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• ‘’Warning x’’: Any other warning that appears at power‑on is identified using a numeric
code. Restart the meter. If the problem persists, contact your local Hanna Instruments Office.
Some meter/probe features can be accessed but with no guarantee.
• ‘’Errors x’’: Any critical errors that appear are identified using a numeric code, and the meter is
automatically switched off. Contact your local Hanna Instruments Office.
TROUBLESHOOTING/ERROR MESSAGES