Manual for WUX450

Manual for WUX450

Brand: CANON

Category: Projector

Document Type: Manual

Language: EN

Uploaded: Sept. 12, 2025, 4:13 a.m.

This manual covers the operation of Canon multimedia projectors, including WUX450, WUX520, WUX400ST, and WUX450ST models.

Key operations include:

  • Starting and Stopping the Projector: Use the POWER button to turn the projector on and off.
  • Selecting Input Signal: Use the INPUT button to choose the desired input source (HDMI, LAN, USB, etc.).
  • Adjusting the Image: Includes setting display resolution, auto PC adjustment, image size, position, and focus.
  • Aspect Ratio and Screen Matching: Select the appropriate aspect ratio for the screen.
  • Image Quality Settings: Adjust brightness, contrast, sharpness, color, and use various image modes.
  • Presentation Functions: Features like temporarily blacking out the image and freezing the picture are available.
  • Network Connectivity: Instructions for connecting to a network, setting up IP addresses, and using Networked Multi-Projection (NMPJ) are provided.
  • Maintenance: Guidance on cleaning the projector, replacing the air filter and lamp.

Troubleshooting and error codes

LED Indicator Status Meaning Countermeasure
WARNING and TEMP are lit. Temperature abnormality The temperature inside the projector is too high for some reason or the outside air temperature is higher than the operating range. If the problem is inside the projector, check whether the projector is installed and operating normally, unplug the projector from the power outlet to cool down the projector interior and then restart projection. If the air intake or exhaust vent is blocked, remove the obstacle. If the same warning occurs again, there may be a malfunction in the projector. Contact the Canon Customer Support Center.
WARNING and LAMP are lit. Faulty lamp The lamp does not illuminate. Turn the power off and then back on and check whether or not the lamp illuminates. Also, check whether the air intake or exhaust vent is blocked, and whether the air filter is clogged with dust. The warning may indicate if the air flow in and out of the projector is blocked, or if the internal temperature of the projector rises. If the air filter is clogged, clean or replace the air filter. (P199, P200) If the lamp does not illuminate, replace it. If the same warning occurs again, there may be a malfunction in the lamp drive circuit. Contact the Canon Customer Support Center.
WARNING flashes 3 times, LAMP is lit. Faulty lamp cover The lamp cover is open. Unplug the projector from the power outlet, then install the lamp cover correctly and turn on the projector again. If the lamp cover has been installed properly, there may be a malfunction in the lamp cover detection switch. Contact the Canon Customer Support Center.
WARNING (only) flashes 4 times repeatedly. Faulty cooling fan There may be a malfunction in the cooling fan or another component. Unplug the projector from the electrical outlet, then plug it back into the outlet and turn on the projector again. Contact the Canon Customer Support Center if the same warning occurs again.
WARNING (only) flashes 5 times repeatedly. Faulty power supply Abnormal voltage is applied to some parts in the power supply or another failure may have occurred. Unplug the projector from the electrical outlet, then plug it back into the outlet and turn on the projector again. Contact the Canon Customer Support Center if the same warning occurs again.
WARNING (only) flashes 3 times repeatedly. Filter error The air filter is not installed. Check whether or not the air filter is installed correctly. Contact the Canon Customer Support Center if the same warning occurs again.
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