Tyan Computer TYAN S1572 ATX user manual Hardware Cmos & Password Reset

Page 14

Refer to chapter 5 for Flash EPROM upgrade procedures.

3.9 Hardware CMOS & Password Reset

If you have been locked out of your system because you forgot your pass- word or set the CMOS incorrectly, follow the instructions below.

a. Power off the system

b. Jumper JP1 to pins 2 and 3.

d. Wait for 2 seconds then return the jumper to pins 1 and 2.

e. Power on the system again.

By doing the above procedures, your password will be erased and the CMOS will be reset to the BIOS default.

S1572-001-01 http://www.tyan.com

14

 

 

 

 

 

 

 

 

 

Image 14
Contents Tyan S1572 ATX Page Table Of Contents Introduction Hardware Specifications/Features Software Specifications EnvironmentBoard Installation On Board Resource Setting .1 S1572 ATX Board Layout CPUHeatsink Fan Power J18 CPU Speed Settings for Cyrix/SGS/IBM 6x86/M1/AMDDimm Memory Voltage Select 3V is Default JP23 CPU SpeedCmos Reset JP1Default Battery On Bios Voltage Select JP2 Default isCPU Select Default P54C, P55CMMX, & Cyrix J8 Jumper Block DescFlash Eprom JP2 Reset Connector J8 pinKeylock Connector J25 HDD LED J8 pins 13-14 and pins Port Setting J15 and J16Speaker Connector J8 pins Infra Red Interface J8 pins 8-11 and J2Speaker Connector Installation Hardware Reset Switch Connector InstallationHardware Cmos & Password Reset Refer to for Flash Eprom upgrade proceduresDram Installation CPU Installation Peripheral Device Installation Upgrading Cache MemoryPress F1 to CONTINUE, CTRL-ALT-ESC or DEL to Enter Setup Entering SetupTo Enter Setup Before Boot Press CTRL-ALT- ESC or DEL KEY Control Keys Setup Page menu/Option Page Setup Menu Getting Help Main MenuWChipset features setup WStandard Cmos setupWBIOS features setup WPower Management setupTime Standard Cmos Setup MenuDate Primary/Secondary Drive Type Drive a type/Drive B typeHalt On VideoEGA/VGA MemoryExpanded Memory Other MemorySwap Floppy Drive Default value is Disabled Attempting to write to boot sector, continue? Y/NBoot Sequence Virus warningGate A20 Option Boot Up Floppy SeekBoot Up NumLock Status Default value is On Chipset Features Screen Chipset Features SetupVideo Bios Shadow Security OptionWPM Control by APM Power Management SetupWPower Management WVideo Off MethodWReload Global Timer Events WDoze ModeWStandby Mode PCI Slot Configuration ROM ISA Bios PCI Slot Configuration Award SOFTWARE, INCLegacy ISA WResources Controlled ByWIRQ n assigned to PCI/ISA PnPIntegrated Peripherals Load Setup defaults Enter PasswordROM ISA Bios Cmos Setup Utility Award SOFTWARE, INC Password DisabledIDE HDD Auto Detection Flash Writer Utility Page Flash Memory Writer Utility Screen Award Flash Memory WriterDMA Channels Timer MAPSystem Resource NMI