Replacing The Top Cover/Keyboard Assembly - GE MAC 3500 Service Manual

Maintenance
4. Pull up on the keypad assembly to release it from the top cover.
You will hear snapping sounds as each of the eight plastic standoffs is released.
NOTE:
5. Place the new keypad in position on the top cover.
Be sure to align the eight plastic standoffs with the appropriate holes in the
top cover.
6. After the keypad is properly aligned, push down on the keypad at each of the
eight standoff locations until each snaps into place.
7. Reverse step

Replacing the Top Cover/Keyboard Assembly

Removal of the Top Cover/Keyboard assembly is require in order to replace the
following:
• Printhead assembly
Refer to
• Main PCB board
Refer to
• Acquisition PCB
Refer to
1. Remove the battery as described in
2. Turn the unit over so the bottom side is up and remove the two Torx fasteners
shown in the following figure.
3. Turn the unit right-side up, press the writer button, and raise the top of the unit.
84
The eight plastic standoffs should remain with the keypad. However, if any
remain in the top cover, use a set of small pliers to extract them from the
cover. Take care not to damage the rubber cover, which is permanently
affixed to the top cover.
1 through step
"Replacing the Printhead" on page 98
"Replacing the CPU Board" on page 91
"Replacing the Acquisition Board" on page
MAC™ 3500
3 to secure the keypad and display cover.
89.
"Replacing the Battery" on page 78.
2046275-019H