• Code: E7-00
• Description: System memory access error
• Causes: System memory trouble (Tandem memory cannot be guaranteed.) Access to system memory cannot be made.
• Remedy: Case 1 Cause Expansion memory installation error Check and remedy Check installation of the system expansion memory. Case 2 Cause Garbled data Check and remedy 1) Use SIM60-01 to check memory read/write 2) Replace the expansion memory (if installed.) 3) Replace the MFPcnt PWB. Case 3 Cause Dirt on the memory pin Check and remedy Clean the memory pin with alcohol.

• Code: E7-01
• Description: System data trouble
• Causes: MFP image transfer trouble
• Remedy: 1) Check the connection state of the MFPcnt PWB connector. 2) Replace the MFPcnt PWB.

• Code: E7-03
• Description: HDD trouble
• Causes: HDD connection trouble File control area data trouble (when FAT is broken)
• Remedy: Case 1 Cause The HDD is not properly installed to the MFPcnt PWB Check and remedy 1) Check installation of the HDD of the MFPcnt PWB. 2) Check connection of the harness of the MFPcnt PWB. 3) Use SIM62-2 and -3 to check read/write from/ to the HDD. Case 2 Cause The HDD does not work properly. Check and remedy Replace the HDD. Case 3 Cause MFPcnt PWB trouble Check and remedy Replace the MFPcnt PWB.

• Code: E7-04
• Description: HDD-ASIC trouble (DSK model only)
• Causes: HDD-ASIC abnormality
• Remedy: Check installation of the HDD-ASIC on the MFPcnt PWB. Replace the MFPcnt PWB.

• Code: E7-05
• Description: Local memory access error
• Causes: Local memory cannot be accessed.
• Remedy: Case 1 Cause Local memory installation abnormality Check and remedy Check the installing state of the local memory. Case 2 Cause Dirt on local memory pin Check and remedy Clean the local memory pin with alcohol. Case 3 Cause Garbled data Check and remedy 1) Use SIM60-01 to check memory read/write. 2) Replace the local memory. 3) Replace the MFPcnt PWB.

• Code: E7-06
• Description: Decode error trouble: Compression decode error (A compression file cannot decompressed.)
• Causes: A decode error occurs when forming an image.
• Remedy: Case 1 Cause Compression data abnormality Check and remedy 1) Check the installing state of the PWB. (PCI bus) 2) When an error occurs during a FAX job, check the installation of the FAX PWB. In the other cases, check the installation of the MFPcnt PWB and HDD. 3) Replace the MFPcnt PWB. Case 2 Cause HDD connection abnormality Check and remedy Check the HDD connection. Case 3 Cause Data are garbled in image compression/send. Check and remedy 1) Check the installation of the PWB. (PCI bus) 2) When an error occurs during a FAX job, check the installation of the FAX PWB. In the other cases, check the installation of the MFPcnt PWB and HDD. 3) Replace the MFPcnt PWB. Case 4 Cause MFPcnt PWB abnormality Check and remedy Replace the MFPcnt PWB. Case 5 Cause Local memory access error Check and remedy Check and execute remedy similarly to E7-05.

• Code: E7-09
• Description: Local memory combination error
• Causes: DIMM of other than 1GB is installed to the slot.
• Remedy: Check the combination of installed DIMM.

• Code: E7-10
• Description: Shading trouble (Black correction)
• Causes: CCD black scan level abnormality when the copy lamp is turned off.
• Remedy: Case 1 Cause Installation error of the CCD unit flat cable Check and remedy Check the installing state of the flat cable to the CCD unit. Case 2 Cause CCD unit abnormality Check and remedy Check the CCD unit. Case 3 Cause SCU PWB abnormality Check and remedy Check the SCU PWB.