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常见问题 根据现象判断故障--清除CMOS设置(Clear CMOS procedure )
2009-03-31知识编号:021307
催更新

Before proceeding be sure to review the safety information.





  1. Turn off the computer and any attached devices such as printers monitors and external drives.


  2. Unplug all power cords from electrical outlets and remove the cover.










    Removal and installation instructions - View movies and instructions which will assist you in removing the cover.


  3. Locate the Clear CMOS/Recovery jumper on the system board.










    View system board diagrams


  4. If necessary remove any adapters that impede access to the Clear CMOS/Recovery jumper.










    Removal and installation instructions - View movies and instructions which will assist you in removing adapters.


  5. Move the jumper from the standard position (pins 1 and 2) to pins 2 and 3.


  6. Replace any adapters that were removed.


  7. Replace the cover.


  8. Reconnect the power cords for the computer and monitor to electrical outlets.


  9. Restart the computer leave it on for approximately 10 seconds.


  10. Turn off the computer by holding the power switch for approximately 5 seconds.


  11. Unplug the power cords from electrical outlets.


  12. Remove the cover.


  13. If necessary remove any adapters that impede access to the Clear CMOS/Recovery jumper.


  14. Return the Clear CMOS/Recovery jumper to its original position.


  15. Replace any adapters that were removed.


  16. Replace the cover and reconnect any cables that were disconnected.


  17. Turn on the computer. The computer should sound 2 beeps. The time and date should need to be set. If not the procedure did not work.


  18. After resetting the date time and saving the settings exit the System Configuration Utility.





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