Users Guide

8. Take the replacement storage controller and reconnect the cables before reconnecting it to the backplane.

If you are removing a PERC H755 front SAS controller in the upside down orientation, reattach the PERC controller to the

backplane first before reinstalling the backplane into the system. For more information on installing the card, see Install the

PERC H755 front SAS card.

9. Close the system.

10. Reconnect the system to its electrical outlet and turn the system on, including any attached peripherals.

Figure 6. Remove the PERC H755 front SAS card

Install the PERC H755 front SAS card

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.

NOTE: It is recommended that you always use a static mat and static strap while working on components in the interior of

the system.

Steps

1. Turn off the system, including any attached peripherals, and disconnect the system from the electrical outlet.

2. Open the system.

3. Connect the PERC card to the carrier and ensure that the screws are properly fastened in place.

Install and remove a PERC 11 card