41 NETWORK OPTION ERROR Meaning: The printer detected a network interface card, but the card is not
communicating. Action:   Make sure the network card is properly installed and restart the printer.
See “Installing a Network Interface Card” on page  111.   If the message recurs,
call for service. 42 NETWORK OPTION ERROR Meaning: The printer detected a network interface card, but the card is not
communicating. Action:   Make sure the network card is properly installed and restart the printer.
See “Installing a Network Interface Card” on page  111.   If the message recurs,
call for service. 43 PS OPTION ERROR Meaning: The printer has detected a problem in the PostScript module. Action:   Reinstall the PostScript SIMM.   See “Installing a SIMM” on page  99.   If
the message recurs, call for service. 44 IPDS OPTION ERROR Meaning: The printer has detected a problem in the IPDS module. Action:   Reinstall the IPDS SIMM.   See “Installing a SIMM” on page  99.   If the
message recurs, call for service. 45 OPTION ERROR Meaning: The printer has detected a problem in either the IPDS SIMM or the
PostScript SIMM. Action:   Reinstall the IPDS and PostScript SIMMs.   See “Installing a SIMM” on
page  99.   If the message recurs, call for service. 46 NETWORK OPTION ERROR Meaning: The printer has detected that two of the same network cards have been
installed. Action: Remove one of the cards. 47 attachment OPTION ERROR Meaning: The indicated network interface card (attachment) is not communicating
with the printer. Action: Reseat the network interface card. 50 ERROR CALL FOR SERVICE Meaning: The fuser is overheating. Action:   Turn off the printer for fifteen minutes and then turn on the printer.   If the
message recurs, call for service. 51 ERROR CALL FOR SERVICE Meaning: A problem has occurred. Action: Call for service. 168 User’s Guide