1-2
User’s Guide
1.1
Major Components
The system board has the following major components:
•
Four 72-pin SIMM sockets labeled Bank 0 and Bank 1 (two
sockets comprise one bank)
•
One CPU board slot
•
Five 32-bit EISA expansion slots supporting master/slave add-on
cards
•
Three PCI local bus slots
•
128/256-KB Flash memory for easy system BIOS upgrade
•
I/O interfaces for two serial ports, one parallel port, diskette
drives, IDE drives, and PS/2 keyboard and mouse
•
Enhanced IDE on PCI bus supports two IDE ports for four IDE
devices (IDE models)
•
Onboard AIC-7870 chip supports one 8-bit Fast SCSI-II port
(SCSI models)
•
Power connector 1 for 200-watt/350-watt switching power supply
(for ID3P and IDAB housings)
•
Power connector
2 for 350-watt switching power supply
(additional connector for models using IDU housing)
Figure 1-1 shows the location of the major components on the board.