Sbus Boards - Sun Microsystems SPARCstation 2 Service Manual

4

SBus Boards

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12. Place your thumbs on opposite corners of the SIMM and press firmly
until the SIMM snaps into place.
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13. Replace the system unit's top cover.
See "Replacing the System Unit's Cover" near the end of this chapter.
14. Turn the system unit's power on, and check for proper operation of the
system unit and the installed SIMMs.
See "How to Turn the Power Back On" at the end of this chapter.
The system can be equipped with a variety of optional printed circuit boards.
The following are examples of the boards that plug into the SBus slots on the
system's main logic board. This list is not necessarily inclusive.
•
GX Graphics Accelerator Board
This board controls the video output from the system unit, and accelerates
the generation of graphic images. The GX Graphics Accelerator board
occupies two SBus slots on the main logic board.
•
Color Frame Buffer Board
This board occupies one SBus slot. This board controls the video output
from the system unit to a color monitor.
SPARCstation 2 Field Service Manual—February 1991
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