NEC Projector Pe401h User Manual

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User Controls
  STANDBY MODE
POWER-SAVING:  Choose “POWER-SAVING” to save power 
dissipation further < 0.5W.
 NORMAL:  Choose “NORMAL” to return to normal standby. 
  DIRECT POWER ON
Choose “ON” to activate Direct Power mode. The projector will 
automatically power on when AC power is supplied, without 
pressing the  buton on the projector control panel or the POWER 
ON button on the remote control.
  AUTO POWER OFF (MIN)
Sets the countdown timer interval. The countdown timer will...

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Appendices
Problem: No image appears on screen
   Ensure all the cables and power connections are correctly and 
securely connected as described in the “Installation” section.
 Ensure the pins of connectors are not crooked or broken.
   Check if the projection lamp has been securely installed. Please 
refer to the “Replacing the lamp” section.
   Make sure the projector is switched on.
   Ensure that the “AV-MUTE” feature is not turned on.
Problem: Partial, scrolling or incorrectly...

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Appendices

 4.   Verify the resolution setting is less than or equal to 1280 x 1024 
resolution.
  5.   Select the “Change” under the “Monitor” tab .
  6.   Click on “Show all devices”. Next, select “Standard monitor 
types” under the SP box; choose the resolution mode you need 
under the “Models” box. 
 If you are using a Notebook:
  1.   First, follow the steps above to adjust resolution of the com
-
puter.
  2. Press the toggle output settings. example: [Fn]+[F4]
   
   If you...

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Appendices

Problem: Image has vertical flickering bar
 Use “CLOCK” to make an adjustment.
   Check and reconfigure the display mode of your graphic card to 
make it compatible with the product. 
Problem: Image is out of focus
 Adjust the Focus Lever on the projector lens. 
   Make sure the projection screen is between the required distance 
32” to 711”/815 to 18065 mm from the projector (refer to pages 31-
32). 
Problem: The image is stretched when displaying 16:9 DVD
 
The projector...

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Appendices

Problem: LED lighting message
Power Indicator
Indicator ConditionProjector ConditionNote
OffThe main power is off--
Blinking lightBlue0.5 sec On, 0.5 sec OffThe projector is getting ready to turn on.Wait for a moment.
2.5 sec On, 0.5 sec OffOff Timer is enabled.-- 
Steady lightBlueThe projector is turned on.--
Orange“Normal” is selected for “Standby Mode”--
Red“Power-Saving” is selected for “Standby Mode”--
Status Indicator
Indicator ConditionProjector ConditionNote
OffNormal...

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Appendices

Problem: Message Reminders
  Over temperature - the projector has exceeded its recommended 
operating temperature and must be allowed to cool down before it 
may be used.
  Replacing the lamp - the lamp is about to reach its maximum life-
time. Prepare to replace it soon. 
 
NOTE: When you continue to use the projector for another 100 hours after the lamp has reached the end of its life, the projector cannot turn on.
If this happens, after replacing the lamp, connect the...

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Appendices

Cleaning the Filter
The air-filter sponge keeps dust and dirt from getting inside 
the projector and should be frequently cleaned. If the filter is 
dirty or clogged, your projector may overheat. 
The message for filter cleaning will be dis-played for one minute when the projector is turned on or off.To cancel the message, press any button on the projector cabinet or the remote control.
 CAUTION:
•  Turn off the projector, and unplug the projector before replacing the filter....

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Appendices

 Replacing Procedure: 
 1.   Turn off the projector and disconnect the power cord.
 2.   Open the filter cover on the left side of the projector. 
u
 3.   Pull the filter from the filter cover. 
v
 4.   Replace the filter.
Note: 
The filter has outside and inside. The filter cover with the filter in the opposite way cannot be attached to the projector. Attach the filter to the filter cover with a square mark (□) at the top left corner as shown in the drawing.
To replace the...

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Appendices

 5.  Install the new filter by reversing the previous steps.
 6   After replacing the filter, turn on the power, and press the 
[MENU] button -> OPTIONS |LAMP/FILTER SETTINGS -> CLEAR FILTER HOURS to reset the filter usage hours. Refer to page 52. 

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Appendices

 Replacing the lamp 
optional lamp NP24LP
The projector will detect the lamp life at 2500 hours  in Eco 
Mode Off (3300 hours in Eco Mode On). When the “POWER” 
LED indicator fl  ashes red and the message below displays on-
screen, the projector has detected that the lamp is approaching 
its end of life. (Refer to page 29) It will show you a warning 
message 
 
When you see this message, change the lamp as soon as 
possible. Make sure the projector has been cooled down for at...