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Troubleshooting
Troubleshooting
The power does not turn on.
t Check that the AC power cord is securely connected and the main power switch (t page 14) is
turned on.
The unit cannot be accessed over the network while in use.
t Check that the power indicator illuminates.
t Check that the Ethernet cable is securely connected.
t Check that the unit's settings have not been changed by other PCs. Contact your network
administrator for assistance.
When network settings are modified, the unit can no longer be accessed.
t The network setting may not be correct.
Check that you can access the currently connected network using the values for IP address/subnet
mask that have been configured. For details, please consult your network administrator.
To check whether the host PC and the unit are correctly communicating, start the ping command
from the host PC. For details regarding the use of the ping command, see the "About the ping
command" section below, or refer to the instruction manual supplied with the host PC.
While holding down the network initialise button, press the power button to restore the factory
default values for the IP address settings.
About the ping command
If your host PC's operating system supports the "ping" command, enter the ping command as
shown below.
# ping (the IP address of the unit)
When network communications are functioning, you will see information like the following at a
fixed interval.
PING 192.168.0.2(192.168.0.2):56(84)data bytes
64 bytes from 192.168.0.2:icmp_seq=0
ttl=64 time=0.1ms
64 bytes from 192.168.0.2:icmp_seq=1
ttl=64 time=0.1ms
64 bytes from 192.168.0.2:icmp_seq=2
When network communications are not functioning, the information will stop after the following:
PING 192.168.0.2(192.168.0.2):56 data bytes
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Troubleshooting
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