IBM IntelliStation A Pro - Internal System Board Connectors

System-board internal connectors
The following illustration shows the internal connectors on the system board.
Primary IDE
Secondary IDE
Front 1394 (FireWire)
Diskette
SATA 0
SATA 1
Front USB connectors
Power
Front Ethernet activity LED
Front panel
Microprocessor 1 fan
Microprocessor power
Extender board
power (CN22)
SCSI channel A
SCSI channel B
Extender board
power
Intrusion switch
Speaker
Front panel
audio
CD-ROM
audio in
Rear system
fan 2
Rear system
fan 1
Reserved
System-error LED
Optional microprocessor board connectors
If you decide to add a second microprocessor to your computer, the microprocessor
option kit includes a microprocessor board that you attach to the system board. The
following illustration shows the connectors on the microprocessor board.
DIMM 8
DIMM 7
DIMM 6
DIMM 5
Microprocessor fan
Chapter 2. Installing the hardware 13