HL-2030/2040/2070N SERVICE MANUAL
Confidential
4-29
(4) Remove the filter ASSY from the air duct.
(5) Remove the two cup S M3x6, taptite screws, and then remove the air duct.
Fig. 4-48
NOTE:
•
When replacing the laser unit, replace the barcode label attached on the gear plate
calking ASSY with a new one supplied with a new unit.
•
Another barcode label supplied with a new unit is spare. Make sure to throw it out.
Fig. 4-49
Taptite, cup S M3x6
Gear plate calking ASSY
Filter ASSY
Air duct
Barcode label
Main frame L
1 to 2 mm
2 to 3 mm
Laser unit
Hook
Taptite, cup S M3x6