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Displaying the Serial number
2.11 Displaying the Serial number
Turn the power on while pressing
Fn
button.
The first 4 digits and the last 5 digits of the serial number (9 digits)
appear alternately.
If any button is pressed, its normal measurement screen will appear.
First 4 digits
Last 5 digits
(Example of a serial number: 140756789)
The serial number consists of 9 digits. The first two (from the left) indicate the
year of manufacture, and the next two indicate the month of manufacture.
www.calcert.com
1.800.544.2843
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