iRobot Roomba Discovery, Service Manual, Page: 30 / 87

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Failed BiT 15-20 – Charging
Roomba Symptom: Roomba is not charging.
If the internal charging fails (steps 15-17):
Æ Verify the Power Supply and Home Base are
working and *approved*
Æ Verify Power Supply is correctly plugged into the
Roomba.
Æ If step still fails, replace pcb.
TROUBLESHOOTING
If the external charging fails (steps 18-20):
Æ Verify the Roomba is properly docked on the
Home Base and both lights are on the Home Base.
Clean contacts on the Roomba if it is not docking.
Æ If step still fails, replace pcb.
REPL
ACE
M
ENT
PART
Main PCB
QC
o
Ensure BiT passes.