iRobot Roomba Red - Roomba Power Supply

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Roomba Power Supply
Roomba’s are charged by either a Universal (100-240V) or Domestic (120V) Power Supply. The
Power Supply steps the voltage down to 22VDC and 1.25A. The power light on the Power Supply
is an indication that it is plugged in and operating properly.
Power Supply Generations
Generation 1 Generation 1A Generation 2
(implemented ~Jan. 2005) (implemented ~July 2006)
Date code starts with 04 or 05 ‘P’ branded in the plastic Date code starts with A
Power Supply Troubleshooting
• Is the light solid green while charging? If not try another wall socket.
• Generation 1 and 1A : If the power light is off or flashing, discard both the Home Base and
the Power Supply and replace the main pcb on the Roomba.
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• Generation 2: If the power light is flashing or off, replace the Power Supply.
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A flashing Power Supply and Home Base can destroy the Roomba pcb.