[. . . ] P5G41T-M LX2 Series
· P5G41T-MLX2 · P5G41T-MLX2/GB · P5G41T-MLX2/GB/LPT
Motherboard
E5226 SecondEditionV2 November2009
Copyright © 2009 ASUSTeK Computer Inc. Nopartofthismanual, includingtheproductsandsoftwaredescribedinit, maybereproduced, transmitted, transcribed, storedinaretrievalsystem, ortranslatedintoanylanguageinanyformorbyany means, exceptdocumentationkeptbythepurchaserforbackuppurposes, withouttheexpresswritten permissionofASUSTeKComputerInc. ("ASUS"). Product warranty or service will not be extended if: (1) the product is repaired, modified or altered, unless such repair, modification of alteration is authorized in writing by ASUS; or (2) the serial number of the productisdefacedormissing. ASUSPROVIDESTHISMANUAL"ASIS"WITHOUTWARRANTYOFANYKIND, EITHEREXPRESS ORIMPLIED, INCLUDINGBUTNOTLIMITEDTOTHEIMPLIEDWARRANTIESORCONDITIONSOF MERCHANTABILITYORFITNESSFORAPARTICULARPURPOSE. INNOEVENTSHALLASUS, ITS DIRECTORS, OFFICERS, EMPLOYEESORAGENTSBELIABLEFORANYINDIRECT, SPECIAL, INCIDENTAL, ORCONSEQUENTIALDAMAGES(INCLUDINGDAMAGESFORLOSSOFPROFITS, LOSSOFBUSINESS, LOSSOFUSEORDATA, INTERRUPTIONOFBUSINESSANDTHELIKE), EVENIFASUSHASBEENADVISEDOFTHEPOSSIBILITYOFSUCHDAMAGESARISINGFROMANY DEFECTORERRORINTHISMANUALORPRODUCT. [. . . ] 11.
1. 7. 2
1.
ATX power connectors (24-pin EATXPWR, 4-pin ATX12V)
Internal connectors
TheseconnectorsareforATXpowersupplyplugs. Thepowersupplyplugsare designed to fit these connectors in only one orientation. Find the proper orientation and push down firmly until the connectors completely fit.
ATX12V
+12V DC +12V DC
EATXPWR
+3 Volts +12 Volts +12 Volts +5V Standby Power OK GND +5 Volts GND +5 Volts GND +3 Volts +3 Volts
PIN 1
PIN 1
P5G41T-M LX2/GB/LPT
GND +5 Volts +5 Volts +5 Volts -5 Volts GND GND GND PSON# GND -12 Volts +3 Volts
P5G41T-M LX2/GB/LPT ATX power connectors
· For a fully configured system, we recommend that you use a power supply unit (PSU) that complies with ATX 12V Specification 2. 0 or later version and provides a minimum powerof400W. · DONOTforgettoconnectthe4-pinATX12Vpowerplug. Otherwise, thesystemwillnot boot. · We recommend that you use a PSU with a higher power output when configuring a systemwithmorepower-consumingdevicesorwhenyouintendtoinstalladditional devices. Thesystemmaybecomeunstableormaynotbootupifthepoweris inadequate. · Ifyouareuncertainabouttheminimumpowersupplyrequirementforyoursystem, refertotheRecommendedPowerSupplyWattageCalculatorathttp://support. asus. com/PowerSupplyCalculator/PSCalculator. aspx?SLanguage=en-usfordetails.
Chapter1:Productintroduction
GND GND
1-10
2.
CPU and Chassis fan connectors (4-pin CPU_FAN, 3-pin CHA_FAN) Connectthefancablestothefanconnectorsonthemotherboard, ensuringthatthe blackwireofeachcablematchesthegroundpinoftheconnector.
DO NOT forget to connect the fan cables to the fan connectors. Insufficient air flow inside thesystemmaydamagethemotherboardcomponents. Thesearenotjumpers!Donot placejumpercapsonthefanconnectors!Onlythe4-pinCPUfansupportstheASUSQ-Fanfeature.
