ViewSonic LS830 LS810 User Guide English - Page 6

Table of Contents Key safety instructions .... 1 Introduction 3 Projector features 3 Shipping contents 4 External appearance of the projector ........ 5 Device control and functions 6 Projector Positioning ..... 12 Choosing a location 12 Projection Dimension 13 Switching input signal 23 Changing HDMI input settings 24 Adjusting the projected image 25 Correcting keystone 26 Adjusting the 4 corners 27 Zoom out for detailed review 28 Selecting the aspect ratio 28 About the aspect ratio 29 Optimizing the image 30 Using Screen Color 30 Fine-tuning of image quality in user modes 31 Connection 14 Connect to the computer or monitor ........ 15 Connecting to Video source devices ....... 16 Connecting to HDMI devices 17 To connect the projector to a Component Video source device 17 To connect the projector to a S-Video source device 17 Connecting to composite video source devices 18 Audio playback with the projector 18 Setting the Presentation Timer 34 Hiding the image 35 Locking control keys 35 Creating your own startup screen 36 Operations at high altitudes 36 Using the CEC function 37 3D functions 37 Using the projector under standby mode 37 Adjusting the sound 38 Switch off the projector 38 Menu operations 39 Operation 19 Description of each menu 42 Activate the projector 19 Using the menus 19 Disabling the password function 21 Setting a password 21 If you forget your password 21 Maintenance 47 Care of the projector 47 Using the filter 48 LED Indicator 49 Entering the password recall procedure.. 22 Troubleshooting 50 Change Password 22 Disabling the password function 22