Dell EMC PowerEdge XE2420, Installation And Service Manual

Page: 105 / 173

Table 43. Optimized population rules for dual processor (continued)
Dual processor Processor 1 Processor 2
A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 B1 B2 B3 B4 B5 B6
8 DIMMs
(Exception from
traditional rules)
✔ ✔
–
✔ ✔
– – – – –
✔ ✔
–
✔ ✔
–
10 DIMMs
✔ ✔ ✔ ✔ ✔
– – – – –
✔ ✔ ✔ ✔ ✔
–
12 DIMMs
(Recommended
for best
performance)
✔ ✔ ✔ ✔ ✔ ✔
– – – –
✔ ✔ ✔ ✔ ✔ ✔
13 DIMMs
✔ ✔ ✔ ✔ ✔ ✔ ✔
– – –
✔ ✔ ✔ ✔ ✔ ✔
14 DIMMs
(Exception from
traditional rules)
✔ ✔
–
✔ ✔
–
✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔
15 DIMMs
✔ ✔ ✔ ✔ ✔
–
✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔
16 DIMMs
(Recommended
for best
performance)
✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔
Removing a memory module
Prerequisites
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 GPU riser 2.
4. Remove the GPU riser 1 or second drive bay assembly .
5. Remove the air shroud .
WARNING: The memory modules are hot to touch for some time after the system has been powered off. Allow the
memory modules to cool before handling them.
Steps
1. Locate the appropriate memory module socket.
2. To release the memory module from the socket, simultaneously press the ejectors on both ends of the memory module socket to fully
open.
CAUTION: Handle each memory module only by the card edges, ensuring not to touch the middle of the memory
module or metallic contacts.
3. Lift the memory module away from the system.
Installing and removing system components 105