Troubleshooting; Initialization Method - Grandstream Networks GXP 1620 User Manual

Troubleshooting

Please check the troubleshooting procedure before requesting a repair. If the problem
doesn't get resolved, please contact us.
Problem
General Failure
Problem
No Ringer Sound
Call is interrupted by noise

Initialization Method

Note that previous configurations will be cleared out after the initialization process. You
need to set all the required information again to start your service.
Press the [MENU] [●] button and select [Config]. Then, select
confirm by selecting [OK]
Solution
Plug and Unplug from the power source.
(Do this for few times).
Wait for at least one minute before
plugging the device.
If the problem is not resolved after doing
this, please contact our customer support
service.
Please provide your number and broadband
products.
Cause
Ethernet Cable is
disconnected.
AC Adapter is
disconnected.
Did you change the volume
settings?
Did you change the settings
on the display?
Are there any abnormalities
in the network
environment?
Solution
Check the connection of the
Ethernet cable.
Check the connection of the
AC Adapter.
Adjust the volume on the
volume button.
Revert the changed settings.
Disconnect the Ethernet
cable. (Please reboot).
Check your network
environment.
[Factory Reset] and