MSI 945p Neo2 H Manual

2-6 MS-7176 ATX MainboardMSI Reminds You...
1.Check the information in PC Health Status of H/W Monitor in BIOS
(Chapter 3) for the CPU temperature.
2. Whenever CPU is not installed, always protect your CPU socket pin
with the plastic cap covered (shown in Figure 1) to avoid damaging.
3. Please note that the mating/unmating durability of the CPU is 20 cycles.
Therefore we suggest you do not plug/unplug the CPU too often.12.  Press down the load lever lightly
onto the load plate, and then secure
the lever...

2-7
Hardware Setup Memory
The mainboard provides 4 slots for 240-pin DDR2 DIMM, which supports the
memory size up to 4GB. Since DDR2 modules are not interchangeable with DDR1 and the DDR2 stand-
ard is not backward compatible, you should always install DDR2 memory module in
the DDR2 slot (DIMM1~DIMM4). Otherwise, you are not able to boot up your system
and your mainboard might be damaged. For the updated supporting memory modules, please visit  http://www.msi ....

2-8 MS-7176 ATX Mainboard
Installing DDR2 Modules
1.The DDR2 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.VoltNotchMSI Reminds You...
You can barely see the golden finger if the module is properly in-
serted in the socket....

2-9
Hardware Setup 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.
PINSIGNAL
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 GND PIN
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 +3.3V Pin Definition
ATX 24-Pin Power Connector: ATX1
This...

2-10 MS-7176 ATX MainboardThe back panel provides the following connectors:Back PanelMouse/Keyboard Connector
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 6PINSIGNALDESCRIPTION
1Mouse/Keyboard  DataMouse/Keyboard  data
2NCNo connection
3GNDGround
4VCC+5V
5Mouse/Keyboard...

2-11 Hardware SetupSerial Port Connector: COM Port
The mainboard offers one 9-pin male DIN connector COM Port. It’s a 16550A
high speed communication port that send/receive/ 16 bytes FIFOs. You can attach a
serial mouse or other serial device directly to it.
PINSIGNALDESCRIPTION
1DCDData Carry Detect
2SINSerial In or Receive Data
3SOUTSerial Out or Transmit Data
4DTRData Terminal Ready)
5GNDGround
6DSRData Set Ready
7RTSRequest To Send
8CTSClear To Send
9RIRing IndicatePin Definition
     9-Pin Male DIN...

2-12  
MS-7176 ATX Mainboard LAN (RJ-45) Jack
The mainboard provides 1 standard RJ-45 jack for connection to single Local
Area Network (LAN). This LAN enables data to be transferred at 1000Mbps, 100Mbps
or 10Mbps. You can connect a network cable to it.
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 a connector for...

2-13 Hardware SetupParallel 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 Ex-
tended Capabilities Parallel Port (ECP) mode.131
14
25
PINSIGNALDESCRIPTION
1STROBEStrobe
2DATA0Data0
3DATA1Data1
4DATA2Data2
5DATA3Data3
6DATA4Data4
7DATA5Data5
8DATA6Data6
9DATA7Data7
10ACK#Acknowledge
11BUSYBusy
12PEPaper End
13SELECTSelect
14AUTO FEED#Automatic Feed
15ERR#Error...

2-14  
MS-7176 ATX Mainboard The mainboard provides connectors to connect to FDD, IDE HDD, case, LAN,
and USB Ports.
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/SYSFAN1/PWRFAN1
The CPUFAN1 (processor fan), SYSFAN1 and PWRFAN1 support system cool-
ing fan with +12V. It supports four/three-pin head connector. When connecting the
wire to the...

2-15
Hardware Setup Hard Disk Connector: IDE1
The mainboard has 32-bit Ultra DMA 66/100 IDE controllers integrated in  the
chips Intel ICH7/ICH7R, which supports PIO & Bus Master operation modes and it can
connect up to two Ultra ATA drives.
IDE1 can connect a Master and a Slave drive. You must configure second hard drive
to Slave mode by setting the jumper accordingly. MSI Reminds You...
If you install two hard disks on cable, you must configure the second
drive to Slave mode by setting its jumper....