Download HP Model 743 PC Technical data

Field Replaceable Units
Removing and Replacing the 743 Board Computer
Removing and Replacing the 743 Board Computer
This section provides step-by-step instructions for removal and replacement of a single
VME slot and dual VME slot 743 board computer.
Preliminary Requirements
Perform the following procedure before you remove the board computer from its VMEbus
chassis:
1
Perform the steps in the Preliminary Procedures section of this chapter.
Removal
Follow these steps to remove the board computer from its VMEbus chassis:
1
Loosen the captive screws (labeled 1 and 2 in Figure 5-2) at each end of the board computer which hold the computer in the VMEbus chassis.
2
Raise both ejector levers outwards and pull the board computer forward out of the
VME chassis.
4
2
Figure 5-2
3
1
Captive Screws: Single and Dual Slot 743
5-9