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http://www.gigabyte.com.tw

GA-K8NF9 Ultra ................................................................................ 6
................................................................................................. 7
................................................................................................... 9
1-1 ..................................................................................... 9
1-2
1-3
1-3-1 ............................................................................................ 12
1-3-2 ................................................................................................. 13
1-4 ....................................................................................... 14
1-5
1-6
1-7
..................................................................................................... 10
.................................................................. 12
................................................................................................. 16
................................................................................... 17
....................................................................................... 18
BIOS ....................................................................................... 27
(BIOS F1a) .................................................................. 28
2-1 Standard CMOS Features (
2-2 Advanced BIOS Features (
2-3 Integrated Peripherals (
2-4 Power Management Setup ( ) ............................................... 38
2-5 PnP/PCI Configurations (
2-6 PC Health Status (
2-7 Frequency/Voltage Control (
2-8 Top Performance ( ) ....................................................................... 46
2-9 Load Optimized Defaults (
2-10 Set Supervisor/User Password (
2-11 Save & Exit Setup (
2-12 Exit Without Saving ( SETUP ) .......................... 48
CMOS ) ........................................... 30
BIOS ) ..................................... 32
) ....................................................... 34
PCI ) ............................. 40
) ............................................................. 41
/ ) ............................................ 44
Optimized ) ...................................... 46
/ ) ................... 47
SETUP ) ................................ 48
- 4 -

....................................................................................... 49
3-1 ............................................................................... 49
3-2
............................................................................................ 50
3-3 ..................................................................................................... 50
3-4
3-5
..................................................................................................... 51
................................................................................................. 51
.......................................................................................................... 53
4-1 ............................................................................................ 53
4-1-1 EasyTune 5 ............................................................................................... 53
4-1-2 Xpress Recovery .................................................................................... 54
4-1-3 BIOS ....................................................................................... 57
4-1-4 Serial ATA RAID BIOS ................................................ 68
4-1-5 2 / 4 / 6 / 8 ....................................................................................... 73
4-2 ..................................................................................................... 77
- 5 -

PCI-ECLK
(100MHz)
PCI Express x 16
AMD K8
Socket 939
CPU
Hyper Transport Bus
CPUCLK+/-(200MHz)
DDR 400/333/266/200MHz DIMM
Dual Channel Memory
2 PCI Express x 1 Ports
PCI-ECLK
(100MHz)
PCI Express x 1 Bus
PCI Bus
SNO82AA2
SNO81BA3
3PCI
PCICLK
(33MHz)
LAN
RJ45
VITESSE
8201
3 IEEE1394b
Surround Speaker Out
nVIDIA
nForce4
Ultra
CODEC
MIC
Line-In
Line-Out
SPDIF In
SPDIF Out
Side Speaker Out
®
10 USB
LPC BUS
Ports
BIOS
4 SATA 3Gb/s
ATA33/66/100/133
IDE Channels
IT8712
24MHz
33MHz
IR_CIR
Floppy
LPT Port
COM Port
PS/2 KB/Mouse
Center/Subwoofer Speaker Out
- 7 -

1-2
AMD SempronTM / AlthlonTM 64 / AlthlonTM 64 FX /
AlthlonTM 64 X2 Dual-Core Socket 939
2000MHz
3000+ CPU
nVIDIA® nForce4 Ultra
4 DDR DIMM 4GB
DDR 400/333/266/200 DIMM
1 PCI Express x 16
2 PCI Express x 1
3 PCI
IDE 2 IDE (UDMA 33/ATA 66/ATA 100/ATA 133) 4 IDE
1 2
SATA 4 SATA 3Gb/s nVIDIA® nForce4 Ultra (S_ATA0_SB,
S_ATA1_SB, S_ATA2_SB, S_ATA3_SB)
Win 2000/XP
1 Normal/EPP/ECP
1 (COMA)
10 USB 2.0/1.1 ( x 4 x 6- )
3 IEEE1394b ( )
1
1 /
1 PS/2
1 PS/2
VITESSE 8201 phy (10/100/1000 Mbit)
1 RJ 45
Win 2000/XP
ALC850 CODEC
2 / 4 / 6 / 8
( )
/
SPDIF / SPDIF
CD
Win 2000/XP
( )
( ) PC 4GB 4GB
4GB
GA-K8NF9 Ultra - 10 -

I/O IT8712
CPU
CPU/ /
CPU
CPU
CPU
SATA RAID nForce4 Ultra (S_ATA0_SB, S_ATA1_SB, S_ATA2_SB, S_ATA3_SB)
- striping (RAID 0) mirroring (RAID 1)
striping + mirroring (RAID 0+1)
- 300MB
-
- 4 SATA
Win 2000/XP
BIOS AWARD BIOS
BIOS/Q-Flash
@BIOS
EasyTune
( )
BIOS (CPU/ DDR/ HT-Link/ Core Power)
ATX 30.5 x 24.4
( ) EasyTune
- 11 -

Dual Channel DDR ( )
GA-K8NF9 Ultra (Dual Channel DDR Technology)
Memory Bus
CPU
1. DDR
2. DDR (
) DDR
3. DDR (
)
Dual Channel Technology (SS DS )
DDR 1 DDR 2 DDR 3 DDR 4
2
4
(SS DS )
1
2
3
DS/SS DS/SS X X
X X DS/SS DS/SS
DS/SS DS/SS DS/SS DS/SS
2 DDR DDR1 DDR2
DDR 1 DDR 2 DDR 3 DDR 4
X DS/SS X X
X X X DS/SS
X DS/SS DS/SS X
DS/SS X X DS/SS
X DS/SS X DS/SS
DS/SS DS/SS DS/SS X
X DS/SS DS/SS DS/SS
DS/SS X DS/SS DS/SS
DS/SS DS/SS X DS/SS
- 15 -

