When and how to calibrate the CIS sensor?

CIS calibration is often needed when image recognition errors occur during the banknote counting process.

(1) Please enter the main menu. as shown in figure 1

     Next, go to the "Service Menu" with the password “6666”, as shown in the figures 2

Figure 1 Main Menu

Figure 2 Service Menu

(2) Click the "Device Check"  and enter the “CIS Calibration” option, as shown in figure 3 and figure 4.

Figure 3 Select “CIS Calibration” option

Figure 4 “CIS Calibration” operation page

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

Figure 5 Open the back cover

Figure 6 Location of the Lower CIS

Figure 7 Location of the Upper CIS

Figure 8 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.

Figure 9 Place the calibration sheet between the upper and lower CIS

(5) Start CIS calibration by pressing the “START” button, the screen shows "Processing", wait a few seconds and then show "Calibration Success, Please Restart".

Figure 9 CIS calibration successfully

(6) After the machine finishes, just take remove the calibration paper out, close both covers, and turn off the machine.  

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