Sun Enterprise 220R Server Service Manual

2.2.2 What to Do


Caution - Caution -

Never move the system when system power is on. Movement can cause catastrophic disk drive failure. Always power off the system before moving it.



Caution - Caution -

Before you power on the system, make sure that the cover is properly installed.


  1. Turn on power to any peripherals and external storage devices.

    Read the documentation supplied with the device for specific instructions.

  2. Turn on power to the monitor or terminal.

    A terminal or monitor is required for viewing system messages. For setup instructions, see "2.11 How to Attach an Alphanumeric Terminal" or "2.12 How to Configure a Local Graphics Console".

  3. Turn the front panel keyswitch to the Power-On/Off position.

    See "2.9.1 Keyswitch Settings" for information about each keyswitch setting.

  4. Press the front panel Power button once.

    See "2.9.1 Keyswitch Settings" for information about each keyswitch setting.

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    Note -

    The system may take anywhere from 30 seconds to two minutes before video is displayed on the system monitor or the ok prompt appears on an attached terminal. This time depends on the level of power-on self-test (POST) diagnostics being performed.


  5. Turn the keyswitch to the Locked position.


    Note -

    The Locked position prevents accidentally powering-off the system. See "2.9.1 Keyswitch Settings" for information about each keyswitch setting.

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