IBM OpenCAPI Installing And Servicing page 69

Figure 41. System processor jumper positions
6. Install the air baffles.
7. Prepare the system for operation. For instructions, see "Preparing the 8335-GTC, 8335-GTG, 8335-
GTH, 8335-GTW, or 8335-GTX system for operation after you remove and replace internal parts" on
page 36.
8. Update the system firmware level of the BMC card to OP940.20, or later. For instructions, see
Updating the system firmware by using the OpenBMC tool.
Note: If you are not able to update the system firmware level, contact your next level of support.
9. Power off the system and place it in the service position. For instructions, see "Preparing the 8335-
GTC, 8335-GTG, 8335-GTH, 8335-GTW, or 8335-GTX system to remove and replace internal parts"
on page 32.
10. Attach the electrostatic discharge (ESD) wrist strap.
The ESD wrist strap must be connected to an unpainted metal surface until the service procedure is
completed, and if applicable, until the service access cover is replaced.
Attention:
• Attach an electrostatic discharge (ESD) wrist strap to the front ESD jack, to the rear ESD jack,
or to an unpainted metal surface of your hardware to prevent the electrostatic discharge
from damaging your hardware.
Common procedures for servicing or installing features in the 8335-GTC, 8335-GTG, 8335-GTH, 8335-GTW, or
8335-GTX system 55