IBM Power System S822LC Manual page 191

6. Insert the time-of-day battery in the slot on the power riser as shown in Figure 202. Ensure to insert
the battery with the correct polarity as recorded during removing of the battery.
Figure 202. Replacing the time-of-day battery on the power riser
7. To replace a power riser, complete the following steps:
a. Hold the power riser by the blue tab.
b. Using the alignment pins (A), insert the power riser into the slot. See Figure 203 on page 176.
c. Reconnect the fan power cable to the power riser. See (C) in Figure 203 on page 176.
Removing and replacing parts in the IBM Power System S822LC (8335-GTB)
175