According to the phenomenon analysis, the fault is commonly caused by fluorescent tube is pervious to light, mirror surface dirt. The machine tests it happens. nw4service manual download site
nw4service manual download site
After maintenance, shut off the power, the machine is erect, remove the bottom in the middle of the screw, you can see the fluorescent tubes and other components. Wipe clean with flannelette or lens paper. After processing, troubleshooting.nw4service manual download site
|