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• ‘’GPS error’’ (only for models with GPS): the communication
with the internal GPS unit cannot be established. Switch the
meter off and on again, then retry. If the problem persists,
remove the batteries, wait for 5 minutes and install them
again. If the problem persists, contact your local Hanna
Instruments Office.
• ‘’Dead meter battery!’’: This message appears if the meter
batteries are too low to power the meter and it will automati‑
cally turn off. Connect the charger if using rechargeable C
batteries or replace the alkaline batteries to continue.
• ‘’Insert rechargeable batteries and slide battery selector
switch to the down position.’’: This message appears
when non‑rechargeable alkaline batteries are installed
on the meter and/ or the battery selector switch in is the
wrong position, and the user is attempting to charge then
batteries.
• ‘’Dead probe battery!’’: This message appears if the logging
probes batteries are not supplying enough voltage to power
the logging probe. Replace the probe batteries.
• ‘’User data corrupted!’’: This message appears when
powering up the user data stored on meter are corrupted.
Restart the meter. If the problem persists, contact your local
Hanna Instruments Office.
TROUBLESHOOTING/ERROR MESSAGES