ANNEX USING THE FEATURES
THINGS YOU SHOULD KNOW
PREPARATION APPLICATION MENUS
Nothing appears on the LCD screen while the ITP-5021D/5014D phone is being used.
Check that the data network cable is correctly connected to the LAN socket on the
ITP-5021D/5014D Phone.
(Refer to ‘Connecting Lines to the Phone’ section of ‘Preparation’ in this guide.)
The ITP-5021D/5014D Phone does not ring and volume is too low.
Press the [TVolumeS] button to adjust the volume.
(Refer to ‘Volume Adjustment’ section of the ‘Things You Should Know’ section in
this guide.)
Conversation quality is reduced due to noise and echo.
If you are using the speakerphone, lift the handset and try speaking.
Excessive echo is emitted during a page announcement or with Auto Answer set.
If IP phones are too close to each other, sound from one speaker might echo during
a page or on auto answer call.
Maintain a reasonable distance between IP phones.
An alarm does not ring at the programmed time.
- Check the current time is set on the ITP-5021D/5014D Phone correctly.
If the current time setting needs to be changed, contact your System Administrator.
- Check if an alarm is set.
(You should consult your System Administrator.)