Service manual

Laser Unit
D127/D128 4-44 SM
4.12.2 LASER UNIT
1. PSU assembly (
p.4-39 "PSU")
2. Toner bottle holder
3. Remove 2 of the mylars (Film) sealing the holes on the bottom of the toner bottle rail.
4. Laser unit [A] (
x 3, x 2)
5. Replace the mylars (Film) with new ones.
 The mylars are necessary to seal the holes in order for the laser unit not to be tainted with
toner powder.