Kontron CG2200 Carrier Grade Server - Manual (Page 80)

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Kontron CG2200 Carrier Grade Server Installation and Maintenance Guide
5. If this is the last task you are performing inside the server chassis, replace the chassis cover and
the front bezel, reconnect the power cord(s), and reconnect any external devices.
5.8 Replacing the SAS Backplane Board
The six-slot SAS backplane board is located at the rear of the HDD drive bay assembly. It is held in place
by a cover plate on top of the HDD bay assembly that goes over the top edge of the backplane board.
There is also a black plastic air duct surrounding the drive bay on the right side and rear of the assembly.
In order to access the SAS backplane board to replace it, you need to first remove the following
components:
•
Chassis cover
•
Front bezel
•
Any hard disk drives installed
•
HDD bay assembly cover plate
•
The power cable connecting the power distribution board to the front of the backplane board
•
The two mini-SAS connectors on the backplane
CAUTION: Before replacing any of the boards on the CG2200 server, you must first take the server out of
service, turn off all peripheral devices connected to the server, turn off the server by pressing the power
button, and unplug the power cord(s) from the system and wall outlet.
When handling the SAS backplane board, observe the normal safety and ESD precautions. See
“Appendix A: Safety Information” for more information.
5.8.1 Removing the Old SAS Backplane Board
1. Power down the server and remove all peripheral devices and the power cord(s)
2. Remove the front chassis cover. For instructions, see “Removing the Cover” in Section 3.2.
3. Remove the front panel bezel. For instructions, see “Removing the Front Bezel” in Section 3.2.
4. Slide any hard disk drives out from the drive bay slots to disengage them from the backplane.
5. Remove the cover plate on the HDD bay assembly by loosening the screw that fastens it to the drive
bay and sliding it to the left towards the chassis wall to release the tabs. (Figure 53, “A” and “B”)
6. Lift the cover plate off of the HDD bay assembly. (“C”)