ViewSonic PX725HD User Guide - Page 6

Table of contents Important safety instructions 2 Introduction 4 Projector features 4 Shipping contents 5 Projector exterior view 6 Controls and functions 7 Positioning your projector 11 Choosing a location 11 Projection dimensions 12 Connection 14 Connecting a computer or a monitor.. 15 Connecting Video source devices ...... 15 Playing sound through the projector .. 17 Operation 18 Starting up the projector 18 Using the menus 19 Utilizing the password function ......... 20 Switching input signal 22 Adjusting the projected image 23 Magnifying and searching for details 24 Selecting the aspect ratio 24 Optimizing the image 26 Setting the presentation timer 30 Hiding the image 31 Locking control keys 31 Operating in a high altitude environment 31 Using the CEC function 32 Using the 3D functions 32 Using the projector in standby mode . 33 Adjusting the sound 33 Shutting down the projector 34 Menu operation 35 Maintenance 43 Care of the projector 43 Lamp information 44 Troubleshooting 47 Specifications 48 Projector specifications 48 Dimensions 49 Ceiling mount installation 49 Timing chart Copyright information ..54 Appendix 55 IR control table 55 RS232 command table 56 1