viTable of Contents4. Convenient Features .................................................................... 33 Turning Off the Image and Sound ............................................................................... 33 Freezing a Picture (VT670/VT470 only) ..................................................................... 33 Enlarging and Moving a Picture (VT670/VT470 only) ................................................ 33 Using the Remote Mouse Function (VT670/VT470 only) ........................................... 345. Using On-Screen Menu ................................................................ 35 Using the Menus ......................................................................................................... 35 Menu Elements ........................................................................................................... 37 List of Menu Items ...................................................................................................... 38 Menu Descriptions & Functions [Picture].................................................................... 40 Menu Descriptions & Functions [Image] ..................................................................... 42 Menu Descriptions & Functions [Setup] ..................................................................... 43 Menu Descriptions & Functions [Advanced] ............................................................... 45 Menu Descriptions & Functions [Information] ............................................................. 49Menu Descriptions & Functions [Default] ................................................................... 506. Maintenance ................................................................................... 51 Cleaning or Replacing the Filter ................................................................................ 51 Cleaning the Cabinet and the Lens ........................................................................... 52 Replacing the Lamp ................................................................................................... 537. Appendix .......................................................................................... 56 Troubleshooting ......................................................................................................... 56 Specifications ............................................................................................................ 59 Cabinet Dimensions .................................................................................................. 61VT670/VT570/VT470 ............................................................................................ 61VT47 ..................................................................................................................... 62 Pin Assignments of D-Sub COMPUTER Input Connector ........................................ 63 Compatible Input Signal List ...................................................................................... 64 PC Control Codes and Cable Connection ................................................................. 65 Optional Presentation Remote Control Kit (PR52KIT) ............................................... 67 Troubleshooting Check List ........................................................................................ 71TravelCare .................................................................................................................. 73