Accumet AP75 Operating Instructions Manual
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Contents
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4310. Error MessagesLCD Indicates Cause SolutionDisplayErr Unrecognized input Wrong input in Release key. Selectannunciator from keypad selected mode. valid operationsdepending on mode.CAL & Err Calibration error Wrong buffer value Check your calibrationannunciators on/ input at calibration. input value, clean probe.Buffer and Dirty probe. See Calibration sections orelectrode Probe Maintenance section.indicators blinkBattery Low battery level Need new batteries Clean battery contacts.indicator blinks or battery Replace batteries with freshconnection is bad ones, noting polarityErr. 1 Memory write Hardware failure. Turn meter on and off(in primary error again. If message persists,display) return unit*Err. 2 Memory checksum Hardware failure. Turn meter on and off(in primary error again. If message persists,display) return unit*Err. 3 ACD converter Hardware failure. Turn meter on and off(in primary error again. If message persists,display) return unit*Err. 4 Keypad error Fault in keypad Turn meter on and off(in primary again. If message persists,display) return unit*If an error message appears in the primarydisplay (the upper row of larger digits),switching off the meter and switching it onagain may eliminate the error message.See figureIf error persists, or the meter showsincorrect values, return the meter.For a complete diagram of the display,see page 5.ERR 1 in primary displayAA |
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