BOXLIGHT MP-350m Problem Image is too wide or narrow for screen, Problem Image is out of focus

Problem: Image is too wide or narrow for screen

•You might need to manually adjust the tracking to reduce or enlarge the projected image. Refer to “Manual Tracking” on page 30.

•Adjust the resolution of your monitor if it’s greater than 1280x1024. Only this resolution at 75 Hz or less will display on the projector.

Problem: Image is out of focus

•Turn the projection lens to focus the image.

•Make sure the projection screen is at least 4 feet (1.2m) from the projector.

•Make sure the projector is turned off, then check the projection lens to see if it needs cleaning.

Problem: Image and menus are reversed left to right

•Rear projection mode is probably turned on. Switch back to for- ward projection from the Controls menu. The image should immediately return to forward projection. See “Rear Projec- tion” on page 31.

Problem: Image and menus are upside down

•Ceiling mode is probably turned on. Turn off the mode from the Controls menu. The image should immediately return to forward projection. See “Ceiling Projection” on page 31.

Problem: the projector displays vertical lines, “bleeding” or spots

•Adjust the brightness. See “Brightness + or -” on page 22.

•Make sure the projector is turned off, then check the projection lens to see if it needs cleaning.

Problem: no sound

•Press the mute button.

•Adjust volume.

•Verify audio/input connections.

•Adjust audio source.

43