NEC NP-PE401H User's Manual - Page 64

Problem: Image has vertical flickering bar, Problem: Image is out of focus

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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 3132). Problem: The image is stretched when displaying 16:9 DVD The projector automatically detects 16:9 DVD and adjusts the aspect ratio by digitizing to full screen with 4:3 default setting. If the image is still stretched, you will also need to adjust the aspect ratio by referring to the following:  Please select 4:3 aspect ratio type on your DVD player if you are playing a 16:9 DVD.  If you can't select 4:3 aspect ratio type on your DVD player, please select 4:3 aspect ratio in the on screen menu. Problem: Image is reversed  Select "SETTING|GENERAL-->ORIENTATION" from the OSD and adjust the projection direction. Problem: Lamp burns out or makes a popping sound  When the lamp reaches its end of life, it will burn out and may make a loud popping sound. If this happens, the projector will not turn on until the lamp module has been replaced. To replace the lamp, follow the procedures in the "Replacing the Lamp". 57 ... English

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57
... English
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 automatically detects 16:9 DVD and adjusts the aspect
ratio by digitizing to full screen with 4:3 default setting.
If the image is still stretched, you will also need to adjust the aspect
ratio by referring to the following:
Please select 4:3 aspect ratio type on your DVD player if you are
playing a 16:9 DVD.
If you can’t select 4:3 aspect ratio type on your DVD player,
please select 4:3 aspect ratio in the on screen menu.
Problem: Image is reversed
Select “SETTING|GENERAL-->ORIENTATION” from the OSD
and adjust the projection direction.
Problem: Lamp burns out or makes a popping sound
When the lamp reaches its end of life, it will burn out and may
make a loud popping sound.
If this happens, the projector will
not turn on until the lamp module has been replaced. To replace
the lamp, follow the procedures in the “Replacing the Lamp”.