Acer AcerAltos 21000 System Manual page 72

100 MHz System Bus and 60ns buffered EDO memory support
New System management features via System Management bus
(Smbus)
The system board comes with four Slot 2 CPU sockets and their
respective retention mechanism to secure the CPU.
Installing an Intel Pentium II Xeon processor
Follow these steps to install a Pentium II Xeon processor:
1. Attach the fansink module to the Pentium II Xeon processor and
secure it with four screws.
2. Remove the left panel of the housing. See section 2.2 for more
information on opening the housing panels.
3. If there is an existing termination board installed in the CPU slot,
remove it. Refer to section 3.1.4 for removing a termination
board.
3-8 AcerAltos 21000 System Guide