Acer 721TX Service Guide - Page 16

Hot Keys The computer employs hot keys or key combinations to access most of the computer's control like screen contrast and brightness, volume output and the BIOS setup utility. To activate hot keys, press and hold the Fn key before pressing the other key in the hot key combination Hot Key Fn+F1 Icon Function Hot key help Description Displays a list of the hotkeys and their functions. Fn+F2 Setup Accesses the notebook configuration utility. Fn+F3 Standby Puts the computer in Standby mode. Press any key to return. Fn+F4 Fn+F5 Fn+F6 Hibernation Screen blank Display toggle Puts the computer in Hibernation mode (if PHDISK, the hibernation utility, is installed, valid and enabled). Press the power switch to resume. Otherwise, the computer enters Standby mode. Note: If ACPI support is enabled, pressing this key puts the computer in sleep mode. Turns the display screen backlight off to save power. Press any key to return. Switches display output between the display screen, external monitor (if connected) and both the display screen and external monitor. 8 System Specifications