Chapter 2 Hardware Installation and Service 2-31
2.3.10 Changing Jumper Settings
Jumpers and their switches are located near the heatsink on the blade server.

2.3.10.1 Clearingthe CMOS Setting Using Jumper 2

Reset jumper 2 to clear the CMOS settings, which restores the default BIOS settings.
Jumper 2 is shown in FIGURE2-12. The jumper housing should be stored in the P2/P3
position, which is the run position.
FIGURE2-12 Jumper2 in the Default Run Position
TABLE2-4 provides information on the pin functions on jumper 2.
TABLE2-4 Pin Functions on Jumper 2
PinNumber Purpose
Pin 1 Battery Feed
Pin 2 VCC_RTC(destination for battery
power)
Pin 3 BATT_CLR (resistor to GND, used to
drain capacitive chargeand clear the
CMOS memory)