IBM xSeries 440 8687, Руководство по техническому обслуживанию аппаратной части

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Notes:
1. Before changing any switch settings or moving any jumpers, turn off the
server; then, disconnect all power cords and external cables.
2. Any system-board switch or jumper blocks that are not shown in the
illustrations in this book are reserved.
Administrator password
Select this choice to set an administrator password. The administrator password
provides access to all choices on the Configuration/Setup Utility main menu. You
can set, change, or delete both the administrator and power-on passwords and
allow a power-on password to be changed by the user. You can use any
combination of up to seven characters (A–Z, a–z, and 0–9) for your power-on
password. Keep a record of your password in a secure place.
Attention: If an administrator password is set and then forgotten, it cannot be
overridden or removed. You must replace the system board.
The following table provides a summary of the password features.
Table 1. Power-on and administrator password features
Type of password Results
Power-on password v Type the password to complete the system startup.
v All choices are available on the Configuration/Setup Utility main
menu.
Administrator password v No password is required to complete the system startup.
v Type the password to access the Configuration/Setup Utility
program.
v
All choices are available on the Configuration/Setup Utility main
menu.
Administrator and
power-on password
v You can type either password to complete the system startup.
v
The administrator password provides access to all choices on
the Configuration/Setup Utility main menu. You can set,
change, or delete both the administrator and power-on
passwords and allow a power-on password to be changed by
the user.
v The power-on password provides access to a limited set of
choices on the Configuration/Setup Utility main menu. This
limited access might include changing or deleting the power-on
password.
16-way configuration (Models 1VX, 2VX, 3VX only)
The 16-way configuration (available on Models 1VX, 2VX, 3VX) consists of two IBM
xSeries 440 servers containing two fully populated symmetrical multiprocessor
(SMP) Expansion Modules that are connected to each other with cables and
through BIOS settings. In this section, you will find 16-way configuration
considerations and an introduction to terms that are specific to the 16-way
configuration.
16-way considerations
Before you configure two IBM xSeries 440 servers to operate in a 16-way
configuration, review the following:
v
You must have four long SMP Expansion cables and two short SMP Expansion
cables to properly connect the servers in a 16-way configuration.
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xSeries 440 Type 8687: Hardware Maintenance Manual