2. Verify that the status for all DIMMs is "OK".
M2 memory remove and replace
M2 memory is not hot-swappable and requires a system shutdown.
Identifying a failed M.2 from the ACM
If an M.2 is suspected of failing, you can check the web UI or use the FRU command line
verification from the ACM.
Procedure
1. Access the web UI and check for alerts in the Health screen. Click an alert for more details.
2. Log in to the ACM command line by using SSH.
Use
root
for the user, and use the common password for the appliance.
3. At the command line, type the following command:
# showfru boss
The screen displays that the system is collecting data. When the data collection is
completed, the screen displays status information for the BOSS card and both M.2 cards.
Collecting Data............
_____________________________________
| ID | State| Status| FW Version |
|====================================|
| BOSS-S1| 0 | OK | 2.5.13.2008|
_________________________________________________________________
| ID | State | Status| FW Version| Capacity| Operation| OpStatus|
|================================================================|
| 0-0| Online| OK | N201DL43 | 111.79GB| None | 0% |
| 1-1|Offline| Error | N201DL43 | 111.79GB| None | 0% | *
In this example, M.2 1-1 is identified as failed and should be replaced.
Disconnect the power cords and I/O cables
This procedure is used to disconnect the system from electrical power and disconnect the
peripherals.
Procedure
1. Shut down the system as described in
.
2. Label each power cord and I/O cable so you can easily identify them when you need to plug
them in to restore the system.
3. Unplug power cords from the power supplies and disconnect the I/O cables from the
system.
Extend the system from the cabinet
This procedure is used to extend the system from the cabinet so that the system cover can be
removed to access the internal FRU components, or used in removing the system from the
cabinet.
Procedure
1. At the front of the cabinet, locate the two slam latches on the left and right sides of the
system. Pull the slam latches up to release the system from the cabinet. If the slam latches
do not disengage, loosen the screw under each latch.
Remove and replace assemblies
Dell EMC Integrated Data Protection Appliance DP4400 Service Procedures
47