Hardware Reference
In-Depth Information
Normal to Configure. (See
Figure 5.7
,
earlier in this chapter.) Because this is the only
jumperonamodernIntelboard,itisprettyeasytofind.Whenthesystemispoweredback
on, the BIOS Setup automatically runs, and you can select the Maintenance menu shown
in
Table 5.4
. After making changes and saving, power off the system and reset the jumper
to Normal mode for normal operation.
Table 5.4 Maintenance Menu Settings
Note that most processors are designed to allow operation only at their default multiplier
or frequency ratio (a feature called
speed locking
), whereas some allow higher-than-rated
ratios to be selected.
If a user forgets his password, all he has to do is set the configuration jumper, enter the
MaintenancemenuinBIOSSetup,andusetheoptionprovidedtoclearthepassword.This
function doesn't tell the user what the password was; it simply clears it, allowing a new
one to be set if desired. This means the security is only as good as the lock on the system
casebecauseanybodywhocangettotheconfigurationjumpercanclearthepasswordand
