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Troubleshooting
Troubleshooting
Before sending the unit to your authorized dealer for repair, check the following points.
The following situations are not malfunctions.
You do not need to worry under the following situations if there is no abnormality on the screen.
zPart of the top surface or front of the unit is hot.
zA creaking sound is heard from the unit.
zAn operating sound is heard from the internal of the unit.
Perform the following operations when the unit is unable to operate normally due to external static or noises.
A When the unit is in standby mode, pull out the power plug, then insert again.
B Press the power button on the unit to turn on the power again.
A sound may be heard when the lamp is off but there is no danger.
D-ILA device is manufactured using high-precision technology but there may be some missing pixels or pixels that remain
permanently lit up.
Power is not supplied
Is the power cord disconnected? Insert the power cord (plug) firmly. pP20
Is the lamp cover properly shut?
Remove the power plug when the unit is in standby mode and
close the lamp cover properly. After that, insert the plug
again.
pP39
Is the lamp in Cool Down mode?
After the Cool Down mode is complete, turn on the power
again.
pP21
Projected image is dark
Is the lamp near exhaustion?
Check the lamp time on the information menu. Prepare a new
lamp unit or replace as soon as possible when the lamp is near
exhaustion.
pP38f40
The unit works when power is turned on but stops abruptly after a few minutes
Are the air inlets and exhaust vent
blocked?
Remove the power plug when the unit is in standby mode and
remove any blocking object. After that, insert the plug again.
pP2, 10
Is the filter dirty? Clean the filter. pP41
Video image does not appear
Is the lens cap removed? Remove the lens cap. pP20
Is the correct external input selected? Select the correct external input. pP20
Is the AV device properly connected? Connect the AV device properly. pP14f16
Is the power of the AV device turned on? Turn on the power of the AV device and play the video. pP20
Are the correct signals being output from
the AV device?
Set the AV device properly. pP14f16
Is the setting of the input terminal correct?
Set ACOMPB and AHDMIB in the setting menu according to the
input signal.
pP27 - P
pP28 - Q
Is the video image temporarily hidden? Press the [HIDE] button to display the video image again. pP21
Color does not appear or looks strange
Is the image correctly adjusted? Adjust AColorB and ATintB in the setting menu. pP25 - CD
DLA-RS1_EN.book Page 34 Wednesday, January 24, 2007 9:23 AM
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