Tyco Electronics 15A2 15" LCD Multifuntion Touchcomputer 用户手册

Elo TouchSystems  15A2  User Guide     28

There are two shortcut buttons allowing the user to make quick adjustments. These

shortcuts are available only when the OSD menu is NOT displayed.

•  To adjust brightness, press the UP button

•  To adjust volume, press the DOWN button

You are able to lock and unlock the four OSD buttons. The touchcomputer is defaulted

in the unlocked position.

While the OSD is not displayed, press the Menu button and UP simultaneously for 2

seconds. A window will appear displaying "OSD Unlocked". Continue to hold the

buttons down for another 2 seconds and when the window toggles to "OSD Locked",

release both buttons to lock the OSD.

Press the Menu button and UP simultaneously for 2 seconds. A window will appear

displaying "OSD locked". Continue to hold the buttons down for another 2 seconds and

when the window toggles to "OSD Unlocked", release both buttons to unlock the OSD.