2-6 Setup and OperationFunction Keys (Fn Keys)Function keys set specific system parameters and are built into the ROM. When using thesekeys, simultaneously press Fn and the corresponding function key. See Table Section 2-3for a list of ROM-based hot keys. ROM-based hot keys change system parameters tempo-rarily. Hot Key functions operate until the system is turned off or reset.Table Section 2-3 FnKey OperationsKey FunctionFn F2 Highlight, toggles the contrast between standard and full.Fn F3 LCD/CRT, toggles between LCD and CRT modes.Fn F5 Backlight, toggles the backlight between standard and fullFn F6 Speaker Volume, turns speaker volume on/off.Fn F7 Power Management (P/M), sets P/M levels to highestperformance, longest battery life, custom values, or off.Fn F12 Scroll/Lock On/OffSmart Power SwitchProvides an automatic feature that prevents you from accidentally powering off the NECVersa 4000, and losing your data while your system is in Suspend mode. The smart powerswitch senses that the system is in Suspend mode and prevents you from directly poweringoff the system when you press the power switch.To power off the system from Suspend mode,1. Press the Suspend/Resume button to make the system active.2. Press the power button to turn off the system.