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Aastra M725 - Troubleshooting Guide

Aastra M725
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Troubleshooting …
Fault detected
No display
No dial tone
No sound
No outside access
No reception of
voice messages
53
Miscellaneous
Possible causes
Check that the set is connected to the line (dial tone in the
earpiece).
Check the cord to connect to the line.
Check that the other sets in the installation are working.
Check the screen contrast setting.
Check that the set is connected to the line (display).
Check the cord to connect the handset.
Check that the other sets in the installation are working.
Check the handset and loudspeaker volume level.
Check the handset and loudspeaker volume level.
Check that you have the right to make outside calls.
Check that your set is not locked or that your have entered the
right personal code.
Check your connection to a voicemail system.
Check the recording of your voice signature or greeting message.
Check that call forwarding to your voice mailbox is enabled.

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