When and how to calibrate the CIS sensor?

CIS calibration is often needed when there are many errors during the banknote counting process.

1）Please press the 'Menu' button to enter the main menu. Next, go to the service menu with the password “9999”, as shown in the following figures.

2）Click the “CIS Calibration” option, shown below:

3）Open the back cover to clean the CIS sensors with a lint-free cleaning cloth.

4）Using the included CIS calibration sheet (white paper), place inside as seen below, and close the back covers.

5）Start CIS calibration by pressing the “RESTART” button.

6）After the machine finishes, it screen will show the CIS adjust succeed , just take remove the calibration paper out, close both covers, and turn off machine.  

7）Finally, turn on the machine to finish the CIS calibration.