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
Before proceeding be sure to review the safety information.
- Turn off the computer and any attached devices such as printers monitors and external drives.
- 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. - Locate the Clear CMOS/Recovery jumper on the system board.
View system board diagrams - 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. - Move the jumper from the standard position (pins 1 and 2) to pins 2 and 3.
- Replace any adapters that were removed.
- Replace the cover.
- Reconnect the power cords for the computer and monitor to electrical outlets.
- Restart the computer leave it on for approximately 10 seconds.
- Turn off the computer by holding the power switch for approximately 5 seconds.
- Unplug the power cords from electrical outlets.
- Remove the cover.
- If necessary remove any adapters that impede access to the Clear CMOS/Recovery jumper.
- Return the Clear CMOS/Recovery jumper to its original position.
- Replace any adapters that were removed.
- Replace the cover and reconnect any cables that were disconnected.
- 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.
- After resetting the date time and saving the settings exit the System Configuration Utility.