Intel MB820 Video Off Method, Video Off In Suspend, Suspend Type, Modem Use IRQ, Suspend Mode

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BIOS SETUP

Video Off Method

This field defines the Video Off features. There are three options.

V/H SYNC + Blank

Default setting, blank the screen and turn off

 

vertical and horizontal scanning.

DPMS

Allows BIOS to control the video display.

Blank Screen

Writes blanks to the video buffer.

Video Off In Suspend

When enabled, the video is off in suspend mode. The default setting is

Yes.

Suspend Type

The default setting for the Suspend Type field is Stop Grant.

Modem Use IRQ

This field sets the IRQ used by the Modem. By default, the setting is 3.

Suspend Mode

When enabled, and after the set time of system inactivity, all devices except the CPU will be shut off.

HDD Power Down

When enabled, and after the set time of system inactivity, the hard disk drive will be powered down while all other devices remain active.

Soft-Off by PWRBTN

This field defines the power-off mode when using an ATX power supply. The Instant Off mode allows powering off immediately upon pressing the power button. In the Delay 4 Sec mode, the system powers off when the power button is pressed for more than four seconds or enters the suspend mode when pressed for less than 4 seconds.

CPU THRM-Throttling

When the system enters Doze mode, the CPU clock runs only part of the time. You may select the percent of time that the clock runs.

Wake-Up by PCI Cards

Enable this field to allow wake up function through a PCI card.

MB820 User’s Manual

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Contents Version USER’S ManualAcknowledgments Table of Contents This page is intentionally left blank Introduction ChecklistProduct Description Board Dimensions Installations Installing the Memory ATX Power InstallationSetting the Jumpers Jumper Locations on MB820 JP1 RS232/422/485 COM2 Selection JP2 COM1 RS232 +5V/+12V Power SettingJP3 COM2 RS232 +5V/+12V Power Setting JP6 COM4 RS232 +5V/+12V Power Setting JP4 Clear Cmos ContentsJP5 COM3 RS232 +5V/+12V Power Setting JP7 DiskOnChip Address Select JP8 Onboard VGA Enable/DisableConnectors on MB820 Connector Locations on MB820 DIMM3, DIMM4 DDR Channel B Connectors ATXP1 ATX Power Supply ConnectorATXP2 ATX 12V Power Connector DIMM1, DIMM2 DDR Channel a ConnectorsCN3, J3 Serial Ports CN1 PS/2 Keyboard and PS/2 Mouse ConnectorsCN2 4-port USB Connector CN6 VGA CRT Connector CN4 Parallel Port ConnectorJ4 CD-In Audio Connector CN7 USB and LAN RJ45 ConnectorsCN8 Audio Connector J1 IrDA ConnectorJ9 Wake On LAN Connector J5, J6 Serial ATA Sata ConnectorsJ8, J10 COM3 and COM4 Serial Ports Connector J12 System Function Connector J11 Digital I/O Connector 4 in, 4 outPower LED Pins 11 FAN3 Chassis Fan Power Connector FAN1 CPU Fan Power ConnectorFAN2 VGA Fan Power Connector RM/LC FDD1 Floppy Drive ConnectorIRQ15 IDE, IDE2 Primary and Secondary IDE ConnectorsSample Code Watchdog Timer ConfigurationMov Cl, 0F5h Call ReadReg Al, not 08h Call WriteReg Out dx, al Installations Bios Setup Bios Setup Bios IntroductionPhoenix AwardBIOS Cmos Setup Utility Date Standard Cmos SetupDrive a / Drive B TimeIDE Primary HDDs / IDE Secondary HDDs Halt On VideoCPU L1 and L2 Cache Advanced Bios FeaturesHard Disk Boot Priority Quick Power On Self TestBoot Up NumLock Status First/Second/Third Boot DeviceBoot Other Device Boot Up Floppy SeekOS Select for Dram 64MB Apic ModeSecurity Option MPS Version Control for OSAdvanced Chipset Features AGP Aperture Size IDE Integrated PeripheralsIDE Primary/Secondary Master/Slave PIO IDE HDD Block ModeIDE DMA Transfer Access OnChip Primary/Secondary PCI IDEUSB Keyboard Support On-Chip Serial ATAUSB Controller USB 2.0 ControllerChip Select Pin Uart Mode SelectParallel Port Mode Acpi Function Power Management SetupPower Management Video Off In Suspend Suspend ModeHDD Power Down Video Off MethodWake Up On LAN Power On by RingResume by Alarm Reload Global Timer EventsResources Controlled by PNP/PCI ConfigurationsPNP OS Install Reset Configuration DataPC Health Status CPU Warning TemperatureTemperatures/Fan Speeds/Voltages Shutdown TemperatureSpread Spectrum Frequency/Voltage ControlAuto Detect DIMM/PCI Clk Save & Exit Setup Load Fail-Safe DefaultsLoad Setup Defaults Set Supervisor/User PasswordDrivers Installation Intel 875P Chipset Software Intallation Utility Drivers Installation Drivers Installation Realtek AC97 Codec Audio Driver Installation Intel PRO LAN Drivers Installation VGA Drivers Installation Drivers Installation