BOXLIGHT MP-350m - Manual (Page 50)

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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.