中文
含义
U5 为室内机与遥控器之间的通讯故障。
常见原因
- 遥控器连接线松动
- 遥控器地址设置冲突
- 遥控器控制板故障
自助排查
- 检查遥控器连接
- 确认遥控器地址设置
- 更换遥控器
English
Meaning
Communication fault between indoor unit and remote controller.
Common Causes
- Remote controller wire loose
- Address setting conflict
- Remote controller board fault
Self-Check Steps
- Check remote controller connection
- Verify address settings
- Replace remote controller