Dell EMC PowerEdge XE7420, Инструкция по установке и обслуживанию

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System board
Removing the system board
Prerequisites
CAUTION: If you are using the Trusted Platform Module (TPM) with an encryption key, you may be prompted to
create a recovery key during program or System Setup. Be sure to create and safely store this recovery key. If
you replace this system board, you must supply the recovery key when you restart your system or program
before you can access the encrypted data on your drives.
1. Follow the safety guidelines listed in the Safety instructions .
2. Follow the procedure listed in the Before working inside your system .
3. Remove the following components:
a. Sled
b. Air shroud
c. PCIe card module
d. Mini PERC module
e. OCP card
f. Sled cables kit
g. Motherboard bridge board module
h. Cable M.2 card
i. Memory
j. Processor and heat sink
Steps
1. Remove the eight screws securing the system board to the chassis.
2. Slightly lift the system board and slide it towards the front of the chassis.
3. Lift the system board out of the chassis.
96 Installing and removing system components