IBM Types 2193 User Manual page 209

On some monitors, you might have to press the power switch
twice.
If OFF is selected, you must specify the Time to Display 'off'. You
can select 5 minutes to 1 hour.
Note: Time to display off is the amount of time after the
reduced-power state begins until the display turns off.
– Disable: In this mode, the monitor is unaffected by the
power-management settings.
IDE Drives: You can use this selection to specify if the IDE drives
should be enabled or disabled when power management options take
affect.
To set power-management features:
1. Start the Configuration/Setup Utility program (see "Starting and using
the Configuration/Setup Utility program" on page 3).
2. Select Power Management and press Enter.
3. Select APM and press Enter.
4. Set Automatic Hardware Power Management to Enabled.
5. Select values for power management (time to low power, system
power, processor speed, display, and time to display off), as desired.
6. Select Low Power Entry Activity Monitor or Low Power Exit Activity
Monitor and press Enter.
7. Set to Enabled or Disabled devices you want to be monitored for
power management.
Note: If all devices are set to disabled, you must restart the computer
to wake the system.
8. Press Esc three times to return to the Configuration/Setup Utility
program menu.
9. Before you exit from the program, select Save Settings from the
Configuration/Setup Utility program menu.
10. To exit from the Configuration/Setup Utility program, press Esc and
follow the instructions on the screen.
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Type 2194 and 6345 Information Update