• Code: E674-0004
• Description: FAX is abnormal. Modem IC access is abnormal
• Remedy: Cable connection check, FAX board replacement, main controller board replacement

• Code: E674-0008
• Description: FAX is abnormal. Port IC access is abnormal
• Remedy: Cable connection check, FAX board replacement, main controller board replacement

• Code: E674-000C
• Description: FAX is abnormal. Modem IC/ port IC access is abnormal
• Remedy: Cable connection check, FAX board replacement, main controller board replacement

• Code: E674-0010
• Description: FAX is abnormal.
• Remedy: Main controller board replacement

• Code: E674-0011
• Description: FAX is abnormal.
• Remedy: Main controller board replacement

• Code: E674-0030
• Description: FAX is abnormal. Check sum error
• Remedy: System software download for 2 line FAX

• Code: E677-0001
• Description: Print server failure. Abnormality detected on the exhaust fan operation of printer server
• Remedy: 1. Check supplying power to the exhaust fan 2. Exhaust fan replacement

• Code: E677-0003
• Description: Print server failure. Abnormality is detected during configuration check in start up
• Remedy: Cable connection check, a reinstallation