Installing The Sas Expansion Card - IBM QS21 - BladeCenter - 0792 Service Manual

2. Remove the BladeCenter QS21 from BladeCenter.
3. Open the top cover.
4. Remove any faulty DIMM fillers.
5. If you remove memory modules be sure to remove them in pairs. If you keep a
6. Carefully press the DIMM filler into the empty DIMM slot until the retaining clips
7. Repeat step 6 until all unused slots are fitted with DIMM fillers.
8. Replace the cover and insert the BladeCenter QS21 into the BladeCenter unit.

Installing the SAS expansion card

The BladeCenter QS21 does not have any built-in disk storage. The SAS expansion
card allows you to connect storage to the BladeCenter QS21. Use the blue handling
areas to handle the card.
Figure 15. SAS expansion card handling areas
Complete the following steps to install the SAS expansion card:
1. Shut down the BladeCenter QS21.
2. Remove the BladeCenter QS21 from the BladeCenter unit.
3. Open the top cover.
4. Locate the two SAS expansion card connectors at locations J22 and JFC_18
38
BladeCenter QS21 Type 0792: Problem Determination and Service Guide
a. Open the retaining clips on either end of the DIMM slot.
b. Pull the filler out of the slot.
single pair of memory modules they must be in the outermost slots, JDIM00 and
JDIM11. See Figure 13 on page 37 for further information.
a. Open the retaining clips on either end of the DIMM slot.
b. Pull the module out of the slot.
snap into position.
Handling areas
and the ball stud on the system board.