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9. Turn on the computer and the monitor. Then, insert the POST/BIOS update (ash update) disc into
the optical drive.
10. Turn the computer off and back on again. The recovery begins.
11. The recovery session will take two to three minutes. During this time you will hear a series of beeps.
After the update session is completed, there will be no video, the series of beeps will end, and the
system will automatically turn off.
12. Repeat steps 2 through 5.
13. Move the jumper back to the standard position (pin 1 and pin 2).
14. Reconnect any cables that were disconnected. See “Completing the FRU replacement” on page 97.
15. Reinstall the computer cover and reconnect the power cords for the computer and monitor to electrical
outlets.
16. Turn on the computer to restart the operating system and remove the disc from the optical drive.
Power management
Power management reduces the power consumption of certain components of the computer such as the
system power supply, processor, hard disk drives, and some monitors.
Automatic conguration and power interface (ACPI) BIOS
Being an ACPI BIOS system, the operating system is allowed to control the power management features
of the computer and the setting for Advanced Power Management (APM) BIOS mode is ignored. Not
all operating systems support ACPI BIOS mode.
Automatic Power-On features
The Automatic Power-On features within the Power Management menu allow you to enable and disable
features that turn on the computer automatically.
• RTC resume: You can specify a date and time at which the computer will be turned on automatically.
This can be either a single event or a daily event.
• Wake on LAN: If the computer has a properly congured token-ring or Ethernet LAN adapter card that is
Wake on LAN-enabled and there is remote network management software, you can use the Wake on LAN
feature. When you set Wake on LAN to Enabled, the computer will turn on when it receives a specic
signal from another computer on the local area network (LAN).
Chapter 10. Additional service information 205