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9.2
Front Panel
Assemblies
9.2.1
Display
9.2.2
Key Pad
The key pad or display each have a wire harness connected to the main circuit
board. Therefore, the cover assembly must be removed including disconnecting
these cables before either the key pad or display can be changed.
REMOVAL
1.
Remove the main cover assembly (refer to "Section 9.1.3 - Cover
Assembly").
2.
Lay the cover assembly upside down on the work surface.
3.
Remove the four thread-forming screws holding the display to the cover
assembly.
4.
Pull the display away from the cover assembly. It may be necessary to
pull hard on the display and possibly pry it away as it tends to be held in
place by the adhesive of the key pad.
REPLACEMENT
5.
Make sure the cover screen is clean of all dust and finger prints.
6.
Locate the UP arrow on the back of the display and align it toward the
back (top) of the cover assembly. The cable harness will be on the side
of the display closest to the side of the cover.
7.
Replace the four thread-forming screws. DO NOT OVER TIGHTEN!
8.
Replace the main cover assembly (refer to "Section 9.1.3 - Cover
Assembly").
1.
Remove the main cover assembly (refer to "Section 9.1.3 - Cover
Assembly").
2.
Peel off the old key pad and pull the wire harness through the slot in the
cover assembly.
3.
Clean off all old adhesive from the cover assembly with isopropyl
alcohol.
9 - 9
Dissassembly and Replacement
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Troubleshooting
