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