Specifications

10 Trusted Platform Module Quick Reference
Clearing Trusted Platform Module Ownership
WARNING
Disconnect the desktop board's power supply from its AC power
source before you connect or disconnect cables, or install or remove
any board components. Failure to do this can result in personal
injury or equipment damage. Some circuitry on the desktop board
can continue to operate even though the front panel power switch
is off.
CAUTION
DATA ENCRYPTED BY ANY PROGRAM UTILIZING THE TPM WILL
BECOME INACCESSIBLE IF TPM OWNERSHIP IS CLEARED.
Recovery procedures may allow the migratable keys to be recovered and
might restore access to encrypted data. (Review the Recovery
Procedures for detailed instructions).
The TPM may be cleared to transfer ownership of the platform to a new owner.
1. Observe precautions in the above WARNING then open the system case.
2. Move the configuration jumper on the board to pins 2-3.
3. Restore power to the PC and power on.
4. System should automatically enter BIOS setup.
5. Use the arrow keys to select Clear Trusted Platform Module, press
<Enter>.
6. If you agree to the warning message select Ok and press <Enter>.
7. Press the <F10> key to save and exit, select Ok and press <Enter>.
8. Power off the system.
9. Review precautions in the WARNING above.
10. Restore the configuration jumper on the board to pins 1-2.
When cleared, the TPM module is disabled by default.
Support Links
• For assistance with the Infineon Security Platform Software visit:
http://www.infineon.com
• For assistance with the Wave System EMBASSY Trust Suite visit:
• http://www.wave.com/support/ets.html
• For additional information about TPM and enhancing PC security, visit:
http://www.trustedcomputinggroup.org/home