Asus AT3N7A-I User Manual - Page 23

1-14

Chapter 1: Product introduction

Do not forget to connect the fan cables to the fan connectors. Insufficient air flow inside the

system may damage the motherboard components. These are not jumpers! Do not place

jumper caps on the fan connectors!

5.

CPU, power, and chassis fan connectors (3-pin CPU_FAN, 3-pin PWR_FAN, 3-pin

CHA_FAN)

The fan connectors support cooling fans of 350 mA~2000 mA (24 W max.) or a total of

1 A~3.48 A (41.76 W max.) at +12V. Connect the fan cables to the fan connectors on

the motherboard, ensuring that the black wire of each cable matches the ground pin of

the connector.

6.

Front panel audio connector (10-1 pin AAFP)

This connector is for a chassis-mounted front panel audio I/O module that supports

either HD Audio or legacy AC`97 audio standard. Connect one end of the front panel

audio I/O module cable to this connector.

•

We recommend that you connect a high-definition front panel audio module to this

connector to avail of the motherboard’s high-definition audio capability.

•

If you want to connect a high-definition front panel audio module to this connector, set

the

Front Panel Select

item in the BIOS setup to

[HD Audio]

. If you want to connect an

AC'97 front panel audio module to this connector, set the item to

[AC97]

. By default, this

connector is set to

[HD Audio]

. See section

2.4.4

Onboard Devices Configuration

for

details.

Section	Page
Notices	5
Safety information	6
About this guide	7
AT3N7A-I specifications summary	8
Product introduction	10
1.1 Before you proceed	10
1.2 Motherboard overview	11
1.2.1 Motherboard layout	11
1.2.2 Layout contents	11
1.3 Central Processing Unit (CPU)	12
1.4 System memory	12
1.4.1 Overview	12
1.4.2 Memory configurations	13
1.5 Expansion slot	16
1.5.1 Installing an expansion card	16
1.5.2 Configuring an expansion card	16
1.5.3 PCI slot	16
1.6 Jumpers	17
1.7 Connectors	17
1.7.1 Rear panel connectors	17
1.7.2 Internal connectors	20
1.8 Software support	25
1.8.1 Installing an operating system	25
1.8.2 Support DVD information	25
BIOS information	26
2.1 Managing and updating your BIOS	26
2.1.1 ASUS Update utility	26
2.1.2 ASUS EZ Flash 2	27
2.1.3 ASUS CrashFree BIOS	28
2.2 BIOS setup program	29
2.3 Main menu	29
2.3.1 System Time [xx:xx:xx]	30
2.3.2 System Date [Day xx/xx/xxxx]	30
2.3.3 SATA 1~3, ESATA	30
2.3.4 Storage Configuration	31
2.3.5 System Information	31
2.4 Advanced menu	31
2.4.1 CPU Configuration	32
2.4.2 JumperFree Configuration	32
2.4.3 Chipset	33
2.4.4 Onboard Devices Configuration	34
2.4.5 USB Configuration	34
2.4.6 PCI PnP	35
2.5 Power menu	35
2.5.1 Suspend Mode [Auto]	35
2.5.2 ACPI 2.0 Support [Disabled]	36
2.5.3 ACPI APIC Support [Enabled]	36
2.5.4 APM Configuration	36
2.5.5 Hardware Monitor	36
2.6 Boot menu	37
2.6.1 Boot Device Priority	37
2.6.2 Boot Settings Configuration	37
2.6.3 Security	38
2.7 Tools menu	39
2.7.1 ASUS EZ Flash 2	39
2.7.2 Express Gate [Auto]	40
2.7.3 AI NET 2	40

Asus AT3N7A-I User Manual - Page 23

CPU, power, and chassis fan connectors 3-pin CPU_FAN, 3-pin PWR_FAN, 3-pin, CHA_FAN, Front panel

Page 23 highlights