10: Test Battery; 11: Test Power Supply; 12: Test Home Base (If Applicable) - iRobot Roomba Scheduler Service Manual

10: Test Battery

Fully charge the returned Battery in an *approved*Roomba.
Perform Battery test
o Battery Voltage
o Battery Voltage Drop with a 5 ohm load
o Thermistor value
[Note: If only battery voltage was low, attempt an uninterrupted 72
hour charge and repeat test. If the voltage drop failed, replace battery.]
When battery PASSES the test do a Roomba run time on a hard floor.
Run time should be over 60 minutes. If runtime is less than 60 minutes,
try a 72 hour charge again and see if run time improves. If no, replace
battery.
Record the 'Battery Code'.

11: Test Power Supply

Test returned Power Supply
o Output current at 90 VAC and 240 VAC
o Output current at 60 VAC
o Solid green light under load
[Note: If the power supply light is off or blinking while charging,
replace the Power Supply, Home Base and the Roomba's main pcb.
The pcb in the Home Base and Roomba may have been damaged.]
Record the 'Power Supply Code'.

12: Test Home Base (if applicable)

Test returned Home Base with a power supply
o Clean Home Base (electrical contacts and IR emitter)
o Check if power and dock LEDs are 'on' when charging
o Visually inspect contact springs
Test Home Base Mobility
o Perform Home Base avoidance (Fig 5 in Appendix H)
o Perform the manual dock (Fig 7 in Appendix H)
Appendix J
Troubleshoot
Battery (pg
35)
Appendix C
Appendix K
Troubleshoot
Power Supply
(pg36)
Appendix C
Troubleshoot
Home Base
(pg 39)
Appendix H
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