Sun Microsystems Blade X6450, Service Manual

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Chapter 3 Maintaining the Server 3-21
3.4.1 Replacing the System Battery (CRU)
The system battery is a customer replaceable unit (CRU). It is located on the
motherboard. If an optional RAID Expansion Module is installed, you must remove
the card to access the battery.
▼
To Replace the System Battery
1. Power off the server module, and remove the server module from the chassis
(see “To Remove the Server Module From the Chassis” on page 3-13 ).
Caution –
Possible chassis shutdown. Do not operate the system with empty slots.
Always insert a filler into an empty slot to reduce the possibility of module
shutdown.
2. Remove the main cover as described in “To Remove the Main Cover” on
page 3-15 .
3. If a RAID expansion module (REM) card is present, remove the card ( see “To
Remove a RAID Expansion Module” on page 3-38 ) .
The system battery is located on the motherboard (see
FIGURE 3-7
).
4. Remove the battery by gently pulling the clip away from the edge of the battery
and lifting the battery straight up. See
FIGURE 3-7
.