Panasonic LB-DH8 series Operator's Manual page 125

Others
Item
Network
NTP (time synchronization)
Password
Troubleshooting guide
Problem
Cannot communicate. (LNK/ACT
LED of LAN port is off)
Cannot communicate. (LNK/ACT
LED of LAN port is on)
Cannot acquire an IP address
even when DHCP is enabled.
The unit name (host name/domain
name) cannot be registered on the
DNS server.
Cannot perform time
synchronization even when a time
server is enabled.
Forgot the password for the control
panel and the Web interface.
125
Cause/Solutions
)Check the network cable and the
connectivity.
)Connect to another LAN port on the
unit.
)Connect to another port on the network
device.
)Check the network configuration
parameters.
)Check the communication protocol is
not blocked on the network settings.
For more information, confirm with your
network administrator.
)Refer to "Cannot communicate. (LNK/
ACT LED of LAN port is on)" (above).
)Check whether restricted by the DHCP
server with MAC address, or available
IP address is depleted.
For more information, confirm with your
network administrator.
The registration of name on the DNS
server is not supported.
)Check the logs to see if time
synchronization has been performed.
Make sure that the DNS settings are
correct.
If it is not synchronized, see "Cannot
communicate. (LNK/ACT LED of LAN
port is on)" (above).
)Setup another NTP server to perform
the time synchronization.
Contact your support service provider.
( 138)