• Code: E7-46
• Description: Image data decode error (ACRE ASIC)
• Causes: A decode error occurs while high compression PDF images are made. (garbled data) ACRE ASIC trouble. MFPC PWB trouble
• Remedy: Check the MFPC PWB, and replace if necessary.

• Code: E7-47
• Description: Inconsistency between the MFP and the ACRE firmware
• Causes: Written ACRE board of the firmware that a model did not support MFP was connected
• Remedy: Check the kind and the version of the firmware. Use Sim49-1 or Sim49-10 to execute firmware version up

• Code: E7-48
• Description: ACRE ASIC memory error
• Causes: ACRE ASIC trouble. MFPC PWB trouble
• Remedy: Check the MFPC PWB, and replace if necessary.

• Code: E7-49
• Description: Water Mark data error
• Causes: Watermark data trouble. HDD trouble.
• Remedy: Use SIM49-5 to upload the watermark data. Replace the HDD.

• Code: E7-50
• Description: Combination error between PWB and firmware
• Causes: A PWB/firmware/LSU which is not compatible with the machine specifications is detected. PCU PWB trouble LSU trouble
• Remedy: Check the kind and the version of the firmware. Check or replace the LSU. Check or replace the PCU PWB.

• Code: E7-55
• Description: PWB information sum error
• Causes: EEPROM device trouble. EEPROM device contact trouble. Device access error due to noises.
• Remedy: Replace the PWB.

• Code: E7-60
• Description: Combination error between PWB and firmware
• Causes: A PWB/firmware which is not compatible with the machine specifications is detected in the MFPC PWB. MFPC PWB trouble.
• Remedy: Check the kind and the version of the firmware. Check or replace the MFPC PWB.

• Code: E7-61
• Description: Combination error between the MFPC PWB and the PCU PWB
• Causes: Combination error between the MFPC PWB and the PCU PWB. MFPC PWB trouble. PCU PWB trouble.
• Remedy: Check the combination between the MFPC PWB and the PCU PWB. Replace the MFPC PWB. Replace the PCU PWB.