Installing The Hard Drive Backplane - Dell EMC NX430 System Owner's Manual

Figure 34. Cabling diagram—Four 3.5-inch hard drive SAS/SATA backplane
1 power interposer board (PIB)
3 optical drive power cable connector on the system board
5 optical drive SATA connector on the system board
7 cable routing clip
9 optical drive
11 signal cable connector on the backplane
Next steps
1 Install the hard drive backplane.
2 Follow the procedure listed in the After working inside your system section.

Installing the hard drive backplane

Prerequisites
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 are shipped with your product.
CAUTION: To prevent damage to the control panel flex cable, do not bend the control panel flex cable after it is inserted into the
connector.
86 Installing and removing system components
2 signal cable connector on the system board
4 system board
6 SAS connector on the system board
8 backplane
10 SAS connector on the backplane
12 power cable connector on the backplane