1-6
PS/2 PS/2
PS/2 ( )
( )
SPDIF_I (SPDIF )
SPDIF
(SPDIF Out)
SPDIF_O (SPDIF )
PDIF AC-3 AC-3
(SPDIF In)
A
Gigabit Ethernet 10/100/1000Mbps
(USB)
USB / USB USB USB
USB
( )
/
/
- 17 -
USB

1-7
2-/4-/6-/8-
12
13
1) ATX_12V
2) ATX ( )
3) CPU_FAN
4) SYS_FAN
5) PWR_FAN
6) FDD
7) IDE1 / IDE2
8) S_ATA0/1/2/3_SB
9) PWR_LED
13
7
5
2
6
10
17
8
9
11
4
16
15
14
10) BATTERY
11) F_PANEL
12) F_AUDIO
13) CD_IN
14) F_USB1 / F_USB2 / F_USB3
15) F1_1394 / F2_1394
16) IR_CIR
17) CLR_CMOS
GA-K8NF9 Ultra - 18 -

1/2) ATX_12V / ATX (2x2 pin ATX_12V / 2x12 pin ATX)
ATX_12V CPU ATX_12V
)
ATX 24 ATX
20
( 300
1
2
12
113
3
4
24
1
2
3 +12V
4 +12V
1 3.3V
2 3.3V
3
4 +5V
5
6 +5V
7
8
9 5V SB (stand by +5V)
10 +12V
11 +12V(
12 3.3V(
13 3.3V
14 -12V
15
16 PS_ON(soft On/Off)
17
18
19
20 -5V
21 +5V
22 +5V
23 +5V(
24
24
24
24
( 24
)
)
)
)
- 19 -

3/4/5) CPU_FAN / SYS_FAN / PWR_FAN ( )
+12V 3-pin
(GND)
CPU
+12V
6) FDD ( )
1
CPU_FAN
PWR_FAN
SYS_FAN
1
1
1
2 +12V
3
360KB 720KB 1.2MB 1.44MB 2.88MB
34
33
GA-K8NF9 Ultra - 20 -
2
1

7) IDE1 / IDE2 (IDE )
IDE IDE IDE IDE
IDE ( ) IDE
Master Slave ( IDE )
40
2
IDE2 IDE1
8) S_ATA0/1/2/3_SB (SATA 3Gb/s nForce4 Ultra )
SATA 3Gb/s 300MB SATA
150MB BIOS
1
7
1
2 TXP
3 TXN
4
5RXN
6 RXP
7
39
1
- 21 -

9) PWR_LED
PWR_LED ON OFF Power LED Suspend
1 MPD+
2 MPD-
3 MPD-
1
10) BATTERY ( )
1.
2.
3.
4.
GA-K8NF9 Ultra - 22 -
CMOS ...
(
)

11) F_PANEL ( )
Speaker Connector
Power Switch
Message LED/
SPEAK (Speaker Connector) Pin 1: VCC(+) +5v
( ) Pin 2- Pin 3: NC
Pin 4: Data(-)
PW (Power Switch) Open: Normal Operation
( ) Close: Power On/Off /
MSG (Message LED/Power/Sleep LED) Pin 1: LED anode(+)
( ) Pin 2: LED cathode(-)
RES (Reset Switch) Open: Normal Operation
( ) Close: Reset Hardware System
HD (IDE Hard Disk Active LED) Pin 1: LED anode(+)
( ) Pin 2: LED cathode(-)
NC ( )
Power/
Sleep LED
SPEAK-
SPEAK+
PW+
MSG+
PW-
MSG-
19
20
NC
RES+
HD-
Reset Switch
IDE Hard Disk
Active LED
RES-
HD+
12
- 23 -

12) F_AUDIO ( )
Pin5-6 Pin9-10 Jumper
13) CD_IN ( )
CD-ROM DVD-ROM CD
1 MIC
910
12
2
3 MIC_BIAS
4
5 Front Audio(R)
6 Rear Audio(R)/Return R
7
8
9 Front Audio(L)
10 Rear Audio(L)/Return L
GA-K8NF9 Ultra - 24 -
1
1
2
3
4

14) F_ USB1 / F_USB2 / F_USB3 ( )
USB
USB
15) F1_1394 / F2_1394 ( IEEE1394 )
1394 IEEE1394 (Insitute of Electrical
Eletronics Engineers)
IEEE1394
F1_1394
2
10
1
9
2
1
1 TPA0+
2 TPA03
4
5 TPB0+
6 TPB07
8
9
10
10
9
1
2
3 USB DX-
4 USB Dy-
5 USB DX+
6 USB Dy+
7
8
9
10
IEEE1394
2
F2_1394
1
1
2
3 TPA1+
4 TPA15
6
7 TPB1+
8 TPB19
10
11 TPA2+
12 TPA213
14
15 TPB2+
16 TPB2-
16
15
- 25 -

BIOS
BIOS(Basic Input and Output System) CMOS SETUP
CMOS SETUP CMOS SRAM
CMOS SRAM
BIOS POST (Power-On Self Test ) <Del>
BIOS CMOS SETUP BIOS BIOS "Ctrl
+ F1"
BIOS
TM
@BIOS
Q-Flash
TM
BIOS
TM
@BIOS
BIOS
< >
<Enter>
<Esc> SETUP
<Page Up>
<Page Down>
<F1>
<F2>
<F5> ( )
<F7> Optimized ( )
<F8> DualBIOS/Q-Flash
<F9>
<F10> CMOS SETUP
BIOS BIOS Q-Flash
BIOS
BIOS
TM
SETUP SETUP
<F1>
BIOS CMOS SETUP <Esc>
BIOS- 27 -