What Relay To Tap Into For Backup Camera
Aug xviii 2020
How to Connect a Relay for Car Reverse Camera Installation
When you lot are installing an aftermarket head unit upgrade with a car contrary camera, the rear view image on the display may exist no signal, flickering, or a similar outcome. This is nearly probably the voltage from your car opposite calorie-free is not stable, so it tin non provide stable 12V voltage to the camera. Because the car rear view camera should be powered with 12V car reverse light. And so that the photographic camera can get 12V power from your opposite calorie-free.
If your car can not provide stable 12V voltage from contrary light to the camera, and so the photographic camera display will be no signal, or flickering. This is a common result especially for some old cars. If you take a multi-meter, you can too mensurate the voltage from your auto reverse light.
Solution is to connect a relay betwixt the ability source and the photographic camera.
At first, y'all should know what a relay is, how does information technology look similar, here's a moving-picture show for your reference:
How to connect a relay?
- Connect pin 30 (bluish wire) to bombardment power source.
- Pin 87 (cherry wire) goes to camera power wire leading to head unit.
- Pin 85 (white wire) goes to reversing low-cal power wire.
- Pin 86 (Blackness wire) to basis.
Thanks our customer Gregory Davis who provided the higher up photo from USA. He solved the camera unstable issue by connected a relay.
Connected and tucked away in side storage panel.
Thanks Lance from France who provided these photos and instruction for connecting the relay.
Tips for connecting a car rear view photographic camera
Installing a auto back upwards camera with an aftermarket head unit is not hard for a professional mechanic. From the head unit side, you should connect 2 cables.
One is the video cablevision with RCA connector, only delight pay attention to the label on the cable, considering the RCA cables should come with other plugs which are also with RCA connector, the characterization may be written every bit "Back VIDEO", or "Contrary Photographic camera VIDEO", if you have a dubiety, practise not hesitate to contact the supplier of your unit to confirm which is the video cablevision for the camera.
The other cable is a loose trigger wire, which triggers the photographic camera to piece of work after yous put in reverse gear. It may be labelled with "REVERSE 倒车检测" or "Dorsum". If your display tin can not automatically switch to backup images, you should check this loose trigger wire and see if you connect it correctly.
Got whatever questions about how to connect a reverse camera or a relay? You can write a comment below or drib us an email to sales@dvdgpsnav.com. Please provide equally much information about your questions or your event as possible, so we can better help you lot.
Source: https://www.dvdgpsnav.com/blog/how-to-connect-a-relay-for-car-reverse-camera-installation/
Posted by: morganfroach.blogspot.com
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