To Next PageTo Next PageWhat to do if my ViewSonic PX748-4K does not turn on?
If your ViewSonic Projector doesn't turn on, first ensure the power cord is properly attached to both the projector and the power outlet. If it still doesn't turn on, wait until the cooling process has finished, and then try again. As an alternative, try using a different power outlet or testing the current outlet with another electrical device.
Why is my ViewSonic Projector remote control not working?
If your ViewSonic Projector remote control isn't working, make sure there are no obstructions between the remote and the projector, and that you're within 8 meters (26 feet). Also, check the batteries and replace them if needed.
How to fix no picture on ViewSonic PX748-4K?
If there is no picture on your ViewSonic Projector, ensure the video source cable is correctly connected and that the video source is turned on. Also, if the input source isn't automatically selected, manually select the correct source using the Source key on the projector or remote control.
How to fix a blurred image on ViewSonic PX748-4K Projector?
If the image on your ViewSonic Projector is blurred, try adjusting the Focus Ring to properly focus the projection lens. Also, ensure the projector and screen are aligned correctly, adjusting the projector's height, projection angle, and direction if necessary.
General| Product type | Short throw projector |
|---|---|
| Product color | White |
| Cable lock slot | Yes |
| Market positioning | Home cinema |
| Cable lock slot type | Kensington |
| Operating temperature (T-T) | 0 - 40 °C |
| Operating relative humidity (H-H) | 0 - 90 % |
| Power source | AC |
| Power consumption (standby) | 0.5 W |
| Power consumption (typical) | 310 W |
| RMS rated power | 10 W |
| Number of built-in speakers | 1 |
| Audio (L/R) in | - |
| Serial interface type | RS-232 |
| USB 2.0 ports quantity | USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them. |
| Number of colors | 1.07 billion colors |
| Native aspect ratio | 16:9 |
| Projection distance | 0.75 - 9.76 m |
| Vertical scan range | 23 - 240 Hz |
| Horizontal scan range | 15 - 129 kHz |
| Projection technology | DLP |
| Contrast ratio (dynamic) | 12000:1 |
| Screen size compatibility | 30 - 300 \ |
| Projector native resolution | 2160p (3840x2160) |
| Keystone correction, horizontal | 40 ° |
| Lamp power | 240 W |
| Light source type | Lamp |
| Service life of light source | 4000 h |
| Service life of light source (economic mode) | 20000 h |
| Throw ratio | 1.13 - 1.47 |
| Noise level | - dB |
| Harmonized System (HS) code | 85286200 |
Weight and Dimensions| Depth | 108 mm |
|---|---|
| Width | 312 mm |
| Height | 222 mm |
| Weight | 2800 g |
| Package depth | 297 mm |
| Package width | 415 mm |
| Package height | 168 mm |
| Package weight | 4000 g |
Provides detailed instructions for setting up your projector.
Steps for connecting the projector to a power source.
Guides on connecting video and computer input sources like HDMI.
Instructions for powering the projector on and off.
How to choose the active video or computer input.
Covers image adjustment for height, angle, size, and clarity.
How to correct trapezoidal image distortion using keystone controls.
Manually adjusting the shape and size of uneven rectangular images.
Explains how to navigate and use the projector's on-screen menus.
Provides solutions for common issues encountered with the projector.
Instructions for cleaning the lens, case, and general upkeep.
Details what is covered under the ViewSonic projector's limited warranty.
Specifies the general warranty period for parts and labor.
Steps and requirements for obtaining warranty service.
Steps and requirements for obtaining warranty service in Mexico.
