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
Remove the LAN cable once, then connect it again.
Solution 2
Replace the LAN cable with another one, then connect it.

<Cause 2> The cable is connected to the UP-LINK (cascade) port on the hub.

Solution 1
Connect the LAN cable to the port on the hub with an " X " mark.
Solution 2
If the hub has an UP-LINK (cascade) switch, switch to " X ".

<Cause 3> A cross LAN cable is being used.

Solution 1
Replace the cable with a straight LAN cable.
Solution 2
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.

<Cause 4> Cannot communicate with the hub.

Solution 1
Make sure that the power of the hub is on.
Solution 2
Specify the transmission speed and transfer mode of the printer to match those of the connected hub.
"Specifying the Wired LAN Communication Mode and Transmission Speed"

<Cause 5> The hardware of the printer is in an abnormal condition.

Solution
Contact your local authorized Canon dealer to request service.

<Cause 6> If the printer is connected by wireless LAN (LBP7110Cw Only)

Solution
Change to a wired LAN connection.
"Switching Between Wireless LAN and Wired LAN for the Connection (LBP7110Cw Only)"
NOTE
You cannot use a wired LAN and wireless LAN at the same time
When using the printer with a wireless LAN connection, do not connect a LAN cable to the printer. This may result in malfunction.
0F40-07U