Brother Facsimile Equipment MFC7420 - Manual (Page 110)

Confidential 5 -3 9
Take the Drum/Toner Unit out from the printer. Check that the distance between the floor
and the separation roller collar of the pickup roller holder ASSY is 45.5 to 47.5mm by using
the plate jig. If not, re-assemble the chute base.
B
A
47.5mm More than 47.5mm 45.5mm
Less than 45.5mm
Separation roller collar
Floor
Plate jig
47.5mm
45.5mm
[A] is contacted with the roller.
[B] is not contacted with the roller.
45.5 to 47.5mm
Pickup roller holder ASSY
(Separation roller)
Plate jig
Pickup roller holder ASSY
(Separation roller)