Code :
- Code: U9-00
- Description: Operation board communication trouble
- Causes:
- Code: U9-80
- Description: Operation board communication trouble (Protocol)
- Causes:
- Code: U9-81
- Description: Operation board communication trouble (Parity)
- Causes:
- Code: U9-82
- Description: Operation board communication trouble (Overrun)
- Causes:
- Code: U9-84
- Description: Operation board communication trouble (Framing)
- Causes:
- Code: U9-88
- Description: Operation board communication trouble (Timeout)
- Causes:
- Code: U95
- Description: Operation connection abnormality
Panel individual display caused by abnormal panel connection
- Causes: Panel individual display caused by abnormal panel connection