IBM System x3550 M5 Type 5463 User Manual

Table 2. System board SW3 switch block definition
Switch
number Default position Description
1 Off Reserved.
2 Off Power-on password override. Changing the
position of this switch bypasses the power-on
password check the next time the server is turned
on and starts the Setup utility so that you can
change or delete the power-on password. You do
not have to move the switch back to the default
position after the power-on password in
overridden.
Changing the position of this switch does not affect
the administrator password check if an
administrator password is set.
See “Passwords” on page 44 for additional
information about passwords.
3 Off Reserved.
4 Off Reserved.
The following table describes the functions of the button on the system board.
Table 3. Button on the server
Button name Function
Force NMI button This button is on the rear of the server. Press
this button to force a nonmaskable interrupt
to the microprocessor. You might have to use
a pen or the end of a straightened paper clip
to press the button. You can also use it to
force a blue-screen memory dump (use this
button only when you are directed to do so
by IBM Support).
System-board LEDs
The following illustration shows the light-emitting diodes (LEDs) on the system
board.
30 IBM System x3550 M5 Type 5463: Installation and Service Guide

IBM System x3550 M5 Type 5463 Specifications

General

Brand	IBM
Model	System x3550 M5 Type 5463
Category	Server
Language	English