Chapter 4. Motherboard Tray - Opening
and Closing the IO door
You will need to completely remove the motherboard tray from the server in order to service the fol-
lowing components. If this is the case, please refer to the section that describes the procedure to
remove the motherboard.
▶ DIMMs (either adding or replacing)
▶ Trusted Platform Module (TPM)
4.1. Preparing the Motherboard for Service
Before pulling the motherboard out of the system, the system must be shut down and cables must
be removed from the system.
Caution: Wear an ESD strap during any procedure that involves touching electronic components.
1. Shut down the system
2. To avoid miscongurations, label all the cables before unplugging them.
▶ Label all network, monitor and USB cables
▶ Unplug all power cords
▶ Unplug all network, monitor and USB cables
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