Microsoft P4X4-ALH USB2.0 Ports, Connectors, ATX Double Deck Ports PC 99 color-coded connectors

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Introduction

USB2.0 Ports

USB allows data exchange between your computer and a wide range of simultaneously accessible external Plug and Play peripherals. The mainboard is equipped with six USB (version 2.0) connectors. USB1 and USB2 are external connectors. They can be found on the PC 99 ATX connector. The other USB connectors are internal connectors and can be used to connect other USB devices. (Cables for the internal connectors are sold separately).

Please note that the PIN assignment of the internal USB 2.0 connectors (CN30, CN31, CN32 and CN38) are follow the specifications of Intel standard.

Connectors

•Two IDE connectors (support ATA 33/66/100/133)

•One Floppy Drive connector supports up to two 2.88 MB floppy drives

•One 20-pin ATX power supply connector

•One 2x2 ATX 12V power supply connector

•One 1x4 AUX12V power supply connector

•Two fan connectors

•One CD-IN connector

•One AUX-IN connector

•One WOL (Wake-On-LAN) connector

•One Front Audio connector

•One 4-Channel out connector

•	One S/PDIF connector	(optional)
•	One IR connector	(optional)

ATX Double Deck Ports (PC 99 color-coded connectors)

•Two USB2.0 ports

•Two external DB-9 serial port connectors: COM 1, COM 2 (UART)

•One SPP/ECP/EPP DB-25 parallel port

•One mini-DIN-6 PS/2 mouse port

•One mini-DIN-6 PS/2 keyboard port

•One GAME port

•One LAN port (RJ-45) connector

•Three audio jacks: SPK-OUT/FRONT SPK-OUT, LINE-IN and MIC-IN

PCI Bus Master IDE Controller

•Two PCI IDE interfaces support up to four IDE devices.

•This mainboard supports ATA 33/66/100/133 hard drives.

•PIO Mode 3 and Mode 4 Enhanced IDE (data transfer rate up to 16.6MB/sec.).

•Bus mastering reduces CPU utilization during disk transfer.

•Supports ATAPI CD-ROM, LS-120 and ZIP.

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The P4X4-ALH Mainboard

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Contents P4X4-ALH User’s Notice Table Of Contents Table Of Contents Mainboard and PC 99 ATX External Connector Layout Features and Specifications Mainboard DimensionsOverview P4X4-ALH MainboardCPU Switching Voltage Regulator Onboard Audio FeaturesOnboard LAN Features System MemoryConnectors ATX Double Deck Ports PC 99 color-coded connectorsUSB2.0 Ports PCI Bus Master IDE ControllerSystem Health Monitor Functions System IntelligenceInstallation Checklist Installation Steps Expansion Slots, Jumpers and Internal Connectors CPUMemory Modules Installation of the CPUCPU, Memory and Expansion Slots AGP Accelerated Graphics Port Slot PinsPCI Slots Internal Connectors ATX Power Supply Connectors CPU Fan and Chassis Fan ConnectorsConnector CN13 FAN1/CN17 FAN2 Type Pin WOL Wake-On-LAN Connector CD-IN/AUX-IN ConnectorConnector Type USB3, USB4, USB5, USB6 ConnectorsConnector Channel OUT Connector Connector CN46 4 CH OUT Type PinSystem Panel Buttons and LED Connectors PW Power On/Off and External Suspend Switch ConnectorSL Sleep LED Connector HL IDE HDD LED ConnectorSpeaker and Power LED Connectors External ConnectorsParallel Port Connector Connector CN5 LPT Audio/Game ConnectorConnector CN18 Type RJ-45 LAN Port Connector Connector CN35 LANJumper Settings 1. JP1 Keyboard Power Type2. JP3 USB1, USB2 Power Type 3 pin 3. JP5 CPU Clock Type 2 pin Default ShortTo clear the CMOS, please follow these instructions 4. JP8 Check 1.5V AGP otional Type 2 pin Default Open5. JP9 Clear Cmos Type 3 pin Award Bios Cmos Setup Utility Main MenuNavigation Keys Date mm dd yyTime hh mm ss IDE Primary / Secondary Master / SlavePhoenix AwardBIOS Cmos Setup Utility Standard Cmos Features Floppy 3 Mode SupportDrive a /B Diskette Drive Type of Disk Drive CapacityAdvanced Bios Features Phoenix AwardBIOS Cmos Setup Utility Advanced Bios FeaturesHalt On Base Memory / Extended Memory / Total MemoryQuick Power On Self Test First / Second / Third Boot DeviceBoot Other Device Boot Up Floppy SeekBoot Up NumLock Status Typematic Rate SettingTypematic Delay Video Bios ShadowAdvanced Chipset Features 4SDRAM CAS Latency AGP & P2P Bridge Control4AGP Aperture Size 4AGP Driving ControlSystem Bios Cacheable Delay Prior to ThermalCPU & PCI Bus Control 4CPU to PCI Write Buffer4IDE Prefetch Mode Integrated PeripheralsVIA OnChip IDE Device 4OnChip IDE Channel 0/14Onboard LAN Boot ROM 4Primary/Secondary, Master/Slave PIO4Primary/Secondary, Master/Slave Udma VIA OnChip PCI Device4UART Mode Select 4IR Transmission Delay4UR2 Duplex Mode 4Use IR Pins4Onboard Parallel Mode 4EPP Mode Select4ECP Mode Use DMA 4Game Port AddressPower Management Setup Modem Use IRQ Video Off MethodSoft-Off by Pwrbtn Pwron After PWR Fail4Power On by PCI Card 4RTC Alarm ResumeIRQ/Event Activity Detect 4PCI MasterPNP/PCI Configuration Phoenix AwardBIOS Cmos Setup Utility PnP/PCI ConfigurationsPNP OS Installed Reset Configuration DataPC Health Status Resources controlled ByIRQ Resources PCI/VGA Palette SnoopFrequency/Voltage Control Load Fail-Safe Defaults / Load Optimized Defaults Phoenix AwardBIOS Cmos Setup UtilityLoad Fail-Safe Defaults Load Optimized DefaultsSet Supervisor Password and User Password Set Supervisor PasswordWhen Setup is selected in the Security Option When System is selected in Security OptionExit Without Saving Save & Exit Setup/Exit Without SavingSave & Exit Setup