Clearing The Cmos; Figure 13. Clear Cmos Jumper - Intel SE7520BD2 User Manual

Server Utilities

Clearing the CMOS

If you are not able to access the BIOS setup screens, the Clear CMOS jumper will need to be used
to reset the configuration RAM. The Clear CMOS jumper is located on jumper block J2H1.
1. Power down the system and disconnect the AC power.
2. Open the server.
3. Move the jumper from pins 1 and 2 to the Force Erase position, covering pins 2 and 3 as
indicated in the following diagram.
4. Reconnect the AC power, power up the system.
5. When the system begins beeping, power it down and disconnect the AC power.
6. Return the CMOS Clear jumper to cover pins 1 and 2.
7. Close the server chassis, reconnect the AC power and power up the system.
Intel® Server Board SE7520BD2
CMOS
CLR
B
3
J2H1

Figure 13. Clear CMOS Jumper

TP00903
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