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                            # 如何測試相機的開閘功能是否故障
## 第一種方法，相機開閘時繼電器會發出一聲滴答聲


```[youku]
XNTA5MDQ2NjU2NA
```
## 第二種方法，相機開閘時，用萬用表調到通斷測試那里，對應OUT1和2發出開閘信號時OUT1和2會通，萬用表發出聲音。
以下是視頻演示↓：

```[youku]
XNTA5MDQzNDg3Mg
```
                    
                
        
                
            
        
                
    
                
    
                
        
                
    
                

                







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