viTable of Contents4. Convenient Features ...................................................................... 28 Turning Off the Image and Sound ............................................................................... 28 Freezing a Picture....................................................................................................... 28 Changing Lamp Mode ................................................................................................ 28 Preventing the Unauthorized Use of the Projector ..................................................... 28 Using the Optional Remote Mouse Receiver ............................................................. 315. Using On-Screen Menu ................................................................. 32 Using the Menus ......................................................................................................... 32 Menu Elements ........................................................................................................... 34 List of Menu Items ...................................................................................................... 35 Menu Descriptions & Functions [Picture].................................................................... 37 Menu Descriptions & Functions [Image Options] ....................................................... 38 Menu Descriptions & Functions [Setup] ..................................................................... 40[Setup - General] ................................................................................................... 40[Setup - Installation] .............................................................................................. 41[Setup - Options] ................................................................................................... 43 Menu Descriptions & Functions [Information] ............................................................. 44 Menu Descriptions & Functions [Reset] ..................................................................... 456. Maintenance .................................................................................... 46 Cleaning the Lens and the Focus Sensor ................................................................. 46 Cleaning the Cabinet ................................................................................................. 46 Replacing the Lamp ................................................................................................... 477. Appendix ........................................................................................... 50 Troubleshooting ......................................................................................................... 50 Specifications ............................................................................................................ 53 Cabinet Dimensions .................................................................................................. 55 Pin Assignments of D-Sub COMPUTER Input Connector ........................................ 56 Compatible Input Signal List ...................................................................................... 57 PC Control Codes and Cable Connection ................................................................. 58 Troubleshooting Check List ........................................................................................ 59 TravelCare Guide ....................................................................................................... 61