MSI K7t266 Pro2u Manual

2-4
MS-6593 ATX Mainboard
MSI Reminds You...
Replacing CPU
While replacing the CPU, always turn off the ATX power sup-
ply or unplug the power supply’s power cord from grounded
outlet first to ensure the safety of CPU.
Overclocking
This motherboard is designed to support overclocking.
However, please make sure your components are able to toler-
ate such abnormal setting, while doing overclocking.  Any at-
tempt to operate beyond product specifications is not
recommended.  We do not guarantee the damages...

2-5
Hardware Setup
The mainboard provides 2 slots for 184-pin DDR SDRAM DIMM
(Double In-Line Memory Module) modules and supports the memory size up
to 2GB. You can install PC2100/DDR266 or PC1600/DDR200 modules on
the DDR DIMM slots (DDR 1~2).
Memory
DDR DIMM Slots
(DDR 1~2)
Installing DDR Modules
1.The DDR DIMM has only one notch on the center of module. The mod-
ule 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...

2-6
MS-6593 ATX Mainboard
Power Supply
The mainboard supports ATX power supply for the power system.  Be-
fore inserting the power supply connector, always make sure that all compo-
nents are installed properly to ensure that no damage will be caused.
ATX 20-Pin Power Connector: JWR1
This connector allows you to connect to an ATX power supply.  To
connect to the ATX power supply, make sure the plug of the power supply is
inserted in the proper orientation and the pins are aligned.  Then push down
the...

2-7
Hardware Setup
Back Panel
Mouse
Keyboard
USBParallel
COM A COM B
L-out L-in MICMidi/Joystick LAN
(Optional)
Mouse Connector
Pin1
Mouse DATA Pin2 NCPin3 GND Pin4 VCCPin5
Mouse Clock Pin6 NC
Keyboard Connector
Pin1
KBD  DATA Pin2 NCPin3 GND Pin4 VCCPin5
KBD  Clock Pin6 NC
USB Ports
1     2     3     4
PIN   SIGNAL
  1     VCC
  2    -Data
  3    +Data
  4     GND
Line Out Line InMIC
RJ-45 LAN Jack Audio Ports Midi/Joystick
PIN   SIGNAL PIN SIGNAL
  1    TDP   5 NC
  2    TDN   6 RDN
  3    RDP   7 NC...

2-8
MS-6593 ATX Mainboard
IDE1 (Primary IDE Connector)
The first hard drive should always be connected to IDE1. IDE1 can
connect a Master and a Slave drive. You must configure second hard
drive to Slave mode by setting the jumper accordingly.
IDE2 (Secondary IDE Connector)
IDE2 can also connect a Master and a Slave drive.
The mainboard provides connectors to connect to FDD, IDE HDD, case,
modem, LAN, USB Ports, IR module and CPU/System/Power Supply FAN.
Floppy Disk Drive Connector: FDD1
The mainboard...

2-9
Hardware Setup
Fan Power Connectors: CFAN1/SFAN1
The CFAN1 (processor fan) and SFAN1 (system fan) support system
cooling fan with +12V.
Chassis Intrusion Switch Connector: J3
This connector is connected to a 2-pin chassis switch. If the chassis is
open, the switch will be short. The system will record this status and show a
warning message on the screen. To clear the warning, you must enter the
BIOS utility and clear the record.
CD-In Connector: J10
The connector is for CD-ROM audio connector.
MSI...

2-10
MS-6593 ATX Mainboard
Front Panel Connectors: JFP1 & JFP2
The mainboard provides two front panel connectors for electrical con-
nection to the front panel switches and LEDs. JFP1 is compliant with Intel®
Front Panel I/O Connectivity Design Guide.
12
9 10JFP1
HDD
LEDReset
Switch Power
LEDPower
Switch
Power
LED Speaker
1 2
7 8
JFP2
PIN SIGNAL DESCRIPTION
1 HD_LED_P Hard disk LED pull-up
2 FP PWR/SLP MSG LED pull-up
3 HD_LED_N Hard disk active LED
4 FP PWR/SLP MSG LED pull-up
5 RST_SW_N Reset Switch...

2-11
Hardware Setup
Front Panel Audio Connector: JAUD1
The JAUD1 front panel audio connector allows you to connect to the
front panel audio and is compliant with Intel® Front Panel I/O Connectivity
Design Guide.
JAUD11 2
9 10
PIN SIGNAL DESCRIPTION
1 AUD_MIC Front panel microphone input signal
2 AUD_GND Ground used by analog audio circuits
3 AUD_MIC_BIASMicrophone power
4 AUD_VCCFiltered +5V used by analog audio circuits
5 AUD_FPOUT_R Right channel audio signal to front panel
6 AUD_RET_R Right channel...

2-12
MS-6593 ATX Mainboard
Front USB Connectors: JUSB2/JUSB3
The mainboard provides two USB 2.0 pin headers JUSB2 & JUSB3
(optional USB 2.0 bracket available) that are compliant with Intel® I/O Con-
nectivity Design Guide. USB 2.0 technology increases data transfer rate up to
a maximum throughput of  480Mbps, which is 40 times faster than USB 1.1,
and is ideal for connecting high-speed USB interface peripherals such as USB
HDD, digital cameras, MP3 players, printers, modems and the like.
PIN SIGNAL PIN...

2-13
Hardware Setup
D-Bracket™ 2
(Optional)Connected to JLED
D-Bracket™ 2 Connector: JLED
The mainboard comes with a JLED connector for you to connect to D-
Bracket™ 2. D-Bracket™ 2 is a USB Bracket that supports both USB1.1 & 2.
0 spec. It integrates four LEDs and allows users to identify system problem
through 16 various combinations of LED signals. For definitions of 16 signal
combinations, please refer to D-Bracket™  2 (Optional) in Chapter 1.
Pin Signal
1 DBG1 (high for green color)
2 DBR1 (high for...