This equipment has been tested and found to comply with the limits of a Class
B digi ta l dev i ce, pu r suan t to Part 15 of t he FCC Rul e s. Th e se lim it s ar e de sig ned
to provide reasonable protection against harmful interference in a residential
install ation. This equipment generates, uses and can radiate radio frequency
en ergy a nd, if not install ed and used in accordance w ith the instructions, may
cause harm ful interf erence to rad i o com munications. There is n o guarantee
that interference will not occur in a particular ins tallation.
The vendor makes no representations or warranties with respec t to the
con te nt s h ere an d sp ec iall y di sc la im s an y im pl ied w arrant ie s of mer ch an tab il it y
or fitness for any purpose. F urther t he vendor reserves the right to revise this
publicati on and to make changes to the contents here w ithout obligation to
notify any party beforehand .
Duplication of this publication, in part or in whole, is not allowed without first
obt aining the vendor’s approval in writing.
The con te nt of thi s u ser’s manu al i s subj e ct to be chan ge d w ith ou t noti ce an d
we will not be responsible for an y mistakes found in this user’ s manu a l. All the
brand and prod uct names are trademarks of the ir re spe ctive companies.
This motherboard i s equipped with 5 standard PCI slots. PCI stands
for Peripheral Component Interconnect, and it is a bus standard for
expansi on cards. These PCI slots are designated as 32 bits.
PCI1
PCI2
PCI3
PCI4
PCI5
AGP1: Accelerated Graphics Port Slot
Your monitor will attach directly to that video card. This
motherboard supports video cards for PCI slots, but it is also
equipped with an Accelerated Graphics Port (AGP). An AGP card
wil l take adva ntage o f A GP tec h no l ogy for i mpr ov ed vi de o effic iency
and performance, especi all y with 3D graphics.
11
NF325-A9
CHAPTER 3: HEADERS & JUMPERS SETUP
3.1 HOW TO SETUP JUMPE RS
The illustration shows how to set up jum pers. When the jumper cap is
placed on pins, the jumper is “close”, if not, that means the j umper i s
“open”.
Pin opened Pin closed Pin1-2 closed
3.2 DETAIL SETTINGS
JUSB_KBMSV1:
Po wer So urce H ea der for P S/ 2 K ey bo a rd, PS/2 Mo u se and U S B po rts
Pin 1-2 Clo se:
+5V f or PS/2 k ey board, PS/2 mouse and USB ports at J1394_USB1 and
JUSBLAN1.
Pin 2-3 Clo se:
PS/2 keyboard, PS/2 mouse and USB ports at J1394_USB1 and USBLAN1
are powered by +5V standby voltage.
13
Note:
In order to support thi s function “Power-on s yste m via ke yboard, mouse and
USB dev ice”, “JUSB_KBMSV1” jumper cap s hould be plac ed on Pin 2-3.
12
Pin 1-2 close
Pin 2-3 close
13
13
NF325-A9
JUSBV 3 : Po w er So u rce Hea ders fo r U SB Po rts
1
3
Pin 1- 2 Close
+ 5V for U SB por ts at f r ont
panel (JUSB1/JU SB2).
1
3
1
Note:
In order to support thi s function “Power-On s yste m via USB device,” JUSBV3”
jumper c ap should be plac ed on Pin 2-3 individually.
JUSB1/ JUSB 2: Front USB Headers
This mot herboard provides 2 USB 2.0 headers, which allows user to connect
additional U SB cable on t he PC front panel, and also c an be connect ed with
internal U SB devices, like USB card reader.
JUSB1JUSB2
2
10
1
9
3
Pin 2- 3 close
USB ports at front panel
(JUSB1/JUS B2) are
powered by +5V standby
voltage.
Pin Assignment
1 +5V (fused)
2 +5V (fused)
3 USB4 USB5 USB+
6 USB+
7 Ground
8 Ground
9 Key
10 NC
13
NF325-A9
JAT XPWR1 : AT X Power Con necto r
This connector allows user to connec t 20-pin power c onnector on t he ATX
power supply.
