Bios Recovery Jumper; Restoring Bios Default Settings - Kontron CG2300 Installation And Maintenance Manual

8. Open the server chassis.
9. Move the jumper from the enabled position (covering pins 2 and 3) to the disabled position (covering pins 1 and 2).
10. Close the server chassis.
11. Reconnect the AC cord(s) and power up the server.
7.6

BIOS Recovery Jumper

When the BIOS Recovery jumper block is moved from its default pin position (pins 1-2), the system will boot to the uEFI shell,
where a standard BIOS update can be performed. See the BIOS update instructions that are included with System Update
Packages (SUP) downloaded from Intel's download center web site. This jumper is used when the system BIOS has become
corrupted and is non-functional, requiring a new BIOS image to be loaded on to the server board.
The following procedure should be followed:
1. Turn off the system.
2. For safety, remove the AC power cord(s).
3. Remove the system top cover.
4. Move the " BIOS Recovery
(covering pins 2 and 3).
5. Reinstall the system top cover and reattach the AC power cord(s).
6. Power up the system.
7. The system will automatically boot to the EFI shell. Update the BIOS using the standard BIOS update instructions provided with
the system update package.
8. After the BIOS update has successfully completed, power off the system. For safety, unplug the AC power cord(s) from the
system.
9. Remove the system top cover.
BIOS Recovery
10. Move the "
11. Re-attach the system top cover and plug in the AC power cord(s).
12. Power up the system and access the <F2> BIOS Setup utility.
13. Configure the desired BIOS settings.
14. Press the <F10> key to save and exit the utility.
7.7

Restoring BIOS Default Settings

If you are not able to access the BIOS setup screens, you may need to restore the BIOS settings to their factory defaults by
clearing the CMOS. This procedure requires physical access to the inside of the server.
1. Power down the system but do not disconnect the power cord(s).
2. Open the server. See (A) in Chapter 4 for instructions.
3. Remove the right-side, slot 5 riser assembly. For instructions, see "(B) Removing a Riser Card Assembly".
4. Remove the processor air duct. For instructions, see "(C) Removing the Processor Air Duct".
5. Locate the "BIOS Default" jumper (J2J2) as shown in Figure 29.
96
" jumper from the default operating position (covering pins 1 and 2) to the BIOS Recovery position
" jumper back to the default operating position (covering pins 1 and 2).
Installation and Maintenance Guide
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