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Sapphire Instruments Co., Ltd.
Calibration Procedure of SI-9010A
1.
How to open the case, please follow the steps.
1.1
Remove the battery lid.
1.2
You will see the two screws and loosen them.
Fig. 1
1.3
Use fingers to press the bottom case inward, and pull it backward and upward.
Fig. 2
1.4
Hold the bottom case and pull the upper case backward (to input lines direction)..
Fig. 3
