How to use CXW-200-T798 lighting lamp of Shuaikang range hood?

General new electrical appliances, other functions are normal, and there are few circuit problems.

In your case, the light bulb may be broken or the contact is not good, so it doesn't light up. Open the rubber plate of the lampshade to see if the filament is burnt out. If there is no light on, tighten the light bulb by hand to see if it still doesn't light up. Unplug the plug and turn on the light bulb. There is a tongue in the middle of the lamp holder. pry it up with an electric pen, then screw on the light bulb and have a look. If not, find someone else to fix it.