Chapter 6 – Maintenance
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13841 Rev A
235
3. Orient the main PCB so its attached LCD screen and the
window (on chassis, 01) line up, once they are inserted
into the chassis.
4. Slide the main PCB into the chassis slowly, paying
special attention to the ribbon cable and the shield (02),
if attached.
5. Use fingers to connect the ribbon cable to the keyboard
connector on the main PCB.
6. Line up the shield (02) and screw it back in place with
the four 4-40 screws (03). This plate only orients one
way and will not fit in place correctly any other way.
7. Attach the connector end plate (04) to the chassis with
the four 4-40 screws (03).
8. Tighten the two screw locks (21).
9. Reinstall the batteries (20), two cells for each side. Refer
to the picture inside the hand grips to determine battery
polarity. Also, see the diagram Section 6.3.7 Complete
Unit Disassembly and Section 6.3.1.5 “Reinstallation”.
NOTE: Unit does not operate if battery polarities are
reversed.
10. Replace the battery end plate (15) by turning the large
Phillips screw (16) clockwise with the Phillips
screwdriver.
6.4 Troubleshooting
In troubleshooting the Vibrex 2000 and Vibrex 2000 Plus, be
aware that any problems generally fit into one or more of the
following categories:
Operator error
Equipment failure
Aircraft problem