4
Appendix L: Built-in-Test Toolbox kits_____________________________________________ 71
Appendix M: Disassembly Procedure ______________________________________________ 72
Roomba Chassis Disassembly Procedure _______________________________________________ 72
Roomba Cleaning Frame Disassembly Procedure _______________________________________ 73
Roomba Main PCB & Inner Bumper Removal Procedure ________________________________ 75
Roomba Wheel Disassembly Procedure ________________________________________________ 77
Roomba Fixed Caster Removal Procedure _____________________________________________ 79
Roomba Swivel Caster Removal Procedure_____________________________________________ 80
Roomba Swivel Optical Stasis & Switch Removal Procedure ______________________________ 80
Appendix N: User Interface______________________________________________________ 82
User Interface : POWER Light_______________________________________________________ 82
User Interface : STATUS Light ______________________________________________________ 83
User Interface : DIRT Detect_________________________________________________________ 83
Appendix O: Roomba Engineering Changes ________________________________________ 84
Appendix P: GLOSSARY________________________________________________________ 87