Advantech PCA-6275 manual Gate A20 Option, Typematic Rate Setting, Typematic Rate Chars/Sec

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3.4.5 Boot Up NumLock Status The default is “On”.

On

Keypad boots up to number keys.

Off

Keypad boots up to arrow keys.

3.4.6 Gate A20 Option

Normal

The A20 signal is controlled by the keyboard

 

controller or chipset hardware.

Fast (Default)

The A20 signal is controlled by Port 92 or the

 

chipset specific method.

3.4.7 Typematic Rate Setting

The typematic rate determines the characters per second accepted by the computer. The Typematic Rate setting enables or disables the typematic rate.

3.4.8 Typematic Rate (Chars/Sec)

BIOS accepts the following input values (characters/second) for typematic rate: 6, 8, 10, 12, 15, 20, 24, 30.

3.4.9 Typematic Delay (msec)

Typematic delay is the time interval between the appearance of the first and second characters, when holding down a key. The input values for this category are: 250, 500, 750, 1000 (msec).

3.4.10 Security Option

This setting determines whether the system will boot up if the password is denied. Access to Setup is, however, always limited.

System

The system will not boot, and access to Setup will be

 

denied if the correct password is not entered at the prompt.

Setup

The system will boot, but access to Setup will be denied if

 

the correct password is not entered at the prompt.

36PCA-6275 User's Manual

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Contents PCA-6275 Copyright notice Acknowledgements Message to the Customer Advantech customer servicesTechnical support Product warranty Initial Inspection Contents Award Bios Setup Appendix a Programming the Watchdog Timer CPU Fan Power Connectors CN8, CN9 Page Hardware Configuration Introduction Features Memory SpecificationsSystem Input/OutputIndustrial features Mechanical and environmental specificationsBoard Layout Main Features Jumpers and Connectors Label FunctionCN1 Board Layout Jumper and Connector Locations Board layout jumper and connecter locationsSafety Precautions How to set jumpers Jumper SettingsCPU core frequency J1 3-4 233 MHz Closed Watchdog timer output J2 Cmos clear J4System Memory Sample calculation Dimm memory capacitySupplementary information about DIMMs 0 Memory Installation Procedures Dimm installation1 Cache Memory 2 Mounting the CPU and Cooling Modules Mounting CPU and cooling modules StepStep Step 3 On-board Support Bracket On-board support bracketPage Connecting Peripherals Primary CN1 and Secondary CN2 IDE Connectors IR Connector CN3USB Connector CN4 Parallel Port Connector CN5ATX Power Control Connectors CN6 and J3 Controlling the soft power switchFloppy Drive Connector CN7 CPU Fan Connectors CPU1 CN9 CPU2 CN8Front Panel Connectors CN10, CN11, CN12, CN13 and J3 External Suspend Switch Lead SMI CN14 Serial Ports CN15 COM1 CN16 COM2External Keyboard Connector CN17 12 PS/2 Keyboard & Mouse Connector CN18Award Bios Setup Entering Setup Standard Cmos Setup Cmos setup screenBios Features Setup Virus WarningBoot Sequence Quick Power On Self TestBoot Up Floppy Seek Gate A20 Option Typematic Rate SettingTypematic Delay msec Typematic Rate Chars/SecOS Select for Dram 64 MB Video Bios Shadow11 PCI/VGA Palette Snoop 14 C8000-CBFFF Shadow / DC000-DFFFF ShadowChipset Features Setup Chipset features setup screenPower Management Power Management SetupHDD Power Management Soft-Off by PWR-BTTN PCI Configuration SetupIRQ Activity DMA-x assigned to PCI/ISA PnP IRQ-xx assigned to PCI/ISA PnPUsed MEM base addr N/A Load Setup Defaults Load Bios DefaultsIntegrated Peripherals Password Setting IDE HDD Auto DetectionSave & Exit Setup Exit Without SavingOn-board Security Setup Installation of OBS Devices Necessary prerequisites Driver InstallationBefore you begin Windows 95 drivers setup procedure Hardware Doctor setup initial screenSetup under Win95 Restarting Windows Follow the screen instructions to install the software Complete the setup Exploring Hardware Doctor Winbond Hardware Doctor On-board Security Setup Monitoring Config 10 Warning display Page Programming the Watchdog Timer Programming the Watchdog Timer Data Time IntervalGosub 2000 REM Your application task #2 Page Pin Assignments COM1/COM2 RS-232 Serial Port CN15, CN16 Keyboard and Mouse Connnector CN18ATX Feature Connector CN6 IDE Hard Drive Connector CN1, CN2CPU Fan Power Connectors CN8, CN9 Table B-8 Floppy drive connector CN7 \STROBE HDD LED Connector CN12 Power LED and Keylock Connector CN11External Speaker CN10 System I/O Ports Addr. range Hex DeviceDMA Channel Assignments Interrupt AssignmentsVGA Bios 17 1st MB Memory Map