iRobot Roomba Discovery, Service Manual

Page: 22 / 87

22
Failed BiT 5 – RCON / IR Receiver
Roomba Symptom: Crosses Virtual Wall beams, hits
accessories, and does not respond to the Remote.
BiT REP
A
IR
STEPS
Æ
Wipe the RCON on top of bumper. Retest.
Æ Detach outer bumper and inspect wiring under the
bumper.
Æ Plug in an *approved* outer bumper and retest
with accessories to rule out pcb failures.
REPL
ACE
M
E
NT PART
Outer Bumper Assembly
QC
o
Ensure BiT passes.
Failed BiT 6 – Battery Sensor
Roomba Symptom: Roomba does not charge
BiT REP
A
IR
STEPS
Æ Clean the electrical contacts on the Roomba (in the
battery well) with an alcohol pad.
Æ Remove the outer bumper and inspect for any
broken wires leading from the electrical contacts to
the pcb.