Sony GPS Battery Replacement

The Sony NAV-U battery replacement is a simple procedure. The battery is the one component that requires changing over time, especially on an old unit and it is very easy to replace it. How do you replace the battery on a Sony NAV-U GPS? The various models on the older NAV-U series often use the same batteries hence the procedure will be the similar. Replacements are readily available on Google for a modest sum.

A good battery takes 1.5 hours to fully charge when powering through the car adapter whilst on standby mode. If the unit is ON, then it takes 3 hours to charge. In addition, it is also possible to recharge through the USB cable, and takes 3 hours whilst in standby mode.

You should get a usage time of approximately 2 hours from a good original factory fitted battery. If you buy a modern battery, then it will have a slightly higher capacity and you might get a greater usage time.

Connector

The battery secures in place by foamed-backed double-sided tape and simply pulls away as shown above. The battery wires connect to the main board via a small plastic socket arrangement on the underside of the PCB, hence soldering is not required.

Battery Socket

The replacement must have the same socket as shown above. This battery has two red wires, two black wires, and a white wire; therefore, it is a five terminal plug.

Replacement

In this image, you can see that the battery fits into a very tight small space, and there is a plastic catch on one side firmly securing it.

Dispose of the old battery by taping over the plug terminals, wrap it in a plastic bag, and take it to your local recycling centre. Keep the battery out of reach of children.

The Sony NAV-U series is very reliable, and this model is a classic now. NAV-U batteries are available online from battery specialists. Usually, eBay and Amazon also have some listed as well.

A generic NAV-U replacement battery will be much cheaper than the ones listed for the specific Sony models and the prices can vary a lot. The same battery often works on other models and therefore you may be able to find cheaper compatible versions.

This Article Continues...