• Code: 954-xx
• Description: NVRAM Failure
  Smart chip card NVRAM failure.
• Remedy: POR the printer. Replace smart chip card if message reappears.

• Code: 956-xx
• Description: System card
  Processor failure on system card (board)
• Remedy: POR the printer. Replace system card if message reappears

• Code: 990-xx
• Description: Option Error
  Tray 2 failure
• Remedy: Replace 500-sheet assembly.