<div layer1="text-s"></div><div class="tz-paragraph">21手风桑塔纳倒车摄像头&nbsp;后面接线&nbsp;接倒车灯正负极就有画面，&nbsp;如果换成延时器，接倒车灯正负极&nbsp;和ACC，就没画面，求各位大佬分析一下什么问题？</div><div layer1="text-e"></div><br /><div layer1="img-s"></div><div class="tz-figure"><img src="http://club2.autoimg.cn/album/g28/M09/C0/44/userphotos/2023/07/08/21/500_ChxkmmSpZKmAZn9rAAQk4B93LWQ662.jpg" style="height:1332px;width:750px"  /><div layer2="desc-s"></div><div class="description">装上延时器以后倒挡就这样</div><div layer2="desc-e"></div></div><div layer1="img-e"></div><br /><div layer1="img-s"></div><div class="tz-figure"><img src="http://club2.autoimg.cn/album/g28/M07/8B/A1/userphotos/2023/07/08/21/500_CjIFVGSpZKqASXciAAZ87MeoAOM595.jpg" style="height:1332px;width:750px"  /><div layer2="desc-s"></div><div class="description">接线，黑线打铁，红线接acc&nbsp;&nbsp;蓝接倒车灯</div><div layer2="desc-e"></div></div><div layer1="img-e"></div><br /><div layer1="img-s"></div><div class="tz-picture"><img src="http://club2.autoimg.cn/album/g28/M03/F7/C7/userphotos/2023/07/08/21/500_Chtlx2SpZKqAVr1EAANdXb00gfA729.jpg" style="height:1332px;width:750px"  /></div><div layer1="img-e"></div><br /><div layer1="text-s"></div><div class="tz-paragraph">这样接没问题啊&nbsp;&nbsp;为什么会没画面呢？</div><div layer1="text-e"></div><br /><div layer1="img-s"></div><div class="tz-figure"><img src="http://club2.autoimg.cn/album/g28/M00/C0/44/userphotos/2023/07/08/21/500_ChxkmmSpZKuAAI3tAAM5Z8eUa54359.jpg" style="height:1000px;width:750px"  /><div layer2="desc-s"></div><div class="description">这种接法就有画面，就接倒车灯正极和打铁就有画面，这是为什么啊&nbsp;</div><div layer2="desc-e"></div></div><div layer1="img-e"></div><br />

187b加延时器黑屏什么问题啊