Removing And Replacing A Battery Unit From The Controller Chassis - IBM System Storage DS5020 Installation, User's, And Maintenance Manual

Attention:
damage from static electricity. For details about handling static-sensitive devices,
see "Handling static-sensitive devices" on page 31.
Before you begin, ensure that you wear an anti-static wrist strap.
Use the following procedure to replace a battery unit:
1. Use the DS Storage Manager client software to print a storage subsystem
2. Locate the RAID controller that contains the failed battery unit.
3. Check the LEDs on the battery units to determine which of the two battery units
4. Put on anti-static protection.
5. To remove the failed battery unit from the RAID controller, press the orange
Figure 86. Removing and replacing a battery unit from the controller chassis
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IBM System Storage DS5020 Storage Subsystem: Installation, User's, and Maintenance Guide
When you handle static-sensitive devices, take precautions to avoid
profile.
has failed. (See "Battery unit LEDs" on page 105.) Replace only the battery unit
that is indicated as failed by the LEDs.
battery unit latch toward the black battery handle to unlatch the battery from the
DS5020 chassis and slowly pull the battery unit from the controller chassis
using the handle, as shown in Figure 86.
Latch
Pull handle
Controller A
backup battery unit
Controller B
backup battery unit