1.8.2 Configuring an expansion card Asus prime Asus M3A78-EM

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Expansion slots

In the future, you may need to install expansion cards. The following sub-sections 

describe the slots and the expansion cards that they support.



To install an expansion card:

1.  Before installing the expansion card, read the documentation that came with 

it and make the necessary hardware settings for the card.

2.  Remove the system unit cover (if your motherboard is already installed in a 


3.  Remove the bracket opposite the slot that you intend to use. Keep the screw 

for later use.

4.  Align the card connector with the slot and press firmly until the card is 

completely seated on the slot.

5.  Secure the card to the chassis with the screw you removed earlier.
6.  Replace the system cover.

Make sure to unplug the power cord before adding or removing expansion 

cards. Failure to do so may cause you physical injury and damage motherboard 



Configuring an expansion card

After installing the expansion card, configure it by adjusting the software settings.

1.  Turn on the system and change the necessary BIOS settings, if any. See 

Chapter 2 for information on BIOS setup.

2.  Assign an IRQ to the card. Refer to the tables on the next page.
3.  Install the software drivers for the expansion card.