Number Button Description
1 AV Mute
Hides the screen picture and volume
mute.
2 Power Turns the projector On or Off.
3 Auto Sync
Automatically determines the best
picture timings for the displayed image.
4 Source Displays the input source selection bar.
5
Navigation
Buttons
Navigates and selects the desired
menu items and make adjustments.
6 Enter Confirms the selection.
7 Menu/Exit
▪ Turns the On-Screen Display
(OSD) Menu On or Off.
▪ Go back to a previous OSD Menu.
▪ Exit and Save menu settings.
8 Brightness
Displays the brightness mode selection
bar.
9 Volume Up Increase the volume level.
10 Keystone Manually correct distorted images.
11 Volume Down Decrease the volume level.
12 Video Unsupported Button
13 VGA Unsupported Button
14 HDMI
Selects the HDMI 1 or HDMI 2 input
source.
15 Aspect Displays the aspect ratio selection bar.
16 Page Up Unsupported Button
17 Zoom In Increases the projected image size.
18 Freeze Freeze the projected image.
19 Zoom Out Reduces the projected image size.
20 Page Down Unsupported Button
21 Display Mode Displays the color mode selection bar.
22 Mouse Mode Unsupported Button
23 Mute Mute/Unmute.
Remote Control - Receiver Range
To ensure proper function of the remote control follow the steps below:
LS740HD - ViewSonic Projectors https://manuals.viewsonic.com/LS740HD_Full_Guide
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