Toro Groundmaster Series - TDM Display;Controller

TDMDisplay/Controller
g305621
Figure85
1.TDMdisplay/controller
3.Displayscreenselectbutton
2.LEDfaultactiveindicator
TheTDMdisplay/controllerisanLCDdevicelocatedontheoperator’sconsole
thatpresentsoperatinghours,enginecoolanttemperature,electricalsystem
voltage,engineRPM,andactivefaults.Thedisplayscreenbuttonlocated
nexttotheTDMisusedtoselectthevariousdisplayscreens.AredLED
activefaultindicatorisalsopartoftheTDMdisplay/controller.RefertoTDM
Display/Controller(page6–3)foracompleteexplanationoftheTDMfeatures.
PowerfortheTDMisavailablewhenthemainpowerrelayisenergized(key
switchisintheONorSTARTposition).A15Ampfuse(FB1–F4)protectsthe
TDMpowercircuit.
TheTDMdisplay/controllerisalsoa2001seriesmicrocontrollerthatmonitors
theconditionofvariousmachineswitchesandsensors(inputs)anddirects
electricalpowertocontrolappropriatemachinefunctions(outputs)basedonthe
stateoftheinputs.Thestatusofinputstothecontrollercanbemonitoredwith
theTDMdisplay/controllerscreens;refertoUsingtheTDMDisplay/Controller
ScreensforTroubleshooting(page3–12).
TheTDMdisplay/controller,theYanmarEngineControlUnit(ECU)(models
31902and31903),andtheoptionalcontrollers(futureattachments)usedonthe
Greensmaster3200/3300/3310machinescommunicatewitheachotherona
ControllerAreaNetwork(CAN)bussystem.
TDMDisplay/ControllerInputs
Groundsmaster
®
3200,3300and3310
Page6–19
ElectricalSystem:TestingtheElectricalComponents
19240SLRevA