CHA_FAN
Rotation +12V GND
CPU_FAN
P5G41T-M LX2/GB/LPT
CPU FAN PWM CPU FAN IN CPU FAN PWR GND
P5G41T-M LX2/GB/LPT fan connectors
3. Serial ATA connectors (7-pin SATA1-4) TheseconnectorsarefortheSerialATAsignalcablesforSerialATA3Gb/sharddisk drivesandopticaldiskdrives. TheSerialATA3Gb/sisbackwardcompatiblewiththe Serial ATA 1. 5Gb/s specification. The data transfer rate of the Serial ATA 3Gb/s is faster thanthestandardparallelATA(133MB/s).
GND RSATA_RXN4 RSATA_RXP4 GND RSATA_TXN4 RSATA_TXP4 GND
SATA4
GND RSATA_RXN3 RSATA_RXP3 GND RSATA_TXN3 RSATA_TXP3 GND
SATA3
GND RSATA_RXN2 RSATA_RXP2 GND RSATA_TXN2 RSATA_TXP2 GND
SATA2
P5G41T-M LX2/GB/LPT
SATA1
P5G41T-M LX2/GB/LPT SATA connectors
1-11
GND RSATA_RXN1 RSATA_RXP1 GND RSATA_TXN1 RSATA_TXP1 GND
ASUSP5G41T-MLX2Series
4.
IDE connector (40-1 pin PRI_IDE) TheonboardIDEconnectorisfortheUltraDMA100/66signalcable. Therearethree connectorsoneachUltraDMA100/66signalcable:blue, black, andgray. Connectthe blue connector to the motherboard's IDE connector, then select one of the following modes to configure your device.
PIN1
PRI_IDE
P5G41T-M LX2/GB/LPT
P5G41T-M LX2/GB/LPT IDE connector
Drive jumper setting Singledevice Cable-SelectorMaster Cable-Select Twodevices Master Slave -
NOTE:Orient the red markings on the IDE ribbon cable to PIN 1.
Mode of device(s) Master Slave Master Slave
Cable connector Black Black Gray Blackorgray
· Pin20ontheIDEconnectorisremovedtomatchthecoveredholeontheUltraDMA cableconnector. ThispreventsincorrectinsertionwhenyouconnecttheIDEcable. Ifanydevicejumperissetas"Cable-Select, "ensurethatallotherdevicejumpershavethe samesetting.
5.
Optical drive audio connector (4-pin CD) Theseconnectorsallowyoutoreceivestereoaudioinputfromsoundsourcessuchas aCD-ROM, TVtuner, orMPEGcard.
CD
P5G41T-M LX2/GB/LPT
P5G41T-M LX2/GB/LPT Internal audio connector
Chapter1:Productintroduction
Right Audio Channel GND GND Left Audio Channel
1-12
6.
USB connectors (10-1 pin USB56, USB78) TheseconnectorsareforUSB2. 0ports. ConnecttheUSBmodulecabletoanyof theseconnectors, theninstallthemoduletoaslotopeningatthebackofthesystem chassis. These USB connectors comply with USB 2. 0 specification that supports up to 480Mbpsconnectionspeed.
USB+5V USB_P6USB_P6+ GND NC
USB56
P5G41T-M LX2/GB/LPT
PIN 1
USB78
USB+5V USB_P5USB_P5+ GND
PIN 1
P5G41T-M LX2/GB/LPT USB2. 0 connectors
Neverconnecta1394cabletotheUSBconnectors. Doingsowilldamagethe motherboard!TheUSB2. 0moduleispurchasedseparately.
7.
Floppy disk drive connector (34-1 pin FLOPPY) This connector is for the floppy disk drive (FDD) signal cable. Insert one end of the cabletothisconnector, thenconnecttheotherendtothesignalconnectorattheback of the floppy disk drive.
· Pin5ontheconnectorisremovedtopreventincorrectcableconnectionwhenusinga FDDcablewithacoveredPin5. · TheFloppydiskdriveconnectorisanoptionalitemforP5G41T-MLX2and P5G41T-MLX2/GB.
FLOPPY
PIN1 NOTE: Orient the red markings on the floppy ribbon cable to PIN 1.
