My tester is flashing a red light. How can I resolve this?
Presidium Coloured Gemstone Estimator PGT II
Testing Equipment Stones
Status:
Open Mar 31, 2025 - 12:00 AM
1answer
Answer
Mar 31, 2025 - 12:00 AM
If your tester is continuously flashing red and not turning solid red, this likely indicates an issue with the probe pen not reaching its operating temperature. To resolve this, try using a new probe pen and switch on the tester again to see if the issue is resolved.
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