a. Open the two release levers as shown in the illustration. The controller
moves out of the bay approximately 0.6 cm (0.25 inch).
b. Pull the controller out of the bay.
DANGER
Electrical voltage and current from power cables are hazardous. To
avoid a shock hazard, always place electrical equipment on dry,
static-free level surfaces. Never turn on any electrical equipment
when there is evidence of fire, water, or structural damage.
c. Place the controller on a dry, static-free level surface.
5. Remove the cover (see “Removing and installing a cover” on page 107).
6. Place the controller on a flat surface.
7. Remove the failed battery unit from the controller.
a. Loosen the blue captive fastener until the battery can move in the direction
that is indicated by the arrow.
b. Slide the battery unit out of the controller in the direction that is indicated
by the arrow.
c. Dispose of the battery as required by local ordinances or regulations. For
more information, see the IBM Systems Environmental Notices and User's
Guide on the IBM Support DVD.
Release
levers
Figure 113. Removing a controller
Battery connector
Captive fastener
Memory cache battery
Figure 114. Removing a battery unit from the controller
Chapter 5. Replacing components 149
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