Acer Extensa 5220 Service Manual

Also see for Extensa 5220: User guide User guide

Contents

Acer Extensa 5220 Service Manual Manual pdf 61 page image

Chapter 2 51BIOS Flash UtilityThe BIOS flash memory update is required for the following conditions: New versions of system programs New features or options Restore a BIOS when it becomes corrupted.Use the Phlash utility to update the system BIOS flash ROM.NOTE: If you do not have a crisis recovery diskette at hand, then you should create a Crisis RecoveryDiskette before you use the Phlash utility.NOTE: Do not install memory-related drivers (XMS, EMS, DPMI) when you use the Phlash.NOTE: Please use the AC adaptor power supply when you run the Phlash utility. If the battery pack does notcontain enough power to finish BIOS flash, you may not boot the system because the BIOS is notcompletely loaded.Fellow the steps below to run the Phlash.1. Prepare a bootable diskette.2. Copy the flash utilities to the bootable diskette.3. Then boot the system from the bootable diskette. The flash utility has auto-execution function.