Sharp AR155N Error Codes List page 4 from 4
- Code: U2-40
- Description: CRUM chip communication error
An error occurs in MCU-CRUM chip communication.
- Causes: CRUM chip trouble Defective contact of developing unit MCU PWB trouble
- Remedy: Replace the CRUM chip. Check installation of the developing unit. Cancel the operation with TC16. Replace the MCU PWB.
- Code: U9-99
- Description: Operation panel language error
There is no language file. The language file is destroyed.
- Causes: Language file abnormality MCU PWB abnormality
- Remedy: MCU firmware download Replace the MCU PWB.