Description: Engine total counter error
The checksum of the total counter is not correct.
Causes: • Defective NVRAM on the BICU
Code: 928
Description: Memory error
An error occurs during the memory check conducted when the main power switch is turned on or when the copier is recovering from the energy saver mode.
Causes: • Defective memory
• Defective BICU
• Loose connection between the BICU and the memory
Code: 929
Description: IMAC hardware error
A memory control job is not completed within a certain period.
Description: NVRAM error
An error occurs during engine NVRAM check.
Causes: • Defective NVRAM
• Loose connection between the BICU and the NVRAM
• Incorrect installation of the NVRAM
• Defective BICU
Code: 982
Description: Localization error
The localization information in the nonvolatile ROM and in the NVRAM is different (* SP5-807-001).
Causes: • Localization setting not specified (The main power switch is turned on for the first time after the NVRAM is replaced.)
• Incorrect localization setting
• Defective NVRAM