedy
Nothing can be heard
from the connected tele-
phone. Is the cord from the telephone
connected correctly to the ma-
chine? Correctly connect the telephone
cord to the machine.
Is the telephone cord from the
wall jack connected correctly to
the machine? Correctly connect the telephone
cord from the wall jack to the
machine.
A communication is being per-
formed. Check again after the communi-
cation is finished.
After dialing, the ringing
cannot be heard. Has the telephone dialing sys-
tem been set correctly? Correctly set the telephone dial-
ing system. (See p. 2-28.)
After on-hook dialing, it is
difficult to hear the recipi-
ent/caller’s voice. Has the monitoring volume been
set too low? Increase the monitoring volume.
(See p. 6-17.)
The ringing of the tele-
phone is too quiet (loud). Has the ringer volume of the
connected telephone been set
too low (high)? Adjust the ringer volume of the
connected telephone.