All The Indicators On The Network Interface Are Off - Canon LBP6680x E-Manual

All the Indicators on the Network Interface Are Off

Perform one of the following solutions according to the cause.
<Cause 1> The LAN cable is not connected properly or broken.
Solution 1
Solution 2
<Cause 2> The cable is connected to the UP-LINK (cascade) port on the hub.
Solution 1
Solution 2
<Cause 3> A cross LAN cable is being used.
Solution 1
Solution 2
<Cause 4> Cannot communicate with the hub.
Solution 1
Solution 2
<Cause 5> The hardware of the printer is in an abnormal condition.
Solution
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Remove the LAN cable once, and then connect it again.
Replace the LAN cable with another one, and then connect it.
Connect the LAN cable to the port on the hub with an " X " mark.
If the hub has an UP-LINK (cascade) switch, switch to " X."
Replace the cable with a straight LAN cable.
Connect the cross LAN cable to the UP-LINK (cascade) port on the hub. If the hub has an UP-LINK
(cascade) switch, switch to the " = " side.
Make sure that the power of the hub is on.
Specify the communication settings for the print server according to the transmission speed of the
connected hub.
"Changing the Network Transmission Speed or Transfer Mode"
Contact your local authorized Canon dealer to request service.
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