Brother HL-5240 - Manual (Page 97)

7. Troubleshooting
89
m Push down the blue lock lever and take the toner cartridge out of the drum unit. Clear the jammed paper
if there is any inside the drum unit.
CAUTION
Handle the toner cartridge carefully. If toner scatters on your hands or clothes, wipe or wash it off with cold
water at once.
To avoid print quality problems, DO NOT touch the shaded parts shown in the illustrations.
n Put the toner cartridge back into the drum unit until you hear it lock into place. If you put the cartridge in
properly, the blue lock lever will lift automatically.