An awesome student from our education program made this wiki. It is not managed by iFixit staff.
BenQ HT1075 Troubleshooting
This troubleshooting document will help you diagnose problems with the BenQ HT1075.
- Does Not Turn On
- Shuts Down While in Use
- No Picture Appears
- Unstable Images
- Blurry Pictures
- Remote Control Does Not Work
The projector is not powering on.
Check the power cable connections from AC inlet to the projector. Ensure that the power outlets with switches are in the ON position.
Make sure the lamp cover is attached and secured properly.
Wait for the projector to cool as it cannot turn back on during cooling stage. Turn on once it has finished.
The projector shuts down while being used.
Replace with the appropriate lamp.
Replace the blower fan by first taking the projector apart. If further assistance is needed, contact the manufacturer.
The projector is not projecting the image.
Ensure that the signal cable is properly connected and turn the video source on.
Ensure the connection from the projector to video source is correct.
Select the correct source by switching through with the SOURCE key on the projector or perform the same action with the remote control.
The projector is not projecting the proper images or the images are unstable.
Make sure that all of the cables are connected to the appropriate terminals.
The images from the projector are blurry and unfocused.
Use the focus ring to readjust the focus of the lens.
Adjust the angle and direction of the projector to align it with the screen. If that doesn’t work, adjust the height of the projector.
Remove the lens cover.
The remote control is not performing its designated functions.
Replace both of the used batteries with new ones.
Remove the obstacle or place yourself in a position where the obstacle is no longer a problem.
Move closer to the projector so that it is within the range of the remote.