Code :
- Code: 90
- Display: h'********
- Description: ROM Erase error
- Remedy: 1. Replace the main PCB with a new one.
- Code: 92
- Display: h'********
- Description: ROM Write error
- Remedy: 1. Replace the main PCB with a new one.
- Code: 95
- Display: MODE SHIFT
- Description: Transition to the version up mode is not allowed.
- Remedy: 1. Replace the main PCB with a new one.
- Code: 99
- Display: VERSION DATA
- Description: Wrong version data.
- Remedy: