Lenovo ThinkEdge SE455 V3 User Manual page 206

b. Pivot the dust filter towards the security bezel until it is seated in place. Make sure the guide
pins on the security bezel is seated in the holes on the dust filter.
Figure 178. Installing the dust filter
After this task is completed
Proceed to install the security bezel. See
Install the security bezel
Follow instructions in this section to install the security bezel.
About this task
Attention:
• Read "Installation Guidelines" on page 39
work safely.
Important: When installing the security bezel for the first time, the key that is required to lock the security
bezel is stored at the location as illustrated:
198 ThinkEdge SE455 V3 User Guide
"Install the security bezel" on page
and "Safety inspection checklist" on page 40
198.
to ensure that you