IBM 7979B1U User Manual page 38

Table 2. Switches 1 - 8
Switch
number Default value
8 Off
7 Off
6 Off
5 Off
4 Off
3 Off
2 Off
1 Off
Important:
1. Before you change any switch settings or move any jumpers, turn off the server;
2. Any system-board switch or jumper blocks that are not shown in the illustrations
22
System x3650 Type 7979: User's Guide
Switch
description
Reserved.
Reserved.
Reserved.
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
Configuration/Setup Utility program 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
password is overridden.
Changing the position of this switch does not affect the administrator password check
if an administrator password is set.
See "Passwords" on page 90 for additional information about the power-on password.
Reserved.
Reserved.
Reserved.
Clear CMOS. When this switch is toggled to On, it clears the CMOS data, which
clears the power-on password.
then, disconnect all power cords and external cables. (Review the information in
"Safety" on page vii, "Installation guidelines" on page 28, "Handling
static-sensitive devices" on page 30, and "Turning off the server" on page 13.)
Attention: In a dc power environment, only trained service personnel other
than IBM service technicians are authorized to connect or disconnect power to
the dc power supply. See the documentation that comes with each dc power
supply.
in this document are reserved.