NEC 1200c Manual

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4. Using Menus
4-6-6. IP Address
Displays the IP address set in the projector head.
SystemDisplays the IP address set for the projector head (System). ←
 Displays the IP address.
4-6-7. Setup Date
Displays the date when the projector was set up (starting date of the warranty period).
← Displays the date when the projector was set up (starting date of the warranty 
period). 
4-6-8. Option Status
Displays the link status of the device mounted in slot A and slot B (si\
gnal input board, multi-media...

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NOTEPlease request your dealer to perform lamp replacement and cleaning of the projector inside.
5-1. Cleaning the Cabinet
Be sure to always check that the AC power supply of the projector head is disconnected before carrying out maintenance of
your projector.
•Wipe with a dry, soft cloth without nap.
When the cabinet is excessively dirty, wipe with cloth well wrung after being dampened with a neutral detergent diluted with
water and then finish up with a dry cloth.
When you use a chemical dust cloth,...

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5. Maintenance of Your Projector
5-3. Replacing the Air Filter
Air filters are attached over the air inlet of the projector to prevent dust. Replace air filters periodically to maintain the projectors
performance.
W ARNING:
• When replacing air filters, turn off the projector and shut down the AC power to the projector using a circuit breaker.
• Dust in air filters will hinder ventilation of the projector, lead to a rise of the internal temperature and may cause a fire  or
malfunction.
NOTEPlease...

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5. Maintenance of Your Projector
5-3-1. Replacing air filters for the lamp air inlet
Prepare the optional NC-80AF01 to replace air filters for the lamp air inlet. The NC-80AF01 contains six replacement air filters.
T wo air filters are required for the lamp air inlet.
1Tu rn off the power to the projector.
2Open the air inlet cover.
The air inlet cover is fastened by a leg on the top left corner of the cover when the project is facing towards you. Lift the
leg up to open the air inlet cover.
NOTET ake...

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5. Maintenance of Your Projector
4Replace with new air filters.
Look for an arrow indicating the installation direction on the side of the air filter. Place the filter so that the arrow is pointing
down at the projector.
5Mount the filter cover.
Align two fasteners on the filter cover to holes on the projector, and push in until the latch clicks to mount the filter cover .
Latch 

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5. Maintenance of Your Projector
6Close the air inlet cover.
Fasten the air inlet cover by inserting the protrusion on the top left leg into the hole on the projector when the projector is
facing towards you.
This completes replacement of the air filters for the lamp air inlet.
5-3-2. Replacing air filters for the projector air inlet on the front
Prepare the optional NC-80AF02 to replace air filters for the projector air inlet on the front. The NC-80AF02 contains four
replacement air filters. Two air...

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5. Maintenance of Your Projector
3Remove the filter cover.
Push the latch until it clicks to unlock the filter cover.
Latch
4Replace with new air filters.
Look for an arrow indicating the installation direction on the side of the air filter. Place the filter so that the arrow is pointing
down at the projector.
5Mount the filter cover.
Align two fasteners on the filter cover to the holes on the projector, and push in until the latch clicks.
Latch 

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5. Maintenance of Your Projector
6Mount the air inlet cover.
Align the catches on the bottom of the air inlet cover with the protrusions on the projector, and push in until the latch
clicks to mount the air inlet cover.
Latch
This completes replacement of the air filters for the projector air inlet on the front.
5-3-3. Replacing air filters for the projector air inlets on the side
Prepare the optional NC-80AF02 to replace air filters for the projector air inlets on the side. The NC-80AF02 contains...

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5. Maintenance of Your Projector
3Replace with new air filters.
Look for an arrow indicating the installation direction on the side of the air filter. Place the filter so that the arrow is pointing
down at the projector.
AIR
F LOW
AIR
FLOW
4Mount the filter cover.
Align two fasteners on the filter cover to the holes on the projector, and push in until the latch clicks.
Latch
5Repeat Step 2 to 4 to replace one more air filter.
This completes replacement of the air filters for the projector air inlets...

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6-1. Troubleshooting
Before asking for repair, please check your connection, settings and operation once again. If th\
e trouble cannot be corrected,
please contact your dealer/distributor for instructions or repair.
6-1-1. Problems and where to check
Problem
The projector cannot be turned on. 
The image cannot be projected. 
The image is distorted. 
The image is blurred. 
Video image is disturbed Check these items
Check to see if AC power is supplied to the projector.
Make certain that the...