you have a roll that is not even, before loading it, hold the roll in a vertical position and carefullyand evenly drop one end onto the floor, then tap lightly a few times. If any edges are crushed,unwind and throw away the crushed area or cut off the crushed end of roll. If it is not possible torepair, do not use it.NOTEIf media has been stored on its side and has a pronounced flat side, do not use it as it will notadvance evenly.Required tools5mm hex key (supplied with the Roll Media Option)Load Supply Media Roll and Position a Take-up ShaftProcedure1. Place an empty media shaft on a suitable flat work area, positioned as shown, so that the 5mmhex key is inserted on the right side of the shaft to lock and unlock the core locks.[32] Unlock the Media Shaft Core Locks2. Turn counterclockwise with the supplied 5mm hex key (1) to unlock the media shaft core locks (2).3. Slide a new roll of media onto the supply shaft.4. Roughly center the roll on the shaft, and then insert the shaft into the Supply (bottom) position onthe printer. Insert one end of the shaft at a time.NOTELoad the shaft with the core lock and coupler end on the right side of the printer.Load MediaChapter 7 - Roll Media Option 101