Dell PowerEdge R300 - Manual (Page 112)

112
Installing System Components
System Battery
The system battery is a 3.0-volt (V), coin-cell battery.
Replacing the System Battery
CAUTION:
Many repairs may only be done by a certified service technician. You
should only perform troubleshooting and simple repairs as authorized in your
product documentation, or as directed by the online or telephone service and
support team. Damage due to servicing that is not authorized by Dell is not covered
by your warranty. Read and follow the safety instructions that came with the
product.
CAUTION:
There is a danger of a new battery exploding if it is incorrectly
installed. Replace the battery only with the same or equivalent type recommended
by the manufacturer. Discard used batteries according to the manufacturer's
instructions. See your System Information Guide for additional information.
1 Turn off the system, including any attached peripherals, and disconnect
the system from the electrical outlet.
2 Open the system. See "Opening and Closing the System" on page 70.
3 Remove the left riser card (RISER2) and any installed expansion card. See
"Removing the Riser Card" on page 99.
Figure 3-21. Replacing the Battery
1 positive side of battery connector 2 system battery
3 negative side of battery connector
2
3
1
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