Lenovo ThinkEdge SE455 V3 User Manual page 217

Figure 189. Firmware and RoT security module removal
a. Loosen the two screws on the firmware and RoT security module.
b. Lift the firmware and RoT security module out of the chassis.
After this task is completed
1. Install a replacement unit. See
2. If you are instructed to return the component or optional device, follow all packaging instructions, and
use any packaging materials for shipping that are supplied to you.
Install the firmware and RoT security module
Follow instructions in this section to install the Firmware and Root of Trust Security Module (firmware and
RoT security module).
S002
CAUTION:
The power-control button on the device and the power switch on the power supply do not turn off the
electrical current supplied to the device. The device also might have more than one power cord. To
remove all electrical current from the device, ensure that all power cords are disconnected from the
power source.
About this task
Important: This task must be operated by trained technicians that are certified by Lenovo Service. Do no
attempt to remove or install it without proper training and qualification.
Attention:
"Install the firmware and RoT security module" on page
.
Chapter 5 Hardware replacement procedures
209.
209