V1.0 VIG556M Motherboard Manual
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Figure 6:
Removing Memory Modules
Expansion Slots
The motherboard has two 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
6:
Standard IRQ Assignment
IRQ Priority Standard
Function
0 1
System
Timer
1 2
Keyboard
Controller
2 N/A
Programmable
Interrupt
4*
12
Communication Port (COM1)
5*
13
IRQ Holder for PCI steering
6 14
Floppy
Disk
Controller
7*
15
Printer Port (LPT1)
8
3
System CMOS/Real Time Clock
9*
4
IRQ Holder for PCI steering
10*
5
Advanced AC’97 CODEC
11*
6
Standard PCI Graphics Adapter (VGA)
12*
7
PS/2 Compatible Mouse Port
13
8
Numeric Data Processor
14* 9 Primary
IDE
Channel
15*
10
Secondary IDE Channel
* These IRQs are usually available for ISA or PCI devices
