Troubleshooting, Problem | Fluke 90100 specs

Model 90100

Operators Manual

4.2 Troubleshooting

This system contains a number of troubleshooting procedures that may be executed by the user in the field. Each procedure is illustrated in the form of a flow chart and is directed toward resolving the specific symptom listed in the first block of the chart.

	Problem	Figure

	The 35360A TRACKER Display's VFD does not illuminate when	See Figure 4-1.
	POWER key is pressed.	See Figure 4-1.
	POWER key is pressed.
	Low Battery annunciator is displayed on the 35360A TRACKER	See Figure 4-2.
	Display's VFD.	See Figure 4-2.
	Display's VFD.
	Bias error annunciator is displayed on the 35360A TRACKER	See Figure 4-3.
	Display's VFD	See Figure 4-3.
	Display's VFD
	One or more dose measurement value(s) exhibits a drift rate of	See Figure 4-4.
	greater than two counts per minute in the absence of radiation.	See Figure 4-4.

	One or more dose rate measurement values does not return to	See Figure 4-5.
	within one count of zero in the absence of radiation.	See Figure 4-5.
	within one count of zero in the absence of radiation.

4-2

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Fluke 90100 manual Troubleshooting, Problem

Contents

Model Tracker System Fluke Biomedical Table of Contents Theory of Operation Maintenance and ServiceAppendix a Using Build-Up Customization General Information Introduction Features Model Specifications Before You Start Safety PrecautionsSafety Terms Manual Addenda Recommended Operation Conditions Nominal Ion Chamber CharacteristicsMechanical Specifications Ion Chamber Factory Calibration Model 35360A Tracker Display Measurements ModeDisplay Mode Electrometer / A-D Converter Interface Cable Detector to Display High Performance Battery ChargerUnpacking and Inspection Environment Standard System Contents Optional Equipment Blank Operation Rear Panel Familiarization Powering the System Detector Input Display. Be sure to use the correct end of the cable Positioning the Model 35300A Detector in the Beam 3 RS-232 Computer Interface RJ-45 Style Operation Positioning the Model 353300A Detector in the Beam Operation Instructions Front Panel Controls Test/Detector PowerReset Units Select Using the TEST/DETECTOR Button Powering Up the Model 35360A Tracker DisplayPowering Down the Model 35360A Tracker Display Using the Units Select Button Test/Detector Screen 2 Ion Chamber Calibration Factors Using the AIR Density Button Using the Gain Select Button Normal Mode Using the Measure Select Button Normal Mode Absolute Measurements Percent-of-Center Measurements Battery and Bias Annunciators Underranging and Overranging Conditions Gain Setting Mode 24. Positions of the Battery and Bias Annunciators Saving the Fpgf Changes Aborting the Fpgf Changes Blank Theory of Operation Power Supply Hardware Block Diagram of the Model 35360A Tracker Display Processor Front Panel Switches2 300-VOLT Electronic Bias Supply VFD Display Multiplexer and A/D Converter Serial Communications PortElectrometer Model 35300A Ion Chamber Detectors Air Density Corrections Basic Operating Equations Basic Operating Quantities Blank Maintenance & Service Troubleshooting Problem No Display Flowchart Low Battery Indication at the Display Low battery Yes Annuciator displayed? Bias Error LoBias or HiBias Indication at the Display 35360A Tracker Leakage Flowchart Line Fuse Replacement Dose Rate Measurement Zero Problem Flowchart If fuses continue to blow return instrument for repair Replaceable Parts Information Interface Connector CleaningCleaning the Instrument Replaceable Parts List Recalibration & Repair Information / Technical Assistance Customization Starting the Customization Software Make a Working DiskConnection to the Computer Screen Formats Display Customization Items Screen Appearance F6 Print Report Printing F1 Help On-Line Help for using the Customization softwareF2 Edit Item Editing F10 Exit Definitions Current Gain, Current Zero IG and ADZ Setting the Electrometer Gains and OffsetsCharge Gain QG Ion Chamber Calibration Factor Iccf Electrometer Current Gain IG Electrometer Charge Gains QG Changing the Power Down Interval Usage Examples Changing the ION Chamber Calibration Factor Units Errors Input Errors Using Build-Up Build-Up, Peg, and Retainer Kit Options Nominal Number of build-up Solid Water Appendix Fluke Biomedical