Remove the rear air baffle
Follow the instructions in this section to remove the rear air baffle.
About this task
Power off the server and peripheral devices and disconnect the power cords and all external cables. See Power off the server.
If the server is installed in a rack, slide the server out on its rack slide rails to gain access to the top covers, or remove the server from the rack. See Remove the server from rails.
If you intend to install memory modules in the server, you must first remove the air baffle from the server.
- Make preparation for the task.
- If a flash power module is installed, disconnect the cable of the RAID flash power module from the extension cable.Figure 1. Disconnecting cable from flash power module
- If an M.2 boot adapter is installed, disconnect the cables from the M.2 boot adapter on the front air baffle.
SATA/x4 NVMe M.2 boot adapterFigure 2. Disconnecting cable from SATA/x4 NVMe M.2 boot adapter
SATA/NVMe or NVMe M.2 boot adapterFigure 3. Disconnecting cable from SATA/NVMe or NVMe M.2 boot adapter
- Loosen the captive screw that secures the cable with a screwdriver.
- Disconnect the cables from the M.2 boot adapter.
- Remove the power cable routed through the rear air baffle and set it aside. See Power distribution board cable routing for more information on the internal cable routing.
- Lift the cables routed through the rear air baffle and set them aside.Figure 4. Lifting cable out of rear air baffle
- Grasp the rear air baffle and carefully lift it out of the chassis.NoteFor proper cooling and airflow, reinstall the front and rear air baffles before you turn on the server. Operating the server with the air baffle removed might damage server components.Figure 5. Removing rear air baffle for 3U standard PHMFigure 6. Removing rear air baffle for 2U performance PHM