Installing The Power Supply; System Battery; Replacing The System Battery - Dell External OEMR R210II Owner's Manual

Installing the Power Supply

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.
1 Open the system. See "Opening the System" on page 50.
2 Angle the power supply so that the connector fits through the back-panel
opening.
3 Align the screw hole on the power supply with the hole on the chassis. See
Figure 3-18.
4 Tighten the screw to secure the power supply to the chassis.
5 Connect all the power cables to the system board, hard drive(s), and
optical drive.
You must route these cables properly to prevent them from being pinched
or crimped.
6 Close the system. See "Closing the System" on page 51.
7 Reconnect the system to its electrical outlet and turn the system on,
including any attached peripherals.

System Battery

Replacing the System Battery

WARNING:
installed. Replace the battery only with the same or equivalent type recommended
by the manufacturer. See your safety information for additional information.
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.
There is a danger of a new battery exploding if it is incorrectly
Installing System Components
89