Causes: The network port is unrecognizable. For printers equipped with (standard) network circuitry on the RIP board, replace the RIP board. For printers equipped with an optional network card, replace the failing card.
Code: 976
Description: Network Card
Causes: An unrecoverable software error in the network port. For printers equipped with (standard) network circuitry on the RIP board, replace the RIP board. For printers equipped with an optional network card, replace the failing card.
Code: 978
Description: Network Card
Causes: A bad checksum while programming the network port. For printers equipped with (standard) network circuitry on the RIP board, replace the RIP board. For printers equipped with an optional network card, replace the failing card.
Code: 979
Description: Network Card
Causes: Flash parts failed while programming the network port. For printers equipped with (standard) network circuitry on the RIP board, replace the RIP board. For printers equipped with an optional network card, replace the failing card.
Code: 980
Description: Duplex Comm.
Causes: A communication error occurred between the base printer and the optional duplex unit. Check the installation of the duplex unit, particularly the electrical connection. If installed correctly, remove the duplex unit to see if the error message goes away after rebooting. If the problem goes away, replace the duplex unit. If the problem persists, replace the RIP board.