Code :
- Code: U6-3
- Description: Low battery
- Code: U6-4
- Description: NVM problem. Reinitialize.
- Code: U6-4
- Description: Incorrect value in NVM. Reinitialize main board with code 20-96
- Code: U8-1
- Description: Exposure lamp problem
- Code: U8-1, U8-2, U8--3, U8--4, U8--5, U8--6
- Description: Problem with exposure lamp, lamp sensor, lamp board
- Code: U8-2
- Description: Communication problem main board and exposure board
- Code: U8-3
- Description: Exposure lamp or exposure lamp board problem