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DR4300 Owners Manual
Replacing the system battery
125
a. USB memory key
b. USB port
1. Follow the procedure listed in the After working inside your system section.
2. While booting, press F2 to enter System Setup and verify that the system detects the USB memory key.
Related tasks
See also:
Before working inside your system
See also:
After working inside your system
Related references
See also:
See also:
System board jumpers and connectors
System battery
The system battery is used for low-level system functions like powering the real-time clock and storing the
computer’s BIOS settings.
Replacing the system battery
NOTE:
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. For more information, see the safety
information that shipped with your system.
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 are
shipped with your product.
1. Follow the safety guidelines listed in the Safety instructions section.
2. Follow the procedure listed in the Before working inside your system section.
3. Remove the cooling shroud.
1. Locate the battery socket. For more information, see the Jumpers and connectors section.
CAUTION:
To avoid damage to the battery connector, you must firmly support the connector
while installing or removing a battery.
2. Place your finger between the securing tabs at the negative side of the battery connector and lift the battery
out of the socket.
Figure 55. Removing the system battery
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