Remove the model 285, 52x, 55x, or 720 RAID enablement card

Prepare the system

Perform prerequisite tasks as described in Before you begin.
Identify the RAID enablement card that you need to remove. For instructions, see Identify a failing part.
Stop the system. For instructions, see Stop the system or logical partition.
Disconnect the power source from the system by unplugging the system.
Note: This system might be equipped with a second power supply. Before continuing with this procedure, ensure that all power sources to the system have been completely disconnected.

(L003)

or
Remove the front cover. For instructions, see Remove the front cover from the model 285, 52x, 55x, OpenPower 720, or the 0595 expansion unit.
Attention:
- Attach a wrist strap to an unpainted metal surface of your hardware to prevent electrostatic discharge from damaging your hardware.
- When using a wrist strap, follow all electrical safety procedures. A wrist strap is for static control. It does not increase or decrease your risk of receiving electric shock when using or working on electrical equipment.
- If you do not have a wrist strap, just prior to removing the product from ESD packaging and installing or replacing hardware, touch an unpainted metal surface of the system for a minimum of 5 seconds.

Locate the RAID enablement card. The RAID enablement card is located below the disk drives.
Pull out on the locking knobs of the RAID enablement card until you feel them unlock.
Slide the RAID enablement card out of the system, as shown in Figure 1 or Figure 2.
Figure 1. RAID enablement card removal from a stand-alone system unit

Figure 2. RAID enablement card removal from a rack-mounted system unit
Replace the RAID enablement card. For instructions, see Replace the model 285, 52x, 55x, or 720 RAID enablement card.