3AT-A-GLANCE DISPLAYPAS V provides five indicator lamps above and below the bar-graph display(see diagram below). These lamps provide useful feedback when using theflashlight or sensor.Sampling IndicatorThe PPPMMMPPP light indicateswhen the PAS is takingan air sample. It comeson for a few seconds atthe beginning of eachalcohol measurementcycle.While the pump isrunning…hold still.Flashlight IndicatorThe LLLGGGTTT light indicateswhen the flashlight ison. If this light is on butthere is no beamemitting from theflashlight, you have adefective lamp module.Low Battery IndicatorThe BBBAAATTT light flashes oncea second when the batteryis almost discharged andneeds recharging. Whenflashing, chargeIMMEDIATELY to avoidbattery failure.Heater IndicatorThe HHHTTTRRR light comes onwhenever the fuel cellheater is on. When theflashlight is on, the heatercycles on and off tomaintain a constant fuelcell temperature.Sensor IndicatorThe lowest GGGRRREEEEEENNN BBBAAARRRindicates the PAS alcoholsensor is on.