Problems related to telephone, Dialing is not possible, You cannot talk to the other party – Sharp MX-M850 User Manual
Page 513: Problems related to audible signals, The sound is too soft (or cannot be heard)
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Problems related to telephone
Problems related to audible signals
Problem
Point to check
Solution
Dialing is not possible.
Is the extension phone connected?
Check the telephone line jack, the extension phone
jack, the wall jack, and any extension adapters to make
sure that all connections are secure.
You cannot talk to the
other party.
Did you dial using the speaker?
When you dial using the speaker, you will be able to
hear the voice of the other party, but he or she will not
hear your voice. Use the extension phone. (When the
extension phone is not installed, you cannot talk to the
other party.)
Problem
Point to check
Solution
The sound is too soft
(or cannot be heard)
• Speaker
• Ringer Volume
• Line Monitor
• Fax Receive
Complete Signal
• Fax Send Complete
Signal
• Fax Communication
Error Signal
Is the volume set to "Small" or "No
Sound" in the system settings
(Administrator)?
Ask your administrator to adjust the appropriate
volumes in the "Speaker Settings".
➞ System Settings (Administrator) > "Image Send
Settings" > "Fax Settings" > "Fax Default Settings" >
"Speaker Settings"