Main Logic Board Switch And Jumper Settings - Digital Equipment 3100R Series Service Maintenance Manual

Main Logic Board Switch and Jumper Settings

The following table lists the main logic board switch settings, jumper settings and
factory-default settings. Figure 5-14 shows the switch and jumper locations.
CAUTION:
you are safely grounded. Wear a grounded wrist strap or
touch an exposed metal part of the server chassis. A static
discharge from the fingers can result in permanent damage
to electronic components.
Feature Function
BIOS Disabled
Enabled (1)
upgrade
Normal (1)
Recovery
mode Recovery mode
Disabled (1)
Boot block
update Enabled
Normal mode (1)
Password
clear Password clear
RSM Installed
Not installed (1)
installed
(1) Factory default setting
ON = switch closed; OFF = switch open
Do not touch any electronic component unless
Setting Description
SW1-1, off This switch is set to Enabled (on) at the factory in
SW1-1, on (1)
order to load the latest BIOS information from the
ServerWORKS Quick Launch CD-ROM.
To prevent unauthorized personnel from loading a
new server BIOS, you must set this switch to
Disabled (off). Loading a new server BIOS might
allow someone to override other server security
features or introduce a virus into the server.
SW1-2, off (1)
If the BIOS upgrade failed, refer to the
SW1-2, on README.TXT file that came with the BIOS
upgrade.
SW1-3, off (1)
Set this switch to disabled (OFF) position to
SW1-3, on prevent unauthorized personnel from changing the
BIOS boot block.
SW1-4, off (1)
Set this switch to the password clear (ON) position
SW1-4, on and then restart the server to reset the password.
SW1-5, off If DIGITAL's Remote Server Management
SW1-5, on (1)
(RSM) option is added to the server, connect
the RSM reset cable to RSM connector and
change the switch position to the installed
(OFF) position.
FRU Replacement
continued
5-29