MSI 845 Ultra C Manual

Chapter 1
1-4
845 Ultra-C (MS-6566 v1.X) ATX Mainboard
Mainboard Layout
SFAN1 CFAN1
JDB1AT X P o w e r 
Supply
IDE 1
IDE 2
Winbond
W83627HF-AW
CNR
USB
 ports
To p : mou se 
Bottom: keyboard
JCD1
JPW1
JBAT1
JAUX1
JMD1 Codec
JAUD1
To p  :
Game port
Bottom: 
Line-Out
Line-In
Mic
FDD1 AGP Slot
JIR1
JWR1JUSB1
JFP1 JFP2 JGS1
BATT
+ ICH 2
PCI Slot 6 PCI Slot 5 PCI Slot 4 PCI Slot 3 PCI Slot 2 PCI Slot 1
FWH
DIMM 2 

Getting Started
1-5
Quick Components Guide
ComponentFunction Reference
JW1 ATX 20-pin power connectorSee p. 2-7
JPW1 ATX 12V power connectorSee p. 2-7
JKBMS1Mouse connectorSee p. 2-8
JKBMS1Keyboard connectorSee p. 2-9
USB Connectors Connecting to USB devices See p. 2-9
COM A & COM BSerial port connector See p. 2-10
LPT1Parallel port connectorSee p. 2-11
FDD1 Floppy disk drive connectorSee p. 2-12
JIR1 IrDA infrared module connector See p. 2-12
IDE1~ IDE2Hard disk connectors See p. 2-13
JCD1 CD-in...

Chapter 1
1-6
MSI Special Features
Fuzzy Logic™ III
The Fuzzy Logic™ III utility allows users to overclock the CPU FSB
(Front Side Bus) frequency in the Windows environment. Select the CPU fre-
quency you prefer and click Go to apply the frequency or click Save allowing
the system to run at the specified frequency each time when the system is
powered on.
Features:
lDisplay Current System Status
- CPU Fan
- CPU Temp.
- Vcore
- Vio
- Memory Clock
- CPU Clock
- AGP Clock
- PCI Clock
lAdjust CPU FSB Frequency 

Getting Started
1-7
PC Alert™ III
The PC AlertTM III is a utility you can find in the CD-ROM disk. The utility
is  just like your PC doctor that can detect the following PC hardware status
during real time operation:
     * monitor CPU & system temperatures
     * monitor fan speed(s)
     * monitor system voltage
     * monitor chassis intrusion
Note: Items shown on PC Alert III vary depending on your system’s
status. If one of the items above is abnormal, the program
main screen will be immediately...

Chapter 1
1-8
D-Bracket™ (optional)
D-Bracket™ is an external USB bracket integrating four Diagnostic LEDs,
which use graphic signal display to help users understand their system. The
LEDs provide up to 16 combinations of signals to debug the system. The 4
LEDs can debug all problems that fail the system, such as VGA, RAM or other
failures. This special feature is very useful for the overclocking users. These
users can use the feature to detect if there are any problems or failures.
D-Bracket™
D-Bracket...

Getting Started
1-9
D-Bracket Description 
 Processor Initialization 
- This will show information regarding the processor (like 
brand name, system bus, etc…) 
 
 Testing RTC (Real Time Clock) 
  Initializing Video Interface 
- This will start detecting CPU clock, checking type of video 
onboard.    Then, detect and initialize the video adapter.
  
 BIOS Sign On 
- This will start showing information about logo, processor 
brand name, etc…. 
  Testing Base and Extended Memory 
- Testing base memory from...

Chapter 1
1-10
Live BIOS™/Live Driver™
The  Live BIOS™ & Live Driver™ is a tool used to detect
and update your BIOS and drivers online so that you don’t need
to search for the correct BIOS or drivers version through the
whole web site. To use the function, you need to install the
“MSI Live Update Series” application. After installation, the
“MSI Live Update Series” icon (as the right view) will appear on the screen.
Double click the “MSI Live Update Series” icon, and the following screen
will appear....

Hardware Setup
2-1
Chapter 2. Hardware Setup
TOPICS
Central Processing Unit: CPU 2-2
Memory 2-5
Power Supply 2-7
Back Panel 2-8
Connectors 2-12
Jumpers2-21
Slots 2-22
2Hardware Setup
This chapter provides you with the information about hardware setup
procedures. While doing the installation, be careful in holding the components
and follow the installation procedures. For some components, if you install in
the wrong orientation, the components will not work properly.
Use a grounded wrist strap before...

Chapter 2
2-2
Central Processing Unit: CPU
The mainboard supports Intel® Pentium® 4 processor in the 478 pin
package. The mainboard uses a CPU socket called PGA478 for easy CPU
installation. When you are installing the CPU, make sure the CPU has a heat
sink and a cooling fan attached on the top to prevent overheating.  If you do not
find the heat sink and cooling fan, contact your dealer to purchase and install
them before turning on the computer.
1. Pull the lever sideways away
from the socket. Then,...

Hardware Setup
2-3
Installing the CPU Fan
As processor technology pushes to faster speeds and higher performance,
thermal management becomes increasingly important. To dissipate heat, you
need to attach the CPU cooling fan and heatsink on top of the CPU. Follow the
instructions below to install the Heatsink/Fan:
2.Position the heatsink onto the re-
tention mechanism. 1.Locate the CPU and its retention
mechanism on the motherboard.
3.Mount the fan on top of the
heatsink.  Press down the fan until
its four...