Dell EMC PowerEdge R7525 Installation And Service Manual page 58

2. Insert the backplane into the guides and lower the backplane until the blue release tabs clicks into place.
3. Route the cables properly through the cable guide and connect the cables to the connector on the system board.
Figure 52. Installing the drive backplane
Next steps
1. Install the cooling fan cage
2. Install all the drives.
3. If removed, install the air
4. Install the drive backplane
5. Connect the drive backplane cables to the connector on the system board.
6. Connect the drive backplane cables to the connector on the backplane.
7. Follow the procedure listed in
58 Installing and removing system components
assembly.
shroud.
cover.
After working inside your system on page 27.