• Code: C1-10
• Description: Main charger trouble (BK)
• Causes: The main charger unit (BK) is not installed properly. There is an abnormality in the main charger unit. Disconnection of the high voltage PWB connector. Breakage of the high voltage harness. MC/DV PWB trouble. PCU PWB trouble
• Remedy: Check the output of the main charger with SIM8-2. Check disconnection of the main charger./Replace. Check disconnection of the high voltage PWB. connector. /Replace. Replace the MC/DV PWB. Replace the PCU PWB.

• Code: C1-14
• Description: Main charger trouble (Color)
• Causes: The main charger unit (CMY) is not installed properly. There is an abnormality in the main charger. Disconnection of the high voltage PWB connector. Breakage of the high voltage harness. MC PWB trouble. PCU PWB trouble
• Remedy: Check the output of the main charger with SIM8-2. Check disconnection of the main charger./Replace. Check disconnection of the high voltage PWB connector. /Replace. Replace the MC PWB. Replace the PCU PWB.

• Code: C4-00
• Description: PTC trouble
• Causes: The PTC unit is not properly installed. PTC unit trouble. TC PWB trouble. PCU PWB trouble. Connector, harness connection trouble.
• Remedy: Replace the PTC unit. Replace the secondary transfer PWB. Replace the PCU PWB. Check connection of the connector and the harness.

• Code: E7-01
• Description: MFP image data error
• Causes: Image data transfer error in the MFP PWB. MFP PWB trouble.
• Remedy: Check connection of the connector and the harness of the MFP PWB. Replace the MFP PWB.

• Code: E7-03
• Description: HDD trouble
• Causes: Connector, harness connection trouble in the MFP PWB and HDD. HDD (error file management area) data abnormality (FAT breakage). MFP PWB trouble.
• Remedy: Check connection of the connector and the harness of the MFP PWB and HDD. Use SIM62-2, 3 to check read/write operations of the HDD. Replace the HDD. Replace the MFP PWB.

• Code: E7-04
• Description: HDD-ASIC error
• Causes: HDD-ASIC trouble. An error occurs in the HDD-ASIC self test when booting.
• Remedy: Replace the MFP PWB.

• Code: E7-05
• Description: Standard memory/expansion memory read/write error (MFP PWB)
• Causes: Improper insertion of the memory. Garbled memory data. The memory capacity is not the specified level.
• Remedy: Check insertion of the memory. Use SIM60-1 to check the read/write operations of the memory. Replace the expansion memory. Replace the MFP PWB.

• Code: E7-06
• Description: Image data decode error
• Causes: Compressed image data abnormality. HDD connection trouble when HDD is installed. Image data compression/transfer data garble. MFP PWB trouble.
• Remedy: If the job at an occurrence of an error is a FAX job, check the FAX PWB. Check connection of the MFPC PWB and the HDD. Replace the MFPC PWB.