HP 4100 manual Using Fn Hot Keys, Resetting the OmniBook, Effect

Using Fn Hot Keys

The Fn key combined with another key is a hot key—a shortcut key sequence for various system controls. For an external keyboard, CTRL+ALT is normally equivalent to the Fn key.

Hot Key

Fn + F1

Fn + F2

Fn + F3

Fn + F4

Fn + F5

Fn + F8

Fn + F12

Fn + R

Fn + S

Fn + ScrLk

Fn + UP ARROW

Fn + DOWN ARROW

Table 1-6. Fn Hot Keys

Effect

Decreases the display’s brightness.

Increases the display’s brightness.

Decreases the display’s contrast (non-TFT displays only).

Increases the display’s contrast (non-TFT displays only).

Switches among the built-in display, an external display, and simultaneous displays.

Toggles the embedded keypad on and off. Does not affect an external keyboard. If Num Lock is on, then the numeric functions are active—otherwise, cursor control is active.

Enters Hibernate mode.

Enters Suspend mode.

Enters Standby mode.

Toggles Scroll Lock on and off.

Increases and decreases the sound volume.

Resetting the OmniBook

1.Use a pen or a straightened paper clip to push the system-off button on the left side of the OmniBook. (The switch is on the motherboard.)

–or–

Press and hold the blue power button until the display shuts down. (The switch is on the VGA PCA.)

2.After the computer shuts down, press the blue power button to turn it back on.

Note

The OmniBook can boot from a CD if all these conditions are true:

∙You have an internal CD-ROM drive installed,

∙You have a bootable CD in the drive, such as the OmniBook Recovery CD, and

∙You select the CD-ROM drive as the boot device. You can do this during reboot by pressing ESC to cancel the OmniBook screen, then ESC to display the boot-device menu for a one- time selection.

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