Installing The Cooling Shroud; Hard Drives/Ssds - Dell PowerEdge M820 Owner's Manual

1. tabs (4)
2. cooling shroud
3. slots on the chassis (4)

Installing The Cooling Shroud

CAUTION: Many repairs may only be done by a certified service technician. You should only perform
troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or
telephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by your
warranty. Read and follow the safety instructions that came with the product.
1. Align the tabs on the cooling shroud with the slots on the chassis.
2. Lower the cooling shroud into the system until the tabs seat securely on the slots on the blade chassis.
3. Close the blade.
4. Install the blade in the enclosure.

Hard Drives/SSDs

• The system supports up to four 2.5 inch SAS hard drives or two PCIe SSDs.
• All drives connect to the system board through the SSD/SAS hard-drive backplane.
• Hard drives/PCIe SSDs are supplied in special hot-swappable drive carriers that fit in the drive slots.
• All empty drive slots must have hard-drive blanks installed.
The following table lists the supported hard drive/SSD configurations.
Table 1. Supported Hard-Drive/Controller Card/Drive Backplane Configurations
Number of Drive Population
Drives
Drive Bay 0
Four Two SAS
hard drives
Four Two SAS
hard drives
Two Two SAS
hard drives
NOTE: The SAS drive backplane with four drive slots is installed on the system board connectors labeled J_BP0
and J_BP1.
NOTE: SAS hard-drive backplane (with two drive slots) for drives installed in drive bay 0 is installed on the system
board connector labeled J_BP0. The PCIe SSD backplane (with two drive slots) for PCIe SSDs is installed on the
system board connector labeled J_BP1.
30
Storage Controller Card Type
Installed
Drive Bay 1 MiniPERC
CARD
Connector
Two SAS Storage
hard drives controller
card
Two PCIe Storage
SSDs controller
card
- Storage
controller
card
Drive Backplane Installed
PCIe System Board
EXTENDER Backplane
Connector Connector J_BP0
-
SAS drive backplane with four drive slots
PCIe SAS hard-drive
extender backplane with two
card drive slots
- SAS hard-drive
backplane with two
drive slots
System Board
Backplane Connector
J_BP1
PCIe SSD backplane
with two drive slots
-