The non working led will obviously be in the string half that is not working.
How do you fix led xmas lights.
But the lack of filaments also makes them safer.
It can be a real hassle to buy new christmas lights every year.
A bit of a low tech although seasonal question for you.
That s one of the reasons they are able to last so long.
I have a bunch of noma led christmas light strings each with 70 leds.
If after all the testing the light string still doesn t illuminate it s time to get some new lights.
The christmas light tester will indicate which bulbs are bad and need to be replaced.
With led christmas lights you don t have to do that anymore.
Buying christmas light replacement bulbs should always be your last step.
They don t overheat led christmas lights don t have filaments that overheat and burnout.
The whole string used to work and it s only about a year or two old.
Some christmas light testers work by having you slide each christmas light bulb through a hole.
There s an easy way to fix your led christmas lights and save money.
Led christmas lights last longer and provide more color options than regular lights but they burn out on occasion.
With one string exactly half of the leds don t light up when plugged into the ac.
Second test the christmas light bulbs with an inexpensive tester available where holiday lights are sold and online usually changing a problem bulb or tightening it will fix the entire strand.
And if you re buying new lights consider upgrading to led christmas lights.
With the lights plugged in use the voltage detector to check the live voltage wire between each light starting at the end that plugs into the wall outlet.
Here are a few more general tips to keep in mind when troubleshooting christmas lights.