Lexmark C544n

• Code: 959.26
• Description: Service System Board
  Incremental counter reset exceeds maximum value.
• Remedy: Replace the controller board.

• Code: 959.27
• Description: Service System Board
  Increment count failed due to maximum value limit.
• Remedy: Replace the controller board.

• Code: 959.28
• Description: Service System Board
  Invalid SP memory configuration.
• Remedy: Replace the controller board.

• Code: 960.xx
• Description: Service Memory Error
  RAM memory error: RAM soldered on the board is bad.
• Remedy: Replace the controller board.

• Code: 961.xx
• Description: Service Memory Failure
  RAM memory error: slot 1 RAM is bad.
• Remedy: Replace the controller board.

• Code: 962.xx
• Description: Service Memory Failure
  RAM memory error: slot 2 RAM is bad.
• Remedy: Replace the controller board.