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PROBLEM
• CHECK
NO PICTURE AND NO SOUND.
• Projector powercord is not plugged into the wall outlet.
• The bottom filter cover is not securely installed.
• Selected input is wrong. (See pages 15)
• Cables improperly connected to rear panel of the projector.
(See pages 12-14)
• Remote control batteries have run down. (See page 10)
• On-screen Display (‘AV-MUTE’) is turned off and AV-Mute
function is turned on, creating a black image. (See page 23)
POWER CANNOT BE TURNED ON OR OFF USING THE
POWER BUTTONS (ON/OFF) OF THE PROJECTOR
• Keylock level is set to "Level A" or "Level B", preventing
operation of some or all buttons (See page 26)
SOUND IS HEARD BUT NO PICTURE APPEARS
• Cables improperly connected to rear panel of the projector.
(See pages 12-14)
•’Contrast’ and ‘Bright’ adjustments are set to minimum
position. (See page 19)
PICTURE APPEARS BUT NO SOUND IS HEARD
• Cables improperly connected to rear panel of the projector.
(See pages 12-14)
• Volume is set to minimum. (See page 20)
COLOUR IS FADED OR POOR
•’Color’ and ‘Tint’ adjustments are not correct.
(See page 19)
COLOUR IS DISTORTED (EXCEPT FOR VIDEO MODE)
• Change the input signal type. (See page 15)
PICTURE IS BLURRED
• Adjust the focus. (See page 10)
• Projection distance is too long or too short to allow for
proper focus. (See page 9)
PICTURE NOISE APPEARS
• Adjust the phase setting. (See page 18)
• Noise may appear when used with certain computers.
480P IMAGES DO NOT APPEAR
• Set the resolution mode to 480P. (See page 17)
AN UNUSUAL SOUND IS OCCASIONALLY HEARD FROM
THE CABINET
• If the picture is normal, the sound is due to cabinet
shrinkage caused by temperature changes.
This will not affect operation or performance.
MAINTENANCE INDICATOR LIGHTS UP
• Refer to ‘Lamp/Maintenance Indicators’ on page 29-30.
AFTER REPLACING LAMP, THE PREVIOUS STATUS
REMAINS UNCHANGED.
• Reset the lamp timer. (See page 31)
LENS COMES OFF
• Align the mark on the lens with the corresponding mark on
the projector, push the lens firmly in place, and rotate to the
right.
12. TROUBLESHOOTING
If a fault occurs, first check the points listed below before taking the projector for repair.
If you are unable to remedy a problem by following these hints, consult your dealer or service organisation.
WARNING
Under no circumstances should you try to repair the projector yourself as this could invalidate the warranty.