According to the phenomenon analysis, the fault for fluorescent tube aging, commonly on both ends of the black. After replacement, the fault can be ruled out. Change to pay attention to the fluorescent tube pervious to light part of the paper for the power supply cavity. t8Pservice manual download site
 t8Pservice manual download site
Inside the machine through inspection for fluorescent tube. After replace the fluorescent tube, troubleshooting.t8Pservice manual download site