MSI K8n Neo4 F Manual

2-7 Hardware Setup
Memory
DIMM1~4
(from left to right) The mainboard provides 4 slots for 184-pin DDR SDRAM DIMM (Double In-Line Memory
Module) modules and supports the memory size up to 4GB. You can install DDR266/
333/400 modules on the DDR DIMM slots (DDR 1~4).
For the updated supporting memory modules, please visit http://www.msi.com.tw/
program/products/mainboard/mbd/pro_mbd_trp_list.php.
DIMM Module Combination
Install at least one DIMM module on the slots. Each DIMM slot supports up to a maximum...

2-8
 MS-7125 ATX Mainboard
MSI Reminds You...
- Dual-channel DDR works ONLY in the 3 combinations listed in
the table as below.
- Please select the identical memory modules to install on the dual
channel, and DO NOT install three memory modules on three
DIMMs, or it may cause some failure.
- Always insert the memory modules into the GREEN slots first, and
it is strongly recommended not to insert the memory modules into
the PURPLE slots while the GREEN slots are left empty.
- This mainboard DO NOT support...

2-9 Hardware Setup
Installing DDR Modules
1. The DDR DIMM has only one notch on the center of module. The module will only
fit in the right orientation.
2. Insert the DIMM memory module vertically into the DIMM slot. Then push it in until
the golden finger on the memory module is deeply inserted in the socket.
3. The plastic clip at each side of the DIMM slot will automatically close.
VoltNotch
MSI Reminds You...
You can barely see the golden finger if the module is properly in-
serted in the socket.
MSI...

2-10
 MS-7125 ATX Mainboard
Power Supply
The mainboard supports ATX power supply for the power system.  Before inserting
the power supply connector, always make sure that all components are installed
properly to ensure that no damage will be caused.
PIN SIGNAL
13 +3.3V
14 -12V
15 GND
16 PS-ON#
17 GND
18 GND
19 GND
20 Res
21 +5V
22 +5V
23 +5V
24 GNDPIN SIGNAL
 1 +3.3V
 2 +3.3V
 3 GND
 4 +5V
 5 GND
 6 +5V
 7 GND
 8 PWR OK
 9 5VSB
10 +12V
11 +12V
12 N C
 Pin Definition
ATX 24-Pin Power Connector: ATX1
This...

2-11 Hardware Setup
Important Notification about Power Issue
NForce chipset is very sensitive to ESD (Electrostatic Discharge), therefore this
issue mostly happens while the users intensively swap memory modules under S5
(power-off) states, and the power code is plugged while installing modules. Due to
several pins are very sensitive to ESD, so this kind of memory-replacement actions
might cause system chipset unable to boot. Please follow the following solution to
avoid this situation.
Unplug the AC...

2-12
 MS-7125 ATX Mainboard
The back panel provides the following connectors:
Back Panel
Mouse Connector (Green) / Keyboard Connector (Purple)
The mainboard provides a standard PS/2® mouse/keyboard mini DIN connector for
attaching a PS/2® mouse/keyboard. You can plug a PS/2® mouse/keyboard directly
into this connector. The connector location and pin assignments are as follows:
PS/2 Mouse / Keyboard
(6-pin Female)
213
45 6
PIN SIGNALDESCRIPTION
1 Mouse/Keyboard  DataMouse/Keyboard  data
2 N C No...

2-13 Hardware Setup
USB Connectors
The mainboard provides two OHCI (Open Host Controller Interface) Universal Serial
Bus roots for attaching USB devices such as keyboard, mouse or other USB-com-
patible devices. You can plug the USB device directly into the connector.
USB Ports
1     2     3     4
5     6     7     8PIN SIGNALDESCRIPTION
1 VCC +5V
2 -Data 0Negative Data Channel 0
3 +Data0Positive Data Channel 0
4 GND Ground
5 VCC +5V
6 -Data 1Negative Data Channel 1
7 +Data 1Positive Data Channel 1
8 GND...

2-14
 MS-7125 ATX Mainboard
LAN (RJ-45) Jack (Optional)
The mainboard provides 2 standard RJ-45 jacks for connection to single Local Area
Network (LAN). This Giga-bit LAN enables data to be transferred at 1000, 100 or
10Mbps. You can connect a network cable to either LAN jack.
Audio Port Connectors
The left 3 audio jacks are for 2-channel mode for stereo speaker output: Line Out is
a connector for Speakers or Headphones. Line In is used for external CD player,
Tape player, or other audio devices. Mic is...

2-15 Hardware Setup
Parallel Port Connector: LPT1
The mainboard provides a 25-pin female centronic connector as LPT.  A parallel port
is a standard printer port that supports Enhanced Parallel Port (EPP) and Extended
Capabilities Parallel Port (ECP) mode.
13 1
14
25
PIN SIGNALDESCRIPTION
1 STROBEStrobe
2 DATA0 Data0
3 DATA1 Data1
4 DATA2 Data2
5 DATA3 Data3
6 DATA4 Data4
7 DATA5 Data5
8 DATA6 Data6
9 DATA7 Data7
10 ACK#Acknowledge
11 BUSYBusy
12 PE Paper End
13 SELECT Select
14 AUTO FEED#Automatic Feed...

2-16
 MS-7125 ATX Mainboard
The mainboard provides connectors to connect to FDD, IDE HDD, case, LAN, USB
Ports, IR module and CPU/System FAN.
Floppy Disk Drive Connector: FDD1
The mainboard provides a standard floppy disk drive connector that supports 360K,
720K, 1.2M, 1.44M and 2.88M floppy disk types.
Connectors
FDD1
Fan Power Connectors: CPUFAN1 / SFAN1 / SFAN2 / NBFAN1
The CPUFAN1 (processor fan), SFAN1 (system fan 1), SFAN2 (system fan 2) and
NBFAN1 (NorthBridge Chipset fan) support system cooling...