Jumpers; Performing Cmos Clear, Bios Recovery, And Bmc Force Update; Performing Cmos Clear; Performing Bios Recovery Boot - Intel SDS2 Specification

Jumpers

Jumper
CN42
9 – 10
11 – 12
CN46
CN47
CN48
CN49
CN50
9.2 Performing CMOS Clear, BIOS Recovery, and BMC Force
Update
9.2.1

Performing CMOS Clear

Clear CMOS as follows.
1. Power off the system, unplug the power cord, and remove the chassis panel.
2. Add a jumper on CN42 pins 1-2 (CMOS Clear).
3. Replace the chassis panel, plug in the power cable(s), and power on the system.
4. After POST completes, power down the system, unplug the power cable(s), and remove
the chassis panel.
5. Remove the jumper from CN42 pins 1-2.
6. Replace the chassis panel and connect system cables.
7. Power on the system, press F2 at the prompt to run the BIOS Setup utility, and select
"Get Default Values" at the Exit menu.
9.2.2

Performing BIOS Recovery Boot

In the event of BIOS corruption, the following procedure may be used to perform a BIOS
Recovery boot.
1. Prepare a bootable floppy diskette containing the BIOS recovery files for the SDS2
Server Board obtained from Intel's web sites.
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Table 80. List of Assembled Jumpers in Production

Pins Default
1 – 2 Open When closed, clears CMOS during POST
3 – 4 Open When closed, clears CMOS password
5 – 6 Open RESERVED (Do Not Use)
7 – 8 Open RESERVED (Do Not Use)
Open When closed, forces BIOS Recovery Mode
Closed SPARE jumper storage
1 – 2 Open When closed, permits BIOS boot block to be updated
1 – 2 Open When closed, permits BMC boot block to be updated
1 – 2 Open When closed, disables FRB timer
1 – 2 Open When closed, forces BMC in Update Mode
1 – 2 Closed When closed, disables chassis intrusion sensor
Order Number: A85874-002
Intel® Server Board SDS2
Operation
Revision 1.2