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Led christmas light string not working.
Northlight cool white led wide angle christmas lights green wire set of 100 16 49 piece 16 49 piece.
If none of the individual bulbs are faulty but the light string still refuses to light up there is a chance the shunt wires in the light string are faulty.
Some christmas light testers work by having you slide each christmas light bulb through a hole.
Christmas lights are the strings of little electric light bulbs often used on christmas trees or to decorate homes or yards.
I have a bunch of noma led christmas light strings each with 70 leds.
Home accents holiday 150 light c6 transparent multi color ultra bright led string light set view the the ultra bright light collection 39 98 39 98.
The non working led will obviously be in the string half that is not working.
You may find that the bulb has a black or silver looking stain on the inside.
If after all the testing the light string still doesn t illuminate it s time to get some new lights.
And if you re buying new lights consider upgrading to led christmas lights.
The whole string used to work and it s only about a year or two old.
This year however a bunch of the bulbs did not light up right in the middle of them all as my wife quickly informed me.
The fist step is to find the led that is no longer working.
Inspecting it closer i found it was half a string precisely.
The christmas light tester will indicate which bulbs are bad and need to be replaced.
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.
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.
Blue green or clear lights use 3 2 volts while other colors will use 3 0 volts.
A wide range of strings are available but this article is about the new led bulb strings.
When working correctly there is a wire shunt in the string that bypasses each of the individual light bulb sockets.
Pick which kind of led you will need.
If you do not match the voltage properly it will change the color of the entire string of.
If this is your problem carefully replace the bulb after first unplugging the string of lights.
Sixty bulb led christmas lights are built from two half strings of 30 bulbs each.
There are typically two different types of led bulbs that are used for christmas lights and they operate on different voltage levels.
