IBM DS3500, Installation, User'S, And Maintenance Manual

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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 5-2).
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 5-17. Removing a controller
Battery connector
Captive fastener
Memory cache battery
Figure 5-18. Removing a battery unit from the controller
5-32
System Storage DS3500 and EXP3500: Installation, User's, and Maintenance Guide