Telephone Calls Are Difficult To Make - Canon im2520f User Manual

9

Telephone calls are difficult to make

At this Time
Nothing can be heard
from the external
telephone receiver.
No ringing sound is
audible even if a number
is dialed.
The destination's voice
is not easily audible
during on-hook dialing.
The telephone ring is too
quiet (loud).
The destination's voice
is hard to hear on the
external telephone
receiver.
9-4
Apparent Cause
Is the circuit cord connected to the
product?
During Communication
Is the line type set correctly?
Is the monitor volume too low?
Is the monitor volume too quiet
(loud)?
Is the receiver volume too low?
9.1 The Fax Does not Work Properly
Countermeasures
Connect the line cord to the product.
Confirm again after communication
completes.
Set the line type correctly.
Increase the monitor volume.
Adjust the monitor volume.
Increase the receiver volume.
im2520f