• Code: 01
• Image:
• Description: Paper out (Tray 1)
• Remedy: The paper tray is empty or is seated incorrectly.
  The sensor arm is stuck or broken.
  The tray-size sensor is defective or configured incorrectly.
  – Verify the tray tabs and switches at the right rear (or right front) of the tray slot, or configure the tray from the control panel.
  – The paper control/sensor PCA is defective.

• Code: 02
• Image:
• Description: Paper out (Tray 2)
• Remedy: The paper tray is empty or is seated incorrectly.
  The sensor arm is stuck or broken.
  The tray-size sensor is defective or configured incorrectly.
  – Verify the tray tabs and switches at the right rear (or right front) of the tray slot, or configure the tray from the control panel.
  – The paper control/sensor PCA is defective.

• Code: 03
• Image:
• Description: Printer open
  No toner cartridge
  Paper jam
• Remedy: The printer door is open.
  Check that the toner cartridge is fully seated and that the covers are firmly closed.
  The direct current (DC) power supply is defective.
  The DC controller is defective.
  The actuator or tab is missing or broken.
  The paper control printed-circuit assembly (PCA) is defective.

• Code: 04
• Image:
• Description: Primary light pattern
• Remedy: When the ERROR and DATA LEDs are on, press [Go] and [Reset] simultaneously. Follow the instructions for the secondary light patterns shown.

• Code: 05
• Image:
• Description: Error 20
  (memory overflow)
• Remedy: A large print job exceeds memory capacity.
  – Verify that the SIMMs are seated. Add memory, remove soft fonts, decrease resolution, or simplify the print job. Adjust the settings for Image Adapt and Page Protect, if available.

• Code: 06
• Image:
• Description: Error 21
  (print overrun)
• Remedy: There is too much data or the data is too complex. – Simplify the print job or add memory.

• Code: 07
• Image:
• Description: Error 22
  (I/O error)
• Remedy: The I/O configuration for the computer or printer is incorrect.
  – Refer to the service manual for the proper configuration. The I/O Cable is wrong or damaged.
  – Replace the I/O cable with the specified (IEEE-1284) cable.
  The printer I/O port is damaged.
  – Replace the I/O PCA or formatter PCA.

• Code: 08
• Image:
• Description: Error 40
• Remedy: The computer and printer may be set to different baud rates.
  – Refer to the service manual to reset the baud rates.
  The computer is turned off.
  – Turn the computer on.
  The MIO card is unseated or defective.
  – Remove, reseat, or replace the MIO card.
  An abnormal connection break occurred while transferring data from the computer.