Try one or more of the following:• Remove the duplex unit.• Press to clear the message and continue printing without using the duplex unit.59 Incompatible envelope feederOnly options designed specifically for this printer are supported.Try one or more of the following:• Remove the envelope feeder.• Press to clear the message and continue printing without using the envelope feeder.59 Incompatible output bin Only options designed specifically for this printer are supported.Try one or more of the following:• Remove the specified output bin.• Press to clear the message and continue printing without using the specified output bin.59 Incompatible tray Only options designed specifically for this printer are supported.Try one or more of the following:• Remove the specified tray.• Press to clear the message and continue printing without using the specified tray.61 Remove defective hard diskTry one or more of the following:• Press the arrow buttons until Continue appears, and then press to clear the message and continue printing.• Install a different printer hard disk before performing any operations that require a hard disk.62 Disk fullTry one or more of the following:• Press the arrow buttons until Continue appears, and then press to clear the message and continueprocessing.• Delete fonts, macros, and other data stored on the printer hard disk.• Install a larger printer hard disk.80 Routine maintenance neededThe printer needs to have routine maintenance done. Order a maintenance kit, which contains all the items necessaryto replace the pick rollers, the charge roll, the transfer roller, and the fuser.Understanding printer messages162