P5G41T-M LX2/GB/LPT
P5G41T-M LX2/GB/LPT Floppy disk drive connector
1-13 ASUSP5G41T-MLX2Series
USB+5V USB_P7USB_P7+ GND
USB+5V USB_P8USB_P8+ GND NC
8.
Front panel audio connector (10-1 pin AAFP) Thisconnectorisforachassis-mountedfrontpanelaudioI/Omodulethatsupports eitherHDAudioorlegacyAC`97audiostandard. Connectoneendofthefrontpanel audioI/Omodulecabletothisconnector.
GND PRESENCE# SENSE1_RETUR SENSE2_RETUR
AGND NC NC
PIN 1
AAFP
PIN 1
P5G41T-M LX2/GB/LPT
HD-audio-compliant pin definition
PORT1 L PORT1 R PORT2 R SENSE_SEND PORT2 L
Legacy AC'97 compliant definition
P5G41T-M LX2/GB/LPT Front panel audio connector
· We recommend that you connect a high-definition front panel audio module to this connector to avail of the motherboard's high-definition audio capability. · If you want to connect a high-definition front panel audio module to this connector, set theFront Panel TypeitemintheBIOSsetupto[HD Audio]. Ifyouwanttoconnectan AC'97frontpanelaudiomoduletothisconnector, settheitemto[AC97]. Bydefault, this connectorissetto[HD Audio]. Seesection2. 4. 2 Chipsetfordetails.
9.
Chassis intrusion connector (4-1 pin CHASSIS) Thisconnectorisforachassis-mountedintrusiondetectionsensororswitch. Connect oneendofthechassisintrusionsensororswitchcabletothisconnector. Thechassis intrusionsensororswitchsendsahigh-levelsignaltothisconnectorwhenachassis componentisremovedorreplaced. Thesignalisthengeneratedasachassisintrusion event. Bydefault, thepinslabeled"ChassisSignal"and"GND"areshortedwithajumpercap. Removethejumpercapsonlywhenyouintendtousethechassisintrusiondetection feature.
TheChassisintrusionconnectorisanoptionalitemforP5G41T-MLX2and P5G41T-MLX2/GB.
CHASSIS
Chassis Signal GND +5VSB_MB
P5G41T-M LX2/GB/LPT
P5G41T-M LX2/GB/LPT Chassis intrusion connector
Chapter1:Productintroduction 1-14
MIC2 MICPWR Line out_R NC Line out_L
NC
10.
System panel connector (10-1 pin F_PANEL) Thisconnectorsupportsseveralchassis-mountedfunctions.
F_PANEL
PWR LED PWR BTN
PIN 1
P5G41T-M LX2/GB/LPT
HD LED
P5G41T-M LX2/GB/LPT System panel connector
· System power LED (2-pin PLED) This2-pinconnectorisforthesystempowerLED. ConnectthechassispowerLED cabletothisconnector. ThesystempowerLEDlightsupwhenyouturnonthesystem power, andblinkswhenthesystemisinsleepmode. Hard disk drive activity LED (2-pin +HDLED) This2-pinconnectorisfortheHDDActivityLED. ConnecttheHDDActivityLEDcable to this connector. The HD LED lights up or flashes when data is read from or written to theHDD. [. . . ] · ToaccessWindows®OSinSafeMode, doanyofthefollowing: · Press<F5>whenASUSLogoappears. · Press<F8>afterPOST.
2. 6. 2
Boot Settings Configuration
Quick Boot [Enabled]
EnablingthisitemallowstheBIOStoskipsomepoweronselftests(POST)whilebootingto decreasethetimeneededtobootthesystem. Whensetto[Disabled], BIOSperformsallthe POST items. Configuration options: [Disabled] [Enabled]
Full Screen Logo [Enabled]
This allows you to enable or disable the full screen logo display feature. Configuration options: [Disabled] [Enabled]
Setthisitemto[Enabled]tousetheASUSMyLogo2TMfeature.
AddOn ROM Display Mode [Force BIOS]
Sets the display mode for option ROM. [. . . ]