7.1 Troubleshooting
If you still have difficulties after following the instructions in this section, disconnect the base unit’s AC adaptor,
then reconnect the base unit’s AC adaptor. Remove the batteries from the handset, and then insert the batteries
into the handset again.
General Use
Problem Cause/Solution
I cannot hear a dial tone. •Confirm that the Ethernet cable is properly connected. For
details, refer to the Quick Guide on the Panasonic Web site
(® see Introduction).
•Network settings may not be correct.
•Many installation issues can be resolved by resetting all
the equipment. First, shut down your modem, router, hub,
base unit, and PC. Then turn the devices back on, one at
a time, in this order: modem, router, hub, base unit, PC.
•If you cannot access Internet Web pages using your PC,
check to see if your phone system is having connection
issues in your area.
•Check the VoIP status in the Web user interface and
confirm that each line is registered properly (® see To
check the setting status in the Web user interface in
this section).
•Check that the SIP server address, URLs of the
configuration files, encryption key, and other required
settings are correct.
•Check the firewall and port forwarding settings on the
router (® see 1.1.10 Other Network Settings).
•For details about the settings, consult your network
administrator or phone system dealer.
216 Administrator Guide Document Version 2010.03.15
7.1 Troubleshooting