50 Helvar 924 LCD TouchPanel: Installation and User Guide
Doc. 7860137,
issue 6, 2014-08-28
18.2 Using Cleaning Mode while in Editing Mode
1. From Main Menu select the following:
2.
to display the Options menu.
3.
to display the More Options menu.
4.
to enter Cleaning mode.
5. A 20-second countdown will be shown on the screen. The screen will not respond to touch until the countdown has
ended. You can clean the screen surface during this time.
Be sure to instruct cleaning staff about how to enter cleaning mode, and about
how to clean TouchPanel.
18.3 Leaving Cleaning Mode
TouchPanel remains in Cleaning Mode for 20 seconds. You cannot leave Cleaning Mode manually.
19. Calibrating the Screen
TouchPanel is supplied with the screen already calibrated. However, you may re-calibrate the screen manually if
necessary.
19.1 Re-calibrating The Screen
1. From Main Menu select the following:
2.
to display the Options menu.
3.
to display the More Options menu.
4.
to start the calibration process.
5. Follow the on-screen prompts.
For greater accuracy when
re-calibrating the screen, we
recommend that you use a
stylus or similar soft-tipped,
non-writing device.