Acer AcerAltos 21000 System Manual page 66

One PCI enhanced IDE interfaces that support up to two IDE
devices
One ISA and seven PCI slots (one PCI-/ISA-shared)
One dual channel PCI Ultra/Wide and LVD (Ultra2) SCSI
controller
I O ready
2
One 10/100 Ethernet LAN chip on board with Wake-up on LAN
(WOL) function
External ports
PS/2 keyboard and mouse ports
Two buffered high-speed serial ports
One SPP/ECP/EPP high-speed parallel port
Two USB ports
VGA port
Front panel LCD/LED interface
3-2 AcerAltos 21000 System Guide