Clearing The Cmos; Figure 13. Cmos Recovery Jumper - Intel SE7520JR2 - Server Board Motherboard User Manual

Server Utilities
4. Reconnect the AC power, power up the system.
5. Power down the system and disconnect the AC power.
6. Return the Password Clear jumper to the Password Clear Protect position, covering pins
1 and 2.
7. Close the server chassis.
8. Reconnect the AC power and power up the server.

Clearing the CMOS

If you are not able to access the BIOS setup screens, the CMOS Clear jumper will need to be used
to reset the configuration RAM. The CMOS Clear jumper is shown on the line labeled "C" in the
figure below.
1. Power down the system and disconnect the AC power.
2. Open the server.
3. Move the jumper from the normal operation position, CMOS Clear by BMC, at pins 1 and 2 to
the CMOS Clear 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 the CMOS Clear by BMC location, covering pins 1 and 2.
7. Close the server chassis.
8. Reconnect the AC power and power up the system.
38
2 3
A
B
C

Figure 13. CMOS Recovery Jumper

TP01241