• Code: E7-10
• Description: CCD shading trouble (Black correction)
  CCD black scan level abnormality when the copy lamp is turned off. When the proper offset setup value is not obtained at turning on the power or CCD shading with SIM 63-2.
• Causes: Defective installation of the flat cable to the CCD unit
  CCD unit abnormality
  Scanner PWB abnormality
• Remedy: Case 1 Cause Defective installation of the flat cable to the CCD unit Check and remedy Check installation of the flat cable to the CCD unit. Case 2 Cause CCD unit abnormality Check and remedy CCD unit check Case 3 Cause Scanner PWB abnormality Check and remedy Scanner PWB check

• Code: E7-11
• Description: CCD shading trouble (White correction all pixel adjustment)
  The CCD white reference plate scan level abnormality when lighting the copy lamp When the proper gain setup value is not obtained at turning on the power or CCD shading with SIM 63-2. (Retry number 256 times)
• Causes: Mirror, lens, reference white plate dirt
  Copy lamp lighting abnormality
  Defective installation of the flat cable to the CCD unit Improper installation of the CCD unit CCD unit abnormality
  Scanner PWB abnormality
• Remedy: Case 1 Cause Mirror, lens, reference white plate dirt Check and remedy Clean the mirror, the lens, and the reference white plate. Case 2 Cause Copy lamp lighting abnormality Check and remedy Check the light quantity and lighting of the copy lamp. (SIM 5-3) Case 3 Cause Defective installation of the flat cable to the CCD unit Improper installation of the CCD unit CCD unit abnormality Check and remedy CCD unit check Case 4 Cause Scanner PWB abnormality Check and remedy Scanner PWB check

• Code: E7-12
• Description: CCD shading trouble (White correction center adjustment)
  The CCD white reference plate scan level abnormality when lighting the copy lamp
  When the proper gain setup value is not obtained at turning on the power or CCD shading with SIM 63-2. (Retry number 256 times)
• Causes: Mirror, lens, reference white plate dirt
  Copy lamp lighting abnormality
  Defective installation of the flat cable to the CCD unit. Improper installation of the CCD unit 3 CCD unit abnormality.
  Scanner PWB abnormality
• Remedy: Case 1 Cause Mirror, lens, reference white plate dirt Check and remedy Clean the mirror, the lens, and the reference white plate Case 2 Cause Copy lamp lighting abnormality Check and remedy Check the light quantity and lighting of the copy lamp. (SIM 5-3) Case 3 Cause Defective installation of the flat cable to the CCD unit. Improper installation of the CCD unit 3 CCD unit abnormality. Check and remedy CCD unit check Case 4 Cause Scanner PWB abnormality Check and remedy Scanner PWB check

• Code: E7-14
• Description: CCD communication trouble
  Communication trouble between the scanner PWB and the CCD-ASIC. (Clock synchronization) When an error occurs in the access check to the CCD-ASIC executed at turning on the power. (Retry number 5 times)
• Causes: Defective installation of the harness connected to the CCD unit
  CCD unit abnormality
  Scanner PWB abnormality
• Remedy: Case 1 Cause Defective installation of the harness connected to the CCD unit Check and remedy Check the harness connected to the CCD unit. Case 2 Cause CCD unit abnormality Check and remedy CCD unit check Case 3 Cause Scanner PWB abnormality Check and remedy Scanner PWB check

• Code: E7-50
• Description: LSU connection trouble
  The LSU connected does not conform to the machine specifications. When the combination of the pattern of an input port on the PCU and the pattern of a port connected to the LSU is not proper.
• Causes: LSU connection trouble
  PCU PWB trouble LSU trouble
• Remedy: Case 1 Cause LSU connection trouble Check and remedy Check connection between the PCU and the LSU and the harness. Case 2 Cause PCU PWB trouble LSU trouble Check and remedy Check the LSU. Check the PCU.

• Code: E7-55
• Description: Incompatibility check (55ppm) (Engine (PCU) detection)
  An error is detected in the internal incompatibility check in the engine (PCU).
• Causes: PCU PWB trouble or a improper PCU PWB has been installed.
• Remedy: Check the PCU PWB.

• Code: E7-56
• Description: Incompatibility check (62ppm) (Engine (PCU) detection)
  An error is detected in the internal incompatibility check in the engine (PCU).
• Causes: PCU PWB trouble or a improper PCU PWB has been installed.
• Remedy: Check the PCU PWB.

• Code: E7-57
• Description: Incompatibility check (70ppm) (Engine (PCU) detection)
  Incompatibility check trouble An error is detected in the internal incompatibility check in the engine (PCU).
• Causes: PCU PWB trouble or a improper PCU PWB has been installed.
• Remedy: Check the PCU PWB.