Routine Ma intena nce
139
6
jInsert the original orange packing material for lo cking the belt unit as shown in the illustration
kPut a piece of paper (letter or A4) on the belt unit to prevent damage to the belt unit.
lMake sure that the gray lock leve r (1) is in the up position and p ut the drum unit in the printer. Push down
the gray lock lever (1).
11