Upper Cover, Access Cover, And Sheet Guide - OKIDATA ML590 Service Manual

3.2.06 Upper Cover, Access Cover, and Sheet Guide Assemblies
1. Perform this procedure:
3.2.01
2. Pull the platen knob (1) straight out and remove it.
3. Set the change lever (2) to the bottom feed position (toward the rear of the printer).
4. Insert a flat-blade screwdriver into the grooves (3) of the frame and pry the upper cover (4)
away from the frame.
5. Raise the front side of the upper cover assembly.
6. Tilt the upper cover assembly toward the rear to disengage the claws (not shown) at the rear
of the frame.
7. Lift the upper cover assembly and remove it.
CAUTION:
Do not rotate the access cover past the vertical when removing it or you will break the tab
extensions.
8. Raise the access cover assembly (5) until it is vertical, then lift it straight up to remove it.
9. Remove the sheet guide assembly (6).
10. Note the position of the cover (B) <for card slot> (7). This is part of the upper cover and
should not be removed. No font cards are currently available.
Service Guide ML590/ML591
Chapter 3 Maintenance & Disassembly
Page: 98