Then connect the second bulb to the socket in the middle of the string.
Easy way to check xmas lights.
Then remove the middle bulb of the string and check it with the multimeter.
Open the sliding compartment door and remove the fuse s.
Then connect the first bulb to the first socket and repeat the process for the second one.
Learning how to change a fuse in christmas lights is simple but if your strand of lights does not appear to have accessible fuses move on to step 4.
If the other neon bulb lights then the problem is in the first half of the set.
Easy ways how to fix led christmas lights using a tester led and light keeper pro repair kit tool 16 http amzn to 1r0cgri link supports the channel led.
Either way you are testing 25 of the 50 bulbs without breaking into a sweat.
If the original neon bulb lights move halfway down the remaining part of the set and try again.
At first divide the number of lights into two distinct sections.
Christmas light testers the most convenient way to test for faulty bulbs in a light string is through the use of a light tester.