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2-12
Accessories Installation
GSC Mezzanine Cards
remove it. See Chapter 3 of this book for instructions on removing and re-
placing the Model 743 board computer from its chassis.
2 Place the Model 743 board computer on a static free mat on a clean, level
surface.
NOTE: There is one GSC connector on the left side of an HCRX board (looking from
the front of the board). A GSC card is installed in an HCRX board in the same
manner as on the expansion adapter. See “Installing GSC Mezzanine Cards,”
earlier in this chapter.
HCRX Graphics Board Installation
Follow these steps to install an HCRX board in your Model 743:
1 Place the HCRX board on the board computer, lining up the screw holes
for the M2.5x12 and M2.5x6 screws as shown in Figure 2-5.
2 Install the four DIN connector M2.5x12 screws from the bottom of the
system board.
3 Install the two M2.5x6 screws from the bottom of the system board.
4 Install the two small screws at each end of the graphics connector on the
front panel.
5 Install the panel extension as described on page 2-7 .