Microsoft PXP43 CPUFAN1/SYSFAN1 Cooling FAN Power Connector, Atxpower ATX 24-pin Power Connector

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Chapter 2: Installing the Motherboard	21

CPU_FAN1/SYS_FAN1: Cooling FAN Power Connector

Pin	Signal Name	Function
1	GND	System Ground
2	+12V	Power +12V
3	Sense	Sensor
4	Control	CPU FAN control

Users please note that the fan connector supports the CPU cooling fan of 1.1A ~ 2.2A (26.4W max) at +12V.

CASE_FAN: Case cooling FAN Power Connector

Pin	Signal Name	Function
1	GND	System Ground
2	+12V	Power +12V
3	Sense	Sensor

ATX_POWER: ATX 24-pin Power Connector

Pin	Signal Name	Pin	Signal Name
1	+3.3V	13	+3.3V
2	+3.3V	14	-12V
3	Ground	15	Ground
4	+5V	16	PS_ON
5	Ground	17	Ground
6	+5V	18	Ground
7	Ground	19	Ground
8	PWRGD	20	-5V
9	+5VSB	21	+5V
10	+12V	22	+5V
11	+12V	23	+5V
12	+3.3V	24	Ground

ATX12V: ATX 12V Power Connector

Pin	Signal Name

1Ground

2Ground

3+12V

4+12V

SPK: Internal speaker header

Pin	Signal Name
1	VCC
2	Key
3	GND

4	Signal

Installing the Motherboard

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Contents PXP43 Motherboard User’s Guide PrefaceIi PXP43 Motherboard User’s Guide Table of Contents Software Setup Introduction Processor FeatureOnboard LAN Atheros AR8121 PCI-E Gbit LAN Motherboard Components Table of Motherboard Components Introducing the MotherboardInstalling the Motherboard in a Case Safety PrecautionsChoosing a Computer Case Setting Jumpers Checking Jumper SettingsJumper Settings Checking Jumper SettingsInstalling the Processor Installing Hardware10 PXP43 Motherboard User’s Guide CPU Installation ProcedureDDR2 Sdram memory module table Installing Memory ModulesTable a DDR2 memory module QVL Qualified Vendor List 12 PXP43 Motherboard User’s GuideExpansion Slots Installing Add-on Cards14 PXP43 Motherboard User’s Guide Faudio Front Panel Audio header Connecting Optional DevicesSpdifo Spdif out header Cdin Analog Audio Input connector SATA1~6 Serial ATA connectors16 PXP43 Motherboard User’s Guide FUSB1~4 Front Panel USB headersAbout Sata Connectors Installing a Hard Disk Drive/CD-ROM/SATA Hard DriveInstalling Serial ATA Hard Drives About IDE Devices18 PXP43 Motherboard User’s Guide Connecting I/O Devices Connecting 24-pin power cable Connecting Case ComponentsConnecting 4-pin power cable 20 PXP43 Motherboard User’s GuideCasefan Case cooling FAN Power Connector CPUFAN1/SYSFAN1 Cooling FAN Power ConnectorAtxpower ATX 24-pin Power Connector ATX12V ATX 12V Power ConnectorFront Panel Header 22 PXP43 Motherboard User’s GuideStandard Configuration About the Setup UtilityEntering the Setup Utility 24 PXP43 Motherboard User’s Guide Bios Navigation KeysUpdating the Bios Using Bios26 PXP43 Motherboard User’s Guide Standard Cmos SetupDate & Time SATA1~6/PATA MASTER/SLAVEType Auto IDE BusMaster EnabledThermal Management Enabled Advanced SetupIntel Virtualization Technol Enabled 28 PXP43 Motherboard User’s GuideApic Mode Enabled Boot Up Numlock Status on1st/2nd/3rd Boot Device CD/DVD/Hard Drive/Remvable Dev Boot Other Device YesHpet Enabled Advanced Chipset SetupIntel Robson Enabled 30 PXP43 Motherboard User’s GuideIntegrated Peripherals 32 PXP43 Motherboard User’s Guide Power Management SetupResume By PS2 KB S3 Disabled PCI / PnP SetupResume By PS2 MS S3 Disabled Resume on RTC Alarm DisabledPC Health Status 34 PXP43 Motherboard User’s GuideSmart Fan Function CPU Frequency Setting 333MHz System Component CharacteristicsFrequency/Voltage Control Manufacturer IntelAuto Detect DIMM/PCI Clk Enabled Over-clocking Function. Disabled36 PXP43 Motherboard User’s Guide CPU Voltage NormalSupervisor Password Not Installed Supervisor PasswordChange Supervisor Password Press Enter Save & Exit Setup User Password38 PXP43 Motherboard User’s Guide Exit Without SavingSoftware Setup Software SetupFor Windows Vista 64bir Driver For Windows Vista Driver For Windows XP 64bir Driver Software Setup