Casio IT-2000W Technical Reference Manual page 198

(1) Initiate AppStadio, then select "File"- "InstallControls".
(2) Move to the directory where the keypad library is placed and select "padctrl.vbx", then click on
the "Install"button. When "PADCTRL.VBX"is displayed in the "Installled"column, click on the
"OK" button.
Fig. 8.12
Fig. 8.13
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