Specifications

Chapter 1: 7401-2xxx/3xxx Product Overview 1-37
Motionisdetectedasachangeinambientlightlevelthatisgreater
thanasoftware‐controlledthreshold.
Aphotodiodemountedbehindthefrontbezeloftheunitsenses
ambientlightlevels.Thephotodioderesidesonasmallcircuitboard
(theMotionSensorBoard).AharnessconnectstheMotionSensor
BoardtotheamplifierandmotionsensinglogicontheProcessor
Board.TheuserPower/StatusLEDindicatorsharesthisboard.
Power/Status LED
TheLEDpowerindicatorindicatesthatpowerispresent.TheLEDis
greenwhentheprocessorandBIOSareoperatingproperly.TheLEDis
mountedbehindthefrontbezelonthesameboardasthemotion
sensor.
Power OK LED
ThePowerOKLEDislocatedbehindtheCableCover,between the
CustomerDisplayandCashDrawerconnectors.
16453
Power OK LED
(5V and 24V)
