HPE ProLiant DL345 Gen11 Service And Maintenance Manual page 161

Removing and replacing the 12 E3.S Removing and replacing the 12
Prerequisites Prerequisites
Before you perform this procedure, make sure that you have a T-15 Torx screwdriver available.
About this task About this task
CAUTION: CAUTION:
A discharge of static electricity from a finger or other conductor might damage system boards or other static-sensitive
devices. To prevent damage, observe antistatic precautions.
CAUTION: CAUTION:
Before replacing a DIMM, backplane, expansion card, riser board, or other similar PCA components due to a perceived
hardware error, make sure first that the component is firmly seated in the slot.
When installing the replacement component:
Observe antistatic precautions.
Handle the PCA only along the edges.
Do not touch the components and connectors on the PCA.
Do not bend or flex the PCA.
Procedure Procedure
1. If installed, remove the front bezel .
2. Power down the server.
3. If installed, open the cable management arm.
4. Remove all power:
a. Disconnect each power cord from the power source.
E3.S drive backplane drive backplane
HPE ProLiant DL345 Gen11 Server Service and Maintenance Guide 161