<Fn><d>
Turns off the display. This key combination may not be supported under
certain conditions.
3
1
Contrast cannot be changed on an active-matrix (thin film transistor [TFT]) display.
To use key combinations on an external keyboard, enable the
External Hot Key
option in the System
Setup program and use <Scroll Lock> instead of <Fn>.
2
True Simul-mode (the ability to simultaneously display video of the same content and resolution on both
the computer display screen and the external display) is not supported if the system is booted to MS-
DOS
®,
using a full-screen MS-DOS session under a Microsoft
®
Windows
®
operating system, or the ATI
Mobility M1 video driver is not loaded. This limitation may also be noted in operating systems other than
Microsoft Windows.
3
Certain key combinations may not function with the Advanced Configuration and Power Interface (ACPI
)
or may require configuration with the
Power Management Properties
window in the
Control Panel
. See
Power Management Settings
.
Power Conservation Key Combinations
NOTE: On an external keyboard, use <Scroll Lock> with the appropriate keys if the
External Hot Key
option is enabled in the System Setup program.
Use the key combinations in Table 3 to activate or turn off the computer's power conservation features.
Table 3. Power Conservation Key Combinations
Key Combinations
Function
<Fn><d>
Turns off the display*
<Fn><h>
Turns off the hard-disk drive*
<Fn><Esc>
Activates suspend, sleep, or standby mode
<Fn><a> or
<Fn><q> on French keyboards
Activates suspend-to-disk mode*
* This key combination does not function with ACPI
if the settings have not been configured with the
Power
Management Properties
window in the
Control Panel
. See
Power Management Settings
.
Processing Speed Key Combinations
NOTE: On an external keyboard, use <Scroll Lock> with the appropriate keys if the
External Hot Key
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