Vivitek Qumi Q3 Plus - Manual (Page 45)

39
Image Problems
Problem: No image appears on the screen.
1. Check whether PC is properly configured.
2. Turn off all of the equipment and power up the equipment again in the correct order.
Problem: The image is blurred
1. Adjust the focus via remote control
2. Ensure that the distance between the Qumi and the screen is within specified range
3. Clean Qumi lens with optical lens cleaning cloth if it is dirty.
Problem: The image is wider at the top or bottom (trapezoid effect)
1. Position Qumi so that it is as perpendicular to the screen as possible.
2.Adjust the Keystone settings in the OSD to correct the problem.
Problem: The image is reversed
Check the orientation of the Projector Mode setting in the Display menu in the OSD.
Problem: Image without contrast
Adjust the Contrast setting in the Color menu in the OSD.
Problem: The color of the projected image does not match the source image
Adjust the color temperature settings in the Color Temperature setting in the OSD menu.
Remote Control Problems.
Problem: Qumi does not respond to the remote control commands
1.
Aim the remote control towards the remote sensor on Qumi.
2. Make sure the path between remote and sensor is not obstructed.
3. Turn off any fluorescent lights in the room.
4. Check to see if the battery polarity is correct.
5. Replace the battery.
6. Turn off other infrared-enabled devices in the vicinity.
7. Have the remote control serviced.