IBM 7378, Руководство по диагностике и обслуживанию

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change, and delete the power-on password. A user who types the power-on
password has access to only the limited Setup utility menu; the user can set,
change, and delete the power-on password, if the system administrator has given
the user that authority.
Attention: If you set an administrator password and then forget it, there is no way
to change, override, or remove it. You must replace the system board.
Power-on password
If a power-on password is set, when you turn on the server, the system startup will
not be completed until you type the power-on password. You can use any
combination of up to seven characters (A - Z, a - z, and 0 - 9) for the password.
If you forget the power-on password, you can regain access to the server in any of
the following ways:
v If an administrator password is set, type the administrator password at the
password prompt. Start the Setup utility and reset the power-on password.
Attention: If you set an administrator password and then forget it, there is no
way to change, override, or remove it. You must replace the system board.
v
Change the position of the power-on password switch (enable switch 2 of the
system board switch block (SW6)) to bypass the power-on password check.
Attention: Before you change any switch settings or moving any jumpers, turn
off the server; then, disconnect all power cords and external cables. See the
safety information that begins on page “Safety” on page vii. Do not change
settings or move jumpers on any system board switch or jumper blocks that are
not shown in this document.
While the server is turned off, move switch 2 of the switch block (SW6) to the On
position to enable the power-on password override. You can then start the server,
run the Setup utility, and reset the power-on password. You do not have to return
the switch to the previous position.
The power-on password override switch does not affect the administrator
password.
Administrator password
An administrator password is intended to be used by a system administrator; it
limits access to the full Setup utility menu. If an administrator password is set, you
Chapter 6. Configuration information and instructions
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