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Expansion Slots
The motherboard has three PCI slots and one Accelerated Graphics Port (AGP) slot.
To install and configure an expansion card:
1. Install an expansion card following the instructions that came with the chassis.
2. Turn on the system and change the necessary BIOS settings, if any. See Chapter
4, System BIOS.
3. Assign an IRQ to the card. Refer to the tables below.
4.
Install the drivers and/or software applications for the expansion card according
to the card documentation.
Table 7: Standard IRQ Assignment
IRQ
Priority
0
1
1
2
2
N/A
4*
12
5*
13
6
14
7*
15
8
3
9*
4
10*
5
11*
6
12*
7
13
8
14*
9
15*
10
* These IRQs are usually available for ISA or PCI devices
Figure 7: Removing Memory Modules
Standard Function
System Timer
Keyboard Controller
Programmable Interrupt
Communication Port (COM1)
IRQ Holder for PCI steering
Floppy Disk Controller
Printer Port (LPT1)
System CMOS/Real Time Clock
IRQ Holder for PCI steering
Advanced AC'97 CODEC
Standard PCI Graphics Adapter (VGA)
PS/2 Compatible Mouse Port
Numeric Data Processor
Primary IDE Channel
Secondary IDE Channel
Vig535b Motherboard Manual
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