• Code: 101
• Description: Exposure lamp error
  The peak white level is less than 64/255 digits (8 bits) when scanning the shading plate.
• Causes: • Exposure lamp defective • Lamp stabilizer defective • Exposure lamp connector defective • Standard white plate dirty • Scanner mirror or scanner lens out of position or dirty
• Remedy: 1. Check and clean the scanner mirror(s) and scanner lens. 2. Check and clean the shading plate. 3. Replace the exposure lamp. 4. Replace the lamp stabilizer. 5. Replace the scanner mirror(s) or scanner lens.

• Code: 120
• Description: Scanner home position error 1
  The scanner home position sensor does not detect the “OFF” condition during operation.
• Causes: • Scanner motor driver defective • Scanner motor defective • Harness between SIO board and scanner motor disconnected • Scanner HP sensor defective • Harness between SIO and HP sensor disconnected
• Remedy: 1. Check the cable connection between the BCU and scanner motor. 2. Check the cable connection between the BCU and HP sensor. 3. Replace the scanner motor. 4. Replace the scanner HP sensor.

• Code: 121
• Description: Scanner home position error 2
  The scanner home position sensor does not detect the “ON” condition during operation.
• Causes: • Scanner motor driver defective • Scanner motor defective • Harness between SIO board and scanner motor disconnected • Scanner HP sensor defective • Harness between SIO and HP sensor disconnected
• Remedy: 1. Check the cable connection between the BCU board and scanner motor. 2. Check the cable connection between the BCU and HP sensor. 3. Replace the scanner motor. 4. Replace the scanner HP sensor.

• Code: 141
• Description: Black level detection error The black level cannot be adjusted within the target value during the zero clamp.
• Causes: • Harness disconnected • Defective SBU
• Remedy: 1. Check the cable connection 2. Replace the SBU.

• Code: 142
• Description: White level detection error
  The white level cannot be adjusted within the target during auto gain control.
• Causes: • Dirty exposure glass or optics section • SBU board defective • Exposure lamp defective • Lamp stabilizer defective • Scanner motor defective
• Remedy: 1. Clean the exposure glass, white plate, mirrors, and lens. 2. Check if the exposure lamp is lit during initialization. 3. Check the harness connection between SBU and BCU. 4. Replace the exposure lamp. 5. Replace the scanner motor. 6. Replace the SBU board.

• Code: 144
• Description: SBU communication error
  The SBU connection cannot be detected at power on or recovery from the energy save mode.
• Causes: • Defective SBU • Defective harness • Defective detection port on the BICU
• Remedy: 1. Replace the harness. 2. Replace the SBU. 3. Replace the BCU.

• Code: 161-001
• Description:
  The error result of self-diagnostic by the ASIC on the BICU is detected.
• Causes: • Defective BICU • Defective connection between BICU and SBU
• Remedy: 1. Check the connection between IPU and SBU. 2. Replace the IPU board. 3. Replace the BCU.

• Code: 161-002
• Description: IPU error
  Detected an error during an access to the Ri.
• Causes: • Defective BICU board
• Remedy: 1. Replace the IPU board. 2. Replace the BCU.