中文
含义
显示面板与控制板之间通信异常，显示闪烁或无显示。
常见原因
- 显示面板线束接触不良
- 面板连接排线断裂
- 控制板通信芯片损坏
- 面板受潮短路
- 电气干扰导致通信中断
自助排查
- 断电后重新插拔显示面板连接排线
- 检查排线有无明显断裂或弯折
- 用万用表测量通信线路通断
- 检查面板后面是否有冷凝水
- 如仍异常需更换显示面板组件
English
Meaning
Communication abnormal between display panel and control board, display flickers or blank.
Common Causes
- Display panel wiring harness poor contact
- Panel ribbon cable broken
- Control board communication IC damaged
- Panel moisture ingress causing short
- Electrical interference disrupting communication
Self-Check Steps
- Disconnect power and reseat the display ribbon cable
- Check ribbon cable for visible damage
- Measure communication line continuity with multimeter
- Check for condensation behind the panel
- If still abnormal, replace display panel assembly