Compaq 320, 321, 420, 421, 620 and 621 Notebook PC and HP 420 and 620 Notebook PC

Additional hardware components
Component Description
(1) Power cord* Connects an AC adapter to an AC outlet.
(2) Battery* Powers the computer when the computer is not plugged into
external power.
(3) AC adapter Converts AC power to DC power.
*Batteries and power cords vary in appearance by country or region.
Additional hardware components
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