Brother GTX600NB Instruction Manual page 206

Left/right adjustments
(1) Turn the adjustment screw on the front side clockwise or counterclockwise to make adjustments if the cover
interferes with the adjacent cover. Turn the adjustment screw clockwise to reduce the clearance and
counterclockwise to increase the clearance.
Up/Down adjustments
(1) Turn the adjustment screw in the center clockwise or counterclockwise to make up and down adjustments.
Turn the adjustment screw clockwise to raise the cover and counterclockwise to lower the cover.
Precautions to keep good printing quality/use printer over the long term
Adjustment screw
Adjustment screw
Hinge
Hinge
6-38