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TROUBLESHOOTING GUIDE
TROUBLESHOOTING
PROBLEM
"Blank?"
Flashing
"Low Battery"
"Shut Down Low Batt"
Shut Down
"Overrange"
"Error1"
„ STRAY LIGHT
The accuracy of readings on the DC1500 should not be affected by stray light.
Make sure that the sample compartment lid is always fully closed when taking
readings.
lobalScientificSupply
REASON
Sample is reading lower
than the blank.
Low battery. Readings
are reliable.
Battery voltage is very
low. Readings are not
reliable.
Battery is too low to
operate the unit.
Sample is outside of
acceptable range.
High readings
35
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The Laboratory Supply Company!
SOLUTION
With samples of very low
concentration reblank
or record as zero. On
samples of higher
concentration reblank
and read again.
Charge battery or use
USB wall/computer
charger.
Charge battery or use
USB wall/computer
charger.
Charge battery or use
USB wall/computer
charger.
Dilute sample and test
again.
Dilute sample by at least
50% and retest.
sales@GlobalScientificSupp
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