VIEWSONIC VS12280-1A - Manual (Page 28)

Using the TV Features
ViewSonic 23 N3290w/N4290p/ N4790p
Operation
Turning the TV On and Off
Press the POWER button on the remote control.
You can also use the Power button on the side of
the panel.
Selecting the TV Signal Source
With the TV on, press SOURCE button on either
the TV or the remote to choose from:
ATV, DTV, HDMI 1, HDMI 2, HDMI 3, HDMI 4
(Side), Component 1, Component 2, AV 1, AV 2
(Side), S-Video, PC, USB.
Changing Channels
1. Using Channel List
Press Pr List to show all channels.
Press ST buttons to select channels. You will
see all channels that have been memorized.
Channels erased or not memorized will not be
shown.
2. Using PR +/-
The TV changes channels in sequence.
3. Using number buttons
For ATV, directly press number buttons to select
channels.
＊ Return to the previous channel, press
Pre PR button.
Adjusting the Volume
Press Vol+/- button to adjust volume.
To turn off the volume, press Mute button.
To restore volume, press Mute button again, or
press Vol+/- button directly.
Viewing the Displayed Information
To display the current information of the LCD TV:
Press Display button, and the current state will
be displayed on the screen. (It shows all or some
of the information about Input, Channel,
Resolution, Audio Type, etc., depending on what
input source it is in)