Dell PowerEdge XE2420 EMC Installation and Service Manual - Page 146

Take care not to damage the system identification button while removing the system board

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b. Control panel assembly c. GPU riser 2 d. GPU riser 1 or Second drive bay assembly e. Interposer f. LOM riser card g. NVME riser h. IDSDM module i. Air shroud j. Internal USB key (if installed) k. Memory modules l. Heat sink m. Processor n. TPM o. Disconnect all cables from the system board. CAUTION: Take care not to damage the system identification button while removing the system board from the system. Steps 1. Using a Phillips #2 screwdriver, remove the screws securing the system board to the chassis. Figure 122. System board diagram with screws 2. Using the system board holder, slightly lift the system board, and then slide it toward the rear of the chassis. 3. Lift the system board out of the chassis. 146 Installing and removing system components

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b.
Control panel assembly
c.
GPU riser 2
d.
GPU riser 1
or
Second drive bay assembly
e.
Interposer
f.
LOM riser card
g.
NVME riser
h.
IDSDM module
i.
Air shroud
j.
Internal USB key (if installed)
k.
Memory modules
l.
Heat sink
m.
Processor
n.
TPM
o.
Disconnect all cables from the system board.
CAUTION:
Take care not to damage the system identification button while removing the system board
from the system.
Steps
1.
Using a Phillips #2 screwdriver, remove the screws securing the system board to the chassis.
Figure 122. System board diagram with screws
2.
Using the system board holder, slightly lift the system board, and then slide it toward the rear of the chassis.
3.
Lift the system board out of the chassis.
146
Installing and removing system components