Description: TPM system authentication error
The system firmware is not authenticated by TPM (security chip).
Causes: • Incorrect updating for the system firmware • Defective flash ROM on the controller board Replace the controller board.
Code: 880
Description: File Format Converter (MLB) error
A request to get access to the MLB is not answered within the specified time.
Causes: • MLB defective, replace the MLB
Code: 900
Description: Electrical total counter error
The total counter contains something that is not a number
Causes: • NVRAM incorrect type • NVRAM defective • NVRAM data scrambled • Unexpected error from external source
Code: 920
Description: Printer error 1
An internal application error was detected and operation cannot continue.
Causes: • Software defective; turn the machine off/on, or change the controller firmware • Insufficient memory
Code: 921
Description: Printer font error
A necessary font is not found in the SD card.
Causes: • A necessary font is not found in the SD card. • The SD card data is corrupted.
Code: 925
Description: Net File function error
The NetFile file management on the HDD cannot be used, or a NetFile management file is corrupted and operation cannot continue. The HDDs are defective and they cannot be debugged or partitioned, so the Scan Router functions (delivery of received faxes, document capture, etc.), Web services, and other network functions cannot be used. HDD status codes are displayed below the SC code.
Causes: • Refer to the four procedures below (Recovery from SC 925).