Hardware replacement overview
Some hardware components of the Integrated Data Protection Appliance (IDPA) DP4400 can be
replaced without shutting down the system, and some hardware components require a system
shutdown to replace.
The target audience for this document is resources who are responsible for replacing IDPA
DP4400 components.
The following table lists the IDPA DP4400 components and whether it is required that they be shut
down while being replaced. To replace one of these components, go to the required replacement
procedure.
Table 1 IDPA DP4400 component replacement shutdown requirements
Model
Component
shutdown is not
required
Component
shutdown is
required
Dell PowerEdge R740 server
l
Front disk drive
l
Rear disk drive
l
Internal disk drive
l
Power supply
l
Fans
l
DIMMs
l
Network
daughter card
l
NIC cards
l
Boss card M2
storage
l
NVMe card
Memory optimized (independent channel) mode
This mode supports Single Device Data Correction (SDDC) only for memory modules that use x4
device width. It does not impose any specific slot population requirements.
Product serial number tag
You can identify your system using the unique product serial number tag (PSNT). The PSNT is
attached to the rear of the system. This information is used to route support calls to the
appropriate personnel.
Prepare for assembly replacement
8
Dell EMC Integrated Data Protection Appliance DP4400 Service Procedures