Figure 5-14; Figure 5-15- Page 158

ROUTINE MAINTENANCE 5 - 9

HL7050_US_UG_FM5.5

4

Unpack the new drum unit.

Figure 5-14

5

Put the toner cartridge in the new drum unit.  If you put the 
cartridge in properly, the blue lock lever is lifted automatically.

Figure 5-15

■

Wait to unpack a drum unit until immediately before you 
put it in the printer.  Exposure to direct sunlight or room 
light may damage the drum unit. 

■

Do not touch the shaded parts shown in Figure 5-14.

■

Make sure you install the toner cartridge properly, or it may 
separate from the drum when you pick up the drum unit.