Chapter 22-7cover in the reader unit. (Keep the optical system fixing screw for futurerelocation of the copier.)F-2-148) Open the right door [1].F-2-159) Remove the fixing assembly release cover [1].ReferenceTo facilitate the work, try detaching it from the front top [2] of the fixing as-sembly release cover [1] in the direction of the arrow.F-2-16If you turn on the machine without detaching the fixing assembly releasecover, the fixing heater can suffer damage.10) Close the right door.2.2.2 Installing the Toner Bottle 0007-4955iR2270 / iR2870 / iR3570 / iR4570 / / iR2270N / / iR2870N / / iR3570N // iR2230 / / iR3530 / / / / /1) Open the front cover [1].F-2-172) Lift the lock lever [1].F-2-183) Unpack the toner bottle and remove the cap [1].F-2-194) Mount the toner bottle [1] on the copier.F-2-205) Push down the lock lever [1] so that the toner bottle is secured.