7
Air Filter and Vent Maintenance .................................................................................................. 150
Cleaning the Air Filter and Vents............................................................................................. 151
Replacing the Air Filter............................................................................................................ 151
Projector Lamp Maintenance....................................................................................................... 153
Replacing the Lamp................................................................................................................ 154
Resetting the Lamp Timer....................................................................................................... 158
Replacing the Remote Control Batteries ..................................................................................... 159
Transporting the Projector................................................................................................................ 161
Solving Problems.................................................................................................................................... 162
Projection Problem Tips ................................................................................................................... 162
Projector Light Status....................................................................................................................... 163
Using the Projector Help Displays.................................................................................................... 166
Solving Image or Sound Problems................................................................................................... 167
Solutions When No Image Appears............................................................................................. 167
Solutions When Image is Incorrect Using the USB Display Function .......................................... 168
Solutions When "No Signal" Message Appears........................................................................... 169
Displaying From a PC Laptop ................................................................................................. 170
Displaying From a Mac Laptop ............................................................................................... 170
Solutions When "Not Supported" Message Appears................................................................... 170
Solutions When Only a Partial Image Appears............................................................................ 171
Solutions When the Image is Not Rectangular ............................................................................ 171
Solutions When the Image Contains Noise or Static ................................................................... 172
Solutions When the Image is Fuzzy or Blurry .............................................................................. 173
Solutions When the Image Brightness or Colors are Incorrect .................................................... 174
Solutions to Sound Problems ...................................................................................................... 174
Solving Projector or Remote Control Operation Problems ............................................................... 175
Solutions to Projector Power or Shut-Off Problems..................................................................... 175
Solutions to Problems with the Remote Control........................................................................... 176
Solutions to Password Problems................................................................................................. 177
Solving Network Problems ............................................................................................................... 177
Solutions When Wireless Authentication Fails ............................................................................ 178
Solutions When You Cannot Access the Projector Through the Web ......................................... 178
Solutions When You Cannot Connect Using Screen Mirroring.................................................... 179
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