Samsung C23A550U User Manual page 21

1
Preparations
Icons
m
Open or close the onscreen display (OSD) menu, or return to the last

menu.
OSD control lock: Maintain the current settings, or lock the OSD

control to prevent unintended changes to settings.
To lock the OSD control, press the MENU button [
seconds.
To unlock the locked OSD control, press the MENU button [
more than five seconds.
The Brightness and
be viewed even when the OSD control is locked.
Open the HUB settings screen (see "HUB" in SETUP&RESET).
To hide the HUB screen, press the [
Turn the screen on or off.
The power indicator will be lit when the product is operating normally.
Refer to "10.2 PowerSaver" for details about the power-saving

function.
To reduce power consumption, it is best to remove the power

cable when you will not be using the product for an extended
period of time.
Confirm a menu selection.
Pressing the [ ] button when the OSD menu is not displayed will
change the input source (Analog/HDMI/USB). If you power on the
product or change the input source by pressing the [
message that shows the changed input source will appear at the top left
corner of the screen.
This function is not available with any product that supports an

Analog interface only.
If the [ ] button blinks abnormally, there may be a problem in

the operation of the fan inside the product. If the problem
persists for more than 10 minutes, consult your nearest
customer service center.
Move to the upper or lower menu or adjust the value for an option on the
OSD menu.
Move to the left or right menu or adjust the value for an option on the
OSD menu.
Description
Contrast can be adjusted and
m
] or [ ] button.
1 Preparations
m
] for five
m
] for
Information can
] button, a
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