IBM T750 User Manual page 21

The settings are saved
after adjustment and when
exiting the OSD and will be
effective thereafter.
• Use the Arrow buttons to move among the icons. Select an icon and press
OSD Enter to access that function. If there is a sub-menu, you can move
between options using the Arrow buttons, then press OSD Enter to select
that function. Use the Arrow buttons to make adjustments.
• Press the Exit button to move backwards through the sub-menus and exit
from the OSD.
Note: After making adjustments, the Power indicator LED will briefly
turn amber to indicate that the new value has been saved.
OSD Lock / Unlock
This feature allows you to secure the current control settings, while allowing
the user to adjust Brightness and Contrast, so that they cannot be
inadvertently changed. You can unlock the OSD controls at any time by using
the same procedure.
Push and hold the OSD Enter button for 10 seconds to Lock or to Unlock.
When locked, a "LOCKED" message will be displayed.
19