User's Manual

when operation finished. The network packets of the device during the period have been

dumped to the saved file.Users can analyze packets or send them to the Fanvil support

mailbox.

11.5Common Trouble Cases

Table 22 - Trouble Cases

Trouble cases

Solution

Device could not boot up

1. The device is powered by external power supply via power

adapter or PoE switch. Please use standard power adapter

provided by Fanvil or PoE switch met with the specification

requirements and check if the device is well connected to power

source.

2. If you saw “POST MODE” on the device screen,（SIP/NET and

Function key indicator light is always on） the device system

image has been damaged. Please contact local technicist to help

you restore the phone system.

Device could not register to a

service provider

1. Please check if device is well connected to the network. The

network Ethernet cable should be connected to the

[Network] port NOT the [PC] port.

2. Please check if the device has an IP address. Check the system

information, if the IP displays “Negotiating…”, the device does not

have an IP address. Please check if the network configurations is

correct.

3. If network connection is fine, please check again your line

configurations. If all configurations are correct, please kindly

contact your service provider to get support, or follow the

instructions to get the network packet capture of registration

process and send it to Fanvil support email box to analyze the

issue.

Warning

NOTE: THE GRANTEE IS NOT RESPONSIBLE FOR ANY CHANGES OR MODIFICATIONS NOT

EXPRESSLY APPROVED BY THE PARTY RESPONSIBLE FOR COMPLIANCE. SUCH

MODIFICATIONS COULD VOID THE USER’S AUTHORITY TO OPERATE THE EQUIPMENT.