Canon Color imageRUNNER LBP5975 User Manual page 472

Cause 2 There is data remaining in the memory (the Job indicator is on).
Remedy Press [Online] to place the printer offline, then select FORM FEED in the
RESET menu to output all the data remaining in the memory. (See "Canceling a
Job," on p. 2-58)
Cause 3 The interface cable is disconnected.
Remedy Connect the interface cable firmly to the interface connectors on the computer
and printer unit. (See Getting Started Guide)
Cause 4 This printer or any optional accessory is broken.
Remedy Clear the problem referring to the message in the display. (See "Message List,"
on p. 7-32, "Service Call Display," on p. 7-55)
All the indicators on the print server are off.
Cause 1 The LAN cable is not connected properly or broken.
Remedy 1 Remove the LAN cable once, then connect it again.
Remedy 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.
Remedy 1 Connect the LAN cable to a port with a "X" mark.
Remedy 2 If the hub has a UP-LINK (cascade) switch, switch to "X".
Cause 3 A cross LAN cable is being used.
Remedy 1 Replace the cable with a straight LAN cable.
Remedy 2 Connect the cross LAN cable to the UP-LINK (cascade) port on the hub. If the
hub has a UP-LINK (cascade) switch, switch to "=".
NOTE
A cross LAN cable is a cable used to connect to a printer and computer directly.
Cause 4 Cannot communicate with the hub.
Remedy 1 Make sure that the power of the hub is on.
Remedy 2 Set network transmission setting for the print server according to the
transmission speed of the connected hub. (See "ETHERNET DRIVER," on p.
5-64)
Remedy 3 Replace the hub.
When You Cannot Obtain Appropriate Printout Results
7
7-59