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Workstation 4 and 4 LX Field Service Guide
WS4 Technical Overview
PC87360 Super IO
PC87360 Super IO
REF: AB28/ABRD36 - Sheet 19
In addition to the Super IO module within the SC3200, the system board also
incorporates U15, a National Semiconductor Corp PC87360 Super IO chip to cover
additional IO requirements.
Figure 2-7 displays an internal block diagram of the Super IO showing those functions
implemented on the AB28 series system boards.
Figure 2-7: PC87360 Super IO Block Diagram