American Megatrends III User Manual page 20

Step 3 Install Memory,
Installing SIMMs The motherboard has four x 36 SIMM sockets. These sockets can be filled
with either 1 MB x 36, 4 MB x 36, 8 MB x 36, or 16 MB x 36 SIMMs.
Place the motherboard on an anti-static mat. With the component side of the
SIMM facing you, firmly push the SIMM into the socket at an angle, then
push it up. When properly inserted, the SIMM clicks into place as the
latching pins engage. The SIMM installation process is shown below:
16 Apollo III PCI Pentium ISA Motherboard User's Guide
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