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Do not push any objects into the air vents or openings of
your equipment. Doing so can cause fire or electric shock
by shorting out interior components.
Do not allow your portable computer or adapter to operate
with the base resting directly on exposed skin for extended
periods of time. The surface temperature of the base will
rise during normal operation, particularly when AC power is
present. Allowing sustained contact with exposed skin can
cause discomfort or burn.
Contact Dell (or an authorized dealer or service center for
retail purchases) if your equipment does not operate
normally.
General Power Safety
Observe the following guidelines when connecting your equipment
to a power source.
If your equipment uses an AC adapter:
Use only the Dell provided AC adapter approved for use
with this device: P01S: PA-1E. Use of another AC adapter
may cause a fire or explosion.
Place the AC adapter in a ventilated area, such as a desk
top or on the floor, when you use it to run the computer or to
charge the battery.
The AC adapter may become hot during normal operation of
your computer. Use care when handling the adapter during
or immediately after operation.
Do not use an auto adapter DC power cable connected via
an automobile cigarette lighter adapter in vehicles with
high voltage (24 VDC), such as commercial transport
vehicles.

U721K_A00_bk0.book Page 47 Thursday, March 26, 2009 12:39 PM