American Megatrends MAN-759 manual Pin

Page 21

Step 9 Attach Cables, Continued

J27 Reset Switch Connector J27 is a 2-pin single-inline berg that is attached via a cable to an externally-mounted reset switch.

When the reset switch is pressed, the system performs a hard reset. Pin 1 is ground and Pin 2 is Hard Reset.

J32 Speaker Connector J32 is a 4-pin single-inline berg that is optionally attached via a cable to a standard system speaker. AMIBIOS signals hardware problems through the speaker. Pin 1 on the motherboard is identified by the arrow on the white box around the berg.

Pin

Description

1Data Out

2Key

3N/C

4VCC

J34 IR Connector J34 is a 6-pin berg connector for infrared devices. This connector provides a two-way wireless communications port using an infrared beam as a transmission medium. AMIBIOS supports both the IrDA (Infrared Dealer’s Association) infrared standard and the ASK IR amplitude shift keyed infrared standard.

No infrared cable will be supplied with the Pegasus motherboard. You can call American Megatrends technical support at 770-246-8600 for information about making an infrared cable.

Cont’d

Chapter 1 Hardware Installation

17

Image 21
Contents Pegasus Pentium PCI ISA Motherboard Revision History Preface Phone Number Characteristics American Megatrends BBSPacking List Overview CPUsCPU External Clock Frequency PCI Expansion Slot Frequency Pegasus PCI Dimensions Pegasus PCI Motherboard Layout Unpack the Motherboard Avoid Static ElectricityStep Action J16 J17 J18 J19 J21 J22 Configure CPU SpeedConfigure CPU Voltage Core CPU Voltage J5 and J15 SettingJ12 Manufacturer Part Number AMI Part Number Install Voltage RegulatorConnect CPU Fan Install Memory Install CPUParameter Specification Simm Part NumbersType Manufacturer Part Number Install the Motherboard Attach Cables ConnectorAttach Cables P2 Pinout P1 PinoutPin Description Cmos Drain J29 Setting P14 PinoutP3 Pinout Pin Assignments Pin Ground Keyboard Lock Kbdinh VCC Connect I/O Pin Signal DescriptionSTROBE# Connect I/O J4 Floppy Connector Pinout Twist in Floppy CablePin Use Connect I/O Connect I/O KEY N/C REQ Pegasus drivers include Install DriversTest and Configure Hardware Installation Page Winbios Setup Using a Mouse with Winbios Setup Using the Keyboard with Winbios SetupKeystroke Action Winbios Setup Windows See Section Winbios Setup MenuStandard Setup SetupScsi Drive Type How to ConfigureParameter Description 152 MB Hard Disk Drive TypesAdvanced Setup Setting Description Any optional option ROM messages are displayedOptional option ROM messages are not displayed Advanced Setup Optimal and Fail-Safe default settings are Disabled Cont’d Advanced Setup Disabled Optimal and Fail-Safe default settings are Disabled Chipset Setup Power Management APM to Enabled and set the power Advanced Power Management APM option toChipset Setup Chipset Setup Power Management Setup Power Management Setup Power Management Setup IRQ3 IRQ4 IRQ5 IRQ7 IRQ9 IRQ10 IRQ11 IRQ12 IRQ15 VGA Palette Action PCI/PnP SetupPCI/PnP Setup IRQ3 IRQ4 IRQ5 IRQ7 IRQ9 IRQ10 IRQ11 IRQ12 IRQ14 IRQ15 DMA Channel Peripheral Setup Offboard PCI IDE Primary IRQ Peripheral Setup Peripheral Setup EPP Security Amibios Password SupportSetting a Password Anti-Virus Changing a PasswordUtility Original OptimalFail-Safe Programming the Flash Eprom Programming Flash ROMProgramming the Flash ROM Number Description Code Description Bootblock Code Checkpoint CodesDeleting a Password Avoid Static Electricity Engineering Specifications Frequency Heat Airflow Temperatur Sink Over CPU Over otherComponent