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No power
Image is not displayed.
Poor color.
Picture is too dark.
Picture is not clear.
Picture rolls.
The Remote Controller
does not work.
AC power cord is not connected correctly.
Lamp cover is not closed correctly.
A signal cable is not connected correctly.
Selected input is incorrect.
The picture mute is active.
Picture is not adjusted properly.
Lamp life is running short.
Contrast or brightness is not adjusted properly.
Picture is out of focus.
Condensation occurs on the lens.
A signal cable is not properly connected.
Batteries are exhausted.
The distance to the unit is too far.
IR sensor on unit is obstructed.
The “EXTERNAL” position on the connector
panel is selected.
Connect the AC power cord properly.
Close the cover properly.
Connect a signal cable properly.
Select the correct input source .
Press the MUTE key to release the mute.
Adjust the picture in the MENU mode.
Replace the lamp.
Adjust contrast or brightness properly.
Adjust the focus.
Run the projector for about two hours.
Connect a signal cable properly.
Replace batteries.
Reduce the distance between the unit and
the remote control.
Remove any obstacles.
Select the “INTERNAL” position.
Notes:
• If the lamp still does not function after the replacement and initialization of the lamp life, contact Marantz authorized dealer, or
service center.
Possible CauseSymptom Remedy
TROUBLESHOOTING
In case of troubles, check the following before calling for
service:
1. Are the connections made properly ?
2. Are you operating the unit properly, following the
instructions ?
If the unit does not operate properly, check the items shown
in the following table.
If any trouble cannot be solved by the recommendation
below, malfunction of the internal circuitry is suspected;
immediately unplug the AC power cord and contact Marantz
dealer or service center.
ERROR MODE
WARNING/LAMP indicator, POWER ON indicator, and STANDBY indicator diagnose error mode of the projector as follows.
The lamp cover is not
closed properly firmly
The lamp has failed, or
the lamp is completely
worn out.
Temperature around
the lamp unit becomes
unusually high.
Temperature around
the power supply
becomes unusually
high.
The fan inside the
projector has stopped.
Lamp cover
Lamp
Lamp
temperature
Power supply
Fan
ON
ON
Flashing
Flashing
Flashing
OFF
OFF
ON
ON
OFF
Flashing
OFF
Flashing
OFF
ON
Close the cover correctly.
Replace the lamp and
reset lamp life.
Check to see that nothing
is blocking the ventilation
holes, and leave off the
unit for about an hour.
Indicators
Error mode
WARNING
/LAMP
POWER ON STANDBY
Possible Cause Recommendation