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Maintenance &
Troubleshooting
Troubleshooting
Check
• Projector power cord is not plugged into the wall outlet.
• Selected input is wrong. (See page 23.)
• Cables incorrectly connected to back panel of the projector. (See pages 13–15.)
• Remote control batteries have run down. (See page 11.)
•“Contrast” and “Brightness” adjustments are set to minimum position. (See page 29.)
•“Color” and “Tint” adjustments are not correct. (See page 29.)
• Adjust the focus. (See page 17.)
• Projection distance is too long or too short to allow for proper focus. (See pages 20 and 21.)
• OSD Display is set to “Level A” or “Level B”, preventing to display some or all On-screen
Displays. (See page 37.)
• If the picture is normal, the sound is due to cabinet shrinkage caused by temperature
changes. This will not affect operation or performance.
• Refer to “Lamp/Maintenance Indicators” on page 45.
• Adjust the “Phase” setting. (See page 32.)
• Noise may appear when used with certain computers. Set the NOISE FILTER to ON
using the RS-232C command. (See pages 52–54.)
• Change the input signal type. (See page 31.)
Problem
No picture appears.
Colour is faded or poor.
Picture is blurred.
No OSD appears.
An unusual sound is occasion-
ally heard from the cabinet.
Maintenance indicator lights
up.
Picture noise appears.
Image is green on INPUT 1 or
2 COMPONENT.
Image is pink (no green) on
INPUT 1, 2 RGB.