Casio IT-2000W manual EL Backlight, Manual Backlight ON/OFF Function, Auto Backlight OFF Function

2.3.2EL Backlight

Overview

This terminal has the following functions to control the backlight. For more information refer to Chapter 6 “Keyboard Controller”.

Manual Backlight ON/OFF function

￿Auto Backlight OFF function (ABO) Auto Backlight Control function (ABC)

Manual Backlight ON/OFF Function

The backlight can be turned on and off with the following methods.

￿Press the 7 key after the Fn key to turn on or off the backlight. Call the system library to turn on or off the backlight.

Auto Backlight OFF Function

This function automatically turns off the backlight when no key or touch panel input has been occurred in the specified period of time. The time interval until the backlight is automatically turned off can be set with the System Menu or the system library.

Auto Backlight Control Function

This function detects the intensity of ambient light and automatically turns on or off the backlight accordingly. This function is set to off by default, however, it can be set to on using the System Menu or system library. For more information about the system library refer to Chapter 8.6.2 “ System Library”.

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