180 IBM : Hardware Maintenance Manual•DisplaySet display to be disabled or to be reduced at these power states:— Standby: Screen is blank, but can be restored immediately when any activityis detected.— Suspend: Monitor uses less power than in Standby mode. Screen image isrestored after a few seconds when any activity is detected.— Off: Monitor power is off. Press Monitor power button to restore power. Onsome monitors, you might have to depress the power button twice.Setting Automatic Hardware Power Managementfeatures1. Start the Configuration/Setup Utility program (see “Setup Utility program” onpage 14).2. Select Advanced Power Management from the Configuration/Setup Utilityprogram menu.3. Select the APM BIOS Mode and be sure it is set to Enabled. If it is not, press LeftArrow (←) or Right Arrow (→) to change the setting.4. Select Automatic Hardware Power Management.5. Set Automatic Hardware Power Management to Enabled.6. Select values for the three categories of power management (system power,processor speed, and display), as necessary.7. Set Hard Disk to Enabled or Disabled.Note: This does not apply to SCSI drives.8. Press Esc twice to return to the Configuration/Setup Utility program menu.9. Before you exit from the program, select Save Settings from theConfiguration/Setup Utility program menu.10. To exit from the Configuration/Setup Utility program, press Esc and follow theinstructions on the screen.Automatic Power-On featuresThe Automatic Power-On features within the Power Management menu allow you toenable and disable features that turn on the computer automatically.• Serial Port A Ring Detect: With this feature set to Enabled and an externalmodem connected to serial port (COM1), the computer will turn on automaticallywhen a ring is detected on the modem.• PCI Modem Ring Detect: With this feature set to Enabled , the computer willturn on automatically when a ring is detected on the internal modem.• PCI Wake Up: This feature allow PCI cards that support this capability to wakethe system.• Wake Up on Alarm: You can specify a date and time at which the computer willbe turned on automatically. This can be either a single event or a daily event.• Wake on LAN: If the computer has a properly configured token-ring or EthernetLAN adapter card that is Wake on LAN-enabled and there is remote networkmanagement software, you can use the IBM-developed Wake on LAN feature.When you set Wake on LAN to Enabled, the computer will turn on when it