Installing the model 8203-E4A, 8261-E4S, 9407-M15, or 9408-M25 auxiliary cache card

You might need to prepare your system before you install the auxiliary cache card. Use the procedure in this section to perform this task.

1. Perform prerequisite tasks as described in Before you begin.
2. Stop the system. For instructions, see Stopping the system or logical partition.
3. Disconnect the power source from the system by unplugging the system.
   Attention: You must disconnect the power source from the system by disconnecting all power cords to prevent system damage during this procedure.
   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
   

4. If you have a rack-mounted system, place it in the service position. See Placing a rack-mounted model 8203-E4A, 8204-E8A, 8261-E4S, 9407-M15, 9408-M25, or 9409-M50 , or 8261-E4Sin the service position.
5. Remove the access cover.
   • For a rack-mounted system unit, see Removing the service access cover from a rack-mounted model 8203-E4A, 8204-E8A, 8261-E4S, 9407-M15, 9408-M25, or 9409-M50, or 8261-E4S .
   • For a desk-side system unit, see Removing the service access cover from a stand-alone model 8203-E4A, 8204-E8A, 8261-E4S, 9407-M15, 9408-M25, or 9409-M50, or 8261-E4S.

You might need to install an auxiliary cache card. Use this procedure to install an auxiliary cache card.

1. Locate the auxiliary cache card slot P1-C9.
   Figure 1. Model 8203-E4A, 8261-E4S, 9407-M15, or 9408-M25 auxiliary cache card location

   
2. Squeeze the tab (A) and lift the latch, as shown in the following figure.
3. Align the auxiliary cache card with the slot in the system.
4. Slide the auxiliary cache card (C) fully into the system until the tab (B) locks into place.
   Figure 2. Model 8203-E4A, 8261-E4S, or 9408-M25 RAID auxiliary cache card installation

   
5. Close the latch (A) as shown in the preceding figure. If you will also be installing the SAS RAID enablement card, refer to the Installing the RAID enablement card section now.
6. Replace the service access cover:
   • For a rack-mounted system unit, see Installing the service access cover on a rack-mounted model 8203-E4A, 8204-E8A, 8261-E4S, 9407-M15, 9408-M25, or 9409-M50, or 8261-E4S.
   • For a desk-side system unit, see Installing the service access cover on a stand-alone model 8203-E4A, 8204-E8A, 8261-E4S, 9407-M15, 9408-M25, or 9409-M50, or 8261-E4S.
7. If you are working on a rack-mounted system unit, place the system in the operating position. See Placing a rack-mounted model 8203-E4A, 8204-E8A, or8261-E4S, 9407-M15, 9408-M25, or 9409-M50 , or 8261-E4S in the operating position.
8. Start the system. For instructions, see Starting a system or logical partition.
9. Verify that the new resource is functional. For instructions, see Hardware Service Manager–Verify.