Grandstream Networks GXP1400 Manual page 12

PR O BL EM
General Failure
No ringer sound
Call is interrupted
by noise
Reference: //static-data2.manualslib.com/manual/484153/Grandstream-Gxp1400.html?page=3#manual
C AUS E SO L UTIO N
Plug and unplug from the power source. (Do this a few times).
Wait at least one minute before you again plug the device to
the power source.
If the problem is not resolved after doing this, contact us at:
sup@agile.ne.jp
Please provide your number and broadband products.
Ethernet cable is Check the connection of the
disconnected. Ethernet cable.
AC adapter is Check the connection of the
AC adapter.
disconnected.
Did you change Adjust the volume on the
the volume volume button.
settings?
Revert the changed settings.
Did you change the settings
on the display? Disconnect the Ethernet cable
(Please reboot).
Check your network
Are there any abnormalities in
environment.
the network environment?
Please check our website for FAQ.
For more information on features
and settings, please check
http://www.agile.ne.jp/support /
Inquiries by telephone and email:
Send to: sup@agile.ne.jp
Telephone number: 03-6365-1506
Weekdays: 10:00 - 19:00
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