iRobot Roomba Discovery, Service Manual

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Appendix D: Roomba Error Codes
Roomba Says What It Means What You Should Do
Plays 4-note song
as power button
blinks RED The battery is
low and needs
recharging • Connect Roomba to the Power Supply or Home Base and recharge the battery.
“Ehh” Cliff sensors are
dirty or need
repair • Pick up the Roomba and turn it over.
• Check for any debris underneath the front bumper and around the cliff sensors.
• Wipe the sensors with a lint-free cloth or use compressed air to clean them out.
No beeps A wheel is stuck
or off the ground • Lift the Roomba and place it down again.
• Press ‘Clean’ to restart the cycle.
“Uh-oh” + 1 beep Roomba's main
brushes are
stalled • Pick up the Roomba and turn it over and remove the wire guard.
• Look for something blocking the brushes; you may need to remove and reinstall
the brushes to remove the obstruction.
“Uh-oh” + 2 beeps Roomba's side
brush is stalled
• Pick up the Roomba and turn it over.
• Look for something wrapped around the side brush.
• Remove the side brush with a screw driver and check obstructions.
• Replace the side brush, place Roomba in the center of the Roomba and press
‘Clean’ to resume cleaning
“Uh-oh” + 3 beeps Roomba's
vacuum is
stalled
• Remove and empty the dirt bin.
• Use a flat head screwdriver to remove the grill at the back of the debris bin.
• Spin the vacuum impeller around, shaking out any debris that may be stuck.
• Replace the grill and the dust bin.
“Uh-oh” + 4 beeps
Roomba's drive
motor is stalled • Your Roomba may be stuck, or something may be caught in a wheel.
• If it's stuck, place it in the center of the room and press ‘Clean’.
• If it isn't stuck, pick up your Roomba and turn it over and look for something
wrapped around the wheels. Push them in and out and verify they rotate freely.
Place Roomba in the middle of the room, press ‘Clean’ and it should resume
cleaning.
“Uh-oh” + 5 beeps Roomba's cliff
sensors are
obstructed
• Pick up the Roomba and turn it over.
• Check for any debris that might be caught underneath the front bumper, around
the cliff sensors.
• Wipe the sensors with a lint-free cloth or use compressed air to clean them out.
“Uh-oh” + 6 beeps Roomba's wheel
drop sensors are
overloaded
• Pick up your Roomba, put it in the middle of the room, power it OFF and then
ON again.
• Select the cleaning cycle you prefer and let it go to work.
“Uh-oh” + 9 beeps Roomba's wheel
drop sensors
have failed at
startup
• Your Roomba probably needs to be serviced; please contact Customer Support.
“Uh-oh” + 10 beeps Roomba's
bumper is not
registering
obstacles
• If Roomba travels for a long distance without bumping into anything (which
would be unusual), it might think it’s stuck and can’t move; press ‘Clean’ again
and it should resume cleaning.