IBM DS5100 Installation, User's, And Maintenance Manual page 230

Statement 2:
CAUTION:
When replacing the lithium battery, use only an equivalent type battery
recommended by the manufacturer. If your system has a module containing a
lithium battery, replace it only with the same module type made by the same
manufacturer. The battery contains lithium and can explode if not properly
used, handled, or disposed of.
Do not:
v Throw or immerse into water
v Heat to more than 100°C (212°F)
v Repair or disassemble
Dispose of the battery as required by local ordinances or regulations.
To remove the batteries for disposal, complete the following steps:
1. Locate the battery compartment on the system board in Controller A.
2. Insert the flat blade of a small screwdriver into the slot on the
3. Move the screwdriver as shown in the illustration until the cover is released from
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IBM System Storage DS5100 and DS5300 Storage Subsystem: Installation, User's, and Maintenance Guide
Notes:
a. The top of the battery compartment is labeled "Li", and the compartment is
located near the end of the controller system board with the external host
connectors.
b. If a Fibre channel or iSCSI host interface daughter card is installed on the
controller, you must remove the card to gain access to the battery
compartment.
battery-compartment cover.
the battery-compartment base.
Slot