Intel Celeron M Half Size CPU Card With VGA/LAN COM Port Connector, RS-232 RS-422 RS-485

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Chapter 2 Hardware Configuration

2-4. COM PORT CONNECTOR

COM1 : COM1 Connector

COM1 is fixed as RS-232.

The pin assignment is as follows :

PIN	ASSIGNMENT
1	NDCDA
2	NSINA
3	NSOUTA
4	NDTRA
5	GND
6	NDSRA
7	NRTSA
8	NCTSA
9	NRIA
10	NC

COM2 : COM2 Connector

The COM2 is selectable as RS-232/422/485.

The pin assignment is as follows :

	PIN	ASSIGNMENT
	PIN	RS-232	RS-422	RS-485
		RS-232	RS-422	RS-485
	1	DCD	TX-	TX-
	2	RX	TX+	TX+
	3	TX	RX+	RX+
	4	DTR	RX-	RX-
	5	GND	GND	GND
	6	DSR	RTS-	NC
	7	RTS	RTS+	NC
	8	CTS	CTS+	NC
	9	RI	CTS-	NC
	10	NC	NC	NC


Page: 2-6				PCI-471LF USER′S MANUAL

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Contents USER’S Manual PCI-471LF Celeron M FCC Notice Table of Contents Software Utilities Appendix a Expansion BUS Introduction About this Manual Hardware ConfigurationCPU System SpecificationDisplay Safety Precautions Hardware Jumper & Connector Quick Reference Table Component Locations PCI-471LF Connector, Jumper and Component locationsJumpers and Caps HOW to SET the JumpersJumper Settings Jumper DiagramsRS-232 RS-422 RS-485 COM Port ConnectorCOM1 RI & Voltage Selection COM2 RI & Voltage Selection RS232/422/485 COM2 Selection Jumper Settings Function Pin closed IllustrationsKeyboard PS/2 Mouse Keyboard or PS/2 Mouse ConnectorKeyboard or PS/2 Mouse Selection Reset Connector External Keyboard ConnectorHard Disk Drive LED Connector Jpaenl 9,11 Reset ConnectorExternal Speaker Connector ATX Power ButtonPower LED Connector Jpanel 10,12 ATX Power ButtonCPU FAN Connector Keylock ConnectorIrda Connector Clear Cmos Data Selection System FAN ConnectorVGA Connector PIN Assignment Hard Disk Drive ConnectorFloppy Disk Drive Connector Printer Connector LAN Connector Universal Serial BUS ConnectorVSB Connector ATX Power ConnectorPCI Slot 3.3V Voltage Selection Inverter ConnectorManufacturing Default is set as open RESET/NMI/CLEAR Watchdog Selection32. AT/ATX Power Selection CNT3 Lvds ConnectorLvds Panel Voltage Selection Software Utilities Filename Purpose Assume that CD ROM drive is D IntroductionVGA Driver Utility Installation of VGA Driver Flash Bios UpdateSystem Bios Update To update VGA Bios for LCD Flat Panel DisplayPage3-4 Introduction LAN Driver UtilityInstallation of Utility for Windows 98SE/ME/2000/XP Intel Chipset Software Installation UtilityInstallation of Utility for Windows 98SE/ 2000/XP USB2.0 Software Installation UtilityConfiguration Sequence Watchdog Timer ConfigurationPage3-9 Award Bios Setup Introduction Setup program initial screen Entering SetupCmos Setup screen Standard Cmos FeaturesIDE Primary Master / Slave IDE Secondary Master / Slave Video Drive a and Drive BHalt on Base MemoryAward Hard Disk Type Table Hard Disk AttributesBios Features Setup Screen Advanced Bios FeaturesQuick Power on SELF-TEST CPU L1 & L2 CacheBoot UP Floppy Seek FIRST/SECOND/ Boot DeviceBoot UP Numlock Status Typematic Rate SettingOS Select for Dram 64MB Advanced Chipset FeaturesChipset Features Setup Screen System Bios Cacheable Dram Data Integrity ModeVideo Bios Cacheable Delayed TransactionIntegrated Peripherals Integrated Peripherals Setup ScreenOnChip Primary PCI IDE VIA Onchip IDE DevicePrimary Master/Slave PIO Secondary Master/Slave PIO Primary Master/Slave Udma Secondary Master/Slave UdmaOnboard Device Super IO Device EPP Mode Select Parallel Port ModeECP Mode Use DMA Onboard Parallel PortPower Management Setup Screen Power Management SetupPower Management Acpi Suspend TypeVideo OFF Option Suspend ModeVideo OFF Method Modem USE IRQPM Events Resume by AlarmReset Configuration Data PNP/PCI ConfigurationPNP/PCI Configuration Setup Screen IRQ-n Assigned to Resource Controlled byIRQ Resources Current CPU Temperature Current Warning TemperaturePC Health Status Current System FAN SpeedFrequency Control Frequency Control Setup ScreenVcore Auto Detect PCI CLKLoad Optimized Defaults Load FAIL-SAFE DefaultsTo Disable the Password Password SettingTo SET a Password Save & Exit Setup Exit Without Saving Expansion BUS PCI BUS PIN Assignment Epci Connector PIN Assignment Compact Flash Card Connector PIN AssignmentTechnical Summary Block Diagram IRQ Assignment Interrupt MAPCode Assignment RTC & Cmos RAM MAPDMA Channel Map Assignment Timer & DMA Channels MAPTimer Channel Map Assignment Map Memory MAPMemory Map