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Configuring System Board Jumpers
Before You Begin
Only a qualified technical person should perform the procedures in this section.
!CAUTION
Electrostatic discharge (ESD) can damage the system board. Modify the system board only at an ESD workstation. Otherwise, wear an antistatic wrist strap attached to chassis ground.
The system board jumpers enable you to set specific operating parameters for your system. A jumper is a small
Figure 3-1 shows the location of system board jumpers. Referring to Figure 3-1, jumper A is the CMOS clear configuration jumper. Jumper B shown in Figure 3-1 is the password clear configuration jumper. Table 3-3 lists the factory default settings for the CMOS and password configuration jumpers.
CMOS CLR: Pin for protecting/ clearing the CMOS contents (The figure shows the
PASSWD CLR: Pin for protecting/ clearing the password
: Strapped
CMOS PASSWD RECOVERY BMC FLASH
CLR CLR BOOT EN
B
AC
ACMOS Clear
BPassword Clear
CFactory Setting (Do not change)