Microscope Illuminating System Start-UpHBO 100 Focusing and Centering Carl ZeissB 46-0063 e 03/06 153.4 Focusing and Centering theHBO 100 MicroscopeIlluminator, self-adjusting(423011-9901)1 LED key2 Collector control knobFig. 9 Adjustment of HBO 100, self-adjustingAutomatic adjustment of the HBO 100 requiresthe collector to be set to mid position.• Turn the collector control knob (Fig. 9/2)into mid position.After the transformer of the connectedHBO 100 microscope illuminator was switchedon, the five minutes warm-up phase begins.The LED key (Fig. 9/1) lights orange duringwarm-up.After the five minutes are over, automaticadjustment is started.The LED key flashes green during theadjustment.The adjustment is finished after about 40seconds. The LED key lights permanently greenthen.If the adjustment failed, the LED key lights red.• In this case, you can start automaticadjustment manually by a short pressure(approx. one second) of the LED key(Fig. 9/1).If the adjustment fails again, check whetherthe lamp has been inserted correctly in thebase of the HBO 100 (pushed in as far as it willgo). For this, refer to Section 3.1.