• Code: 925
• Description: Fuser temperature error
• Remedy: 1 Check for proper input line voltage. Is line voltage correct? Go to step 2. Provide proper line voltage. 2 Remove and reinstall fuser assembly. Does error clear? Problem solved. Go to step 3. 3 Check fuser connector for damage. Replace if necessary. Does error clear? Problem solved. Go to step 4. 4 Turn printer off and check cable that connects engine controller board connector FUCN to fuser for proper connection, continuity, and pin shorts. Is cable okay? Go to step 5. Properly connect cable or replace if damaged. If error clears, problem solved, otherwise go to step 5. 5 Replace fuser assembly. Does error clear? Note: Fuser is a customer ordered supply. Problem solved. Replace LVPS. If error does not clear, replace engine controller board.

• Code: 930
• Description: Laser power error
  Indicates that printhead laser output is low.
• Remedy: 1 Check LCN connection on laser assembly LDU board. Is connector properly connected? Go to step 2. Properly connect LCN cable. If error clears, problem solved, otherwise go to step 2.
  2 Check LCN connection on engine controller board. Is cable properly connected? Go to step 3. Properly connect LCN cable. If error clears, problem solved, otherwise go to step 3.
  3 Check cable that connects engine controller board LCN and LDU LCN connectors for continuity and shorted pins. Is cable okay? Replace laser unit assembly. “Laser unit assembly (printhead) removal”. Go to step 4. Replace cable. Go to step 4.
  4 Does error clear? Problem solved. Replace engine controller board.

• Code: 931
• Description: Beam detector error (BDT)
  Indicates that printhead laser scanning beam is not detected by the beam sensor.
• Remedy: 1 Check LCN connection on laser assembly LDU board. Is connector properly connected? Go to step 2. Properly connect LCN cable. If error clears, problem solved, otherwise go to step 2.
  2 Check LCN connection on engine controller board. Is cable properly connected? Go to step 3. Properly connect LCN cable. If error clears, problem solved, otherwise go to step 3.
  3 Check cable that connects engine controller board LCN and LDU LCN connectors for continuity and shorted pins. Is cable okay? Replace laser unit assembly. “Laser unit assembly (printhead) removal”. Go to step 4. Replace cable. Go to step 4.
  4 Does error clear? Problem solved. Replace engine controller board.

• Code: 932
• Description: Scanner motor error (SM)
  Indicates abnormal rotation of printhead scanner motor.
• Remedy: 1 Check LCN connection on laser assembly LDU board. Is connector properly connected? Go to step 2. Properly connect LCN cable. If error clears, problem solved, otherwise go to step 2.
  2 Check LCN connection on engine controller board. Is cable properly connected? Go to step 3. Properly connect LCN cable. If error clears, problem solved, otherwise go to step 3.
  3 Check cable that connects engine controller board LCN and LDU LCN connectors for continuity and shorted pins. Is cable okay? Replace laser unit assembly. “Laser unit assembly (printhead) removal”. Go to step 4. Replace cable. Go to step 4.
  4 Does error clear? Problem solved. Replace engine controller board.

• Code: 939
• Description: RIP to engine communication
• Remedy:
  Indicates that the RIP board processor cannot communicate with processor. Remove and reinstall RIP board. Ensure RIP board makes proper connection with engine controller board connector. Ensure engine controller board is properly installed. If error persists, replace RIP board. If error still persists, replace engine controller board.

• Code: 945
• Description: Engine board NVRAM error
• Remedy:
  Turn power off and then back on. If error still exists, replace engine controller board.

• Code: 946
• Description: Engine controller hardware error
• Remedy:
  Turn power off and then back on. If error still exists, replace engine controller board.

• Code: 947
• Description: Process timing clock error
• Remedy:
  Indicates synchronization signal from main motor (MM) is not inputted.