Zeiss Stemi 305 Operating Manual

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Zeiss Stemi 305 Operating Manual Manual pdf 41 page image

Stereo microscope APPENDIXStemi 305 Troubleshooting ZEISS01/2015 435063-7044-001 416.2 TroubleshootingDescription of fault Cause of error TroubleshootingStereo microscope illuminationcannot be switched ON.Power supply interrupted.Power switch not switched ONCheck or establish connection topower supply. Switch power switchon back of stereo microscope ON.Power unit faulty. Replacing the power unit, seeSection 5.2 on page 35Vertical reflected-light illumination isnot lit.Power supply cable RJ 12 notplugged in.Insert RJ plug correctly, see Section3.2 or 3.3 on pages 21 and 23Additional reflected-lightilluminators are not lit.Power supply cable RJ 12 notplugged in.Reflected light not switched ON ordimmed.Insert RJ plug correctly, see Section3.2 or 3.3 on pages 21 and 23Press and turn knob Fig . 20/1several times to switch reflectedlight ON and to increase its intensity;see Section 4.2 on page 28Transmitted-light illuminator doesnot light upTransmitted light not switched ONor dimmed.Press and turn rotary / push-buttonFig. 25/2 to switch illumination ONand to increase its intensity; seeSection 4.3 on page 32Transmitted light not connected. Open stand K EDU or K LAB andaccording to Section 5.2.3 onpage 37connect the plug-in connectors ofthe LED illumination.Transmitted-light illuminator dirty orcontrol lever cannot be actuated.Liquids or foreign matter in thetransmitted-light unit.Open and clean stand K EDU or KLAB and eliminate foreign matteraccording to Section 5.2.3 onpage 37Microscope mount moves down byitself.Focusing drive too easy to move. Set ease of motion of the focusingdrive, see Section 3.2 on page 21Should any other faults occur or should you have queries regarding troubleshooting, please contact yourregional ZEISS representative.

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