10
Air Filter and Vent Maintenance ....................................................................................................... 321
Cleaning the Air Filter and Vents ................................................................................................. 322
Replacing the Air Filter ................................................................................................................ 326
Replacing the Remote Control Batteries .......................................................................................... 328
Replacing the Hard Pen Tips............................................................................................................ 330
Replacing the Soft Pen Tips ............................................................................................................. 331
Updating the Firmware ..................................................................................................................... 334
Transporting the Projector................................................................................................................ 334
Solving Problems .................................................................................................................................... 335
Projection Problem Tips ................................................................................................................... 335
Projector Light Status ....................................................................................................................... 336
Using the Projector Menu Displays .................................................................................................. 339
Solving Image or Sound Problems ................................................................................................... 340
Solutions When No Image Appears............................................................................................. 340
Solutions When Image is Incorrect Using the USB Display Function .......................................... 341
Solutions When "No Signal" Message Appears........................................................................... 342
Displaying From a PC Laptop ................................................................................................. 343
Displaying From a Mac Laptop ............................................................................................... 344
Solutions When "Not Supported" Message Appears ................................................................... 344
Solutions When Only a Partial Image Appears............................................................................ 344
Solutions When the Image is Not Rectangular ............................................................................ 345
Solutions When the Image Contains Noise or Static ................................................................... 346
Solutions When the Image is Fuzzy or Blurry .............................................................................. 347
Solutions When the Image Brightness or Colors are Incorrect .................................................... 348
Solutions When an Afterimage Remains On the Projected Image............................................... 348
Solutions to Sound Problems ...................................................................................................... 349
Solutions to Microphone Problems .............................................................................................. 350
Solving Projector or Remote Control Operation Problems ............................................................... 350
Solutions to Projector Power or Shut-Off Problems..................................................................... 350
Solutions to Remote Control Problems........................................................................................ 351
Solutions to Password Problems ................................................................................................. 352
Solutions When a Battery Message Appears .............................................................................. 353
Solving Network Problems ............................................................................................................... 353