Brother HL-4200CN User Manual page 130

7
Grip the levers at each end of the toner cartridge
with your fingers, then push down firmly to rotate the
levers forward to the (
8
Pull the toner seal straight up to remove it.
Pull the toner seal straight up. Pulling the toner
seal diagonally may tear the seal.
If it takes more than five seconds until you
remove the toner seal after inserting the toner
cartridge in the printer, an error message may
appear. In this case, perform step 7 again, or
turn the printer off once and then on again.
9
Replace the top cover.
7 - 4 ROUTINE MAINTENANCE AND CONSUMABLE REPLACEMENT
) position.