Pin Assignment
1 +3.3V
2 +3.3V
3 Ground
4 +5V
5 Ground
1020
1
11
6 +5V
7 Ground
8 PW_OK
9 Standby Volt age
+5V
10 +12V
11 + 3. 3V
12 -12V
13 Ground
14 PS_ON
15 Ground
16 Ground
17 Ground
18 -5V
19 +5V
20 +5V
JAT XPWR2 : AT X Power Con necto r
By c onnecting this connector, it will prov ide +12V to CPU power circ uit.
14
1324
Pin
1 +12V
2 +12v
3 Ground
4 Ground
Assignment
NF325-A9
JS AT A1/ J S AT A2 : S erial ATA Co nnectors
The motherboard has a PCI t o SATA C ont roller with 2 channels SATA int erf ace,
it satisfies the SATA 1.0 spec and with transfer rate of 1.5Gb/s.
Pin
Assignment
1 Ground
JSATA2 JSA TA1
714
JSPDIF_OUT1: Digital Audio-out Con n ector
This connector allows user to connec t the PCI bracket SPDIF output header.
1
2 TX+
3 TX-
4 Ground
5 RX-
6 RX+
7 Ground
Pin
1 +5v
2 SPDIF_OUT
3 Ground
Assignment
3
JSPDIF_IN1 (optional): Digital Audi o-in Connector
This connector allows user to connec t the PCI bracket SPDIF input header.
15
Pin
1 +5v
1
3
2 SPDIF_IN
3 Ground
Assignment
NF325-A9
JAUDIO 1 : Fron t Panel Aud i o Head er
This header allows user to c onnect the front audio out put c able with the PC
front panel. It will disable the output on back panel audio c onnectors.
Pin Assignment
1 Mic in/cent er&bass
2 Ground
3 Reserved
4 Audio power
5 Right line out/Speaker
out Right
6 Right line out/Speaker
out Right
7 Reserved
13
14
8 Key
9 Left line out/Speaker
out Left
10 Left line out/Speaker
1
2
JCI1: Chassis Open Heade r
This connector allows system to monit or PC cas e open stat us. If the signal has
been triggered, it will record to t he CMOS and s how t he message on next
boot-up.
out Left
11 Righ t line in/Rear
speaker Right
12 Right line in/Rear
speaker Right
13 Left line in/Rear
speaker Left
14 Left line in/Rear
speaker Left
Pin
1 Case open si gna l
2 Ground
Assignment
16
12
NF325-A9
J1394A1 (optional): Header f or 1394 Firewire Port at Front Panel
Pin Assignment
1 A+
2 A-
3 Ground
4 Ground
5 B+
6 B-
7 +12V
2
10
1
J1394V1 (optional): Power Source fo r 1394 Firewire Port
This header allows user to connect the digital image device, like DV, D8, or V8,
etc.
8 +12V
9 Key
10 Ground
9
13
Pin 1- 2 Close
+3.3V for 1394 chipset.
(Default)
3
1
Pin 2- 3 close
1
3
+3.3V SB for 1394 chipset.
17
NF325-A9
3
JCMOS1 : C l ea r CMOS H ea der
By plac ing the jumper on pin2-3, it allows user to restore t he BIOS saf e sett ing
and the CMOS dat a, please carefully f ollow the procedures to av oid damaging
the m otherboard.
1
13
13
Pin 1-2 Close:
Normal Operation (default).
Pin 2-3 Close:
Clear CMOS data.
※ Clear CMOS Procedures:
1. Remove AC power line.
2. Set the jumper to “Pin 2-3 close”.
3. Wait for f i ve secon ds.
4. Set the jumper to “Pin 1-2 close”.
5. Power on the AC.
6. Reset your desi red password or clear the CMOS data.
JCDIN1 : CD-ROM Au di o-i n Con n ector
This connector allows user t o connect the audio sourc e from the variety devices,
like CD-R OM, DVD-ROM, PC I sound card, PCI TV turner card etc..
18
Pin
1 Left channel
1
4
2 Ground
3 Ground
4 Right channel
Assignment
input l
input
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