Display Cause CorrectiveAction
DefectiveCalibration
Lossofcalibrationfactordatastoredin
e2prom.
ContactMGPIforverificationof
deviceparameters.
• Requiresadditionalhardware
(Reader)toclear.
DefectiveDetector
Physical,internalproblemrelatedtothe
dosimeter’sdetectioncircuit;or
missing/incorrectparametersrelatedto
thedetectionalgorithm.
ContactMGPIforverificationof
deviceparameters.
• Requiresadditionalhardware
(Reader)toclear.
DefectiveE2PROM
Problemaccessingdatasavedin
E2PROMmemory
Removethebattery,letthe
dosimeterstoragecapacitor
dischargefor72hours,andthen
reinstallthebattery.
• Sourcecheck–iferrorremains,
dosimeterisbeyondrepair.
Defective
initialization
Internaldetectorcalibrationvalue
missingorcorrupted,usuallydueto
batterybeingallowedtodischarge
completelybeforebeingchanged.
ContactMGPIforverificationof
deviceparameters.
• Requiresadditionalhardware
(Reader)toclear.
DefectiveExternal
Detector
Externaldetectorcalibrationvalue
missingorcorrupted,usuallydueto
batterybeingallowedtodischarge
completelybeforebeingchanged.
ContactMGPIforverificationof
deviceparameters.
• Requiresadditionalhardware
(Reader)toclear.
DefectiveIntegrated
Circuit
Faultinthecomponentusedforthe
pulsecounting
Dosimeterbeyondrepairand/or
parameterscorrupted.
• ContactMGPIforverificationof
deviceparameters.
• Mayrequireadditionalhardware
(Reader)toclear.
BlankDisplay–Red
LEDON
RedLED“ON”withnodisplay
(sometimesnotedwheninstallinga
NEWbattery)‐Microprocessorishung
betweenpauseandrunonalowbattery
condition–typicallyresultingfrom
allowingthedosimeterbatteryto
dischargecompletely.
OR
Non‐authorizedbatteryinstalledcausing
batterytoshortouttoground
Removebattery,inspectbattery
compartmentfordamage(broken
ordamagedgroundcontact,
terminals,insulator).
• Resetusingthebatteryresettool
(Seepage12).
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