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12. Maintenance
12. MAINTENANCE
About this chapter
This chapter contains general maintenance procedures.
Overview
•
•
Cleaning the exterior of the projector
12.1 Cleaning the lens
To minimize the possibility of damage to optical coatings, or scratches to lens surfaces follow the cleaning
procedure as described here precisely.
Necessary tools
•
Compressed air.
•
Clean Toraysee® cloth or any micro
fi
ber lens cleaning cloth.
•
Clean cotton cloth.
Necessary parts
Lens cleaner (e.g. Carl Zeiss lens cleaner or Purasol® or any water-based lens cleaner)
How to clean the lens?
1. Blow off dust with clean compressed air (or pressurized air cans
1
) .
2. Clean with lens cleaner together with a clean lens cleaning cloth to remove the dust and contamination. Use big wipes in one
single direction.
Warning:
Do not wipe back and forwards across the lens surface as this tends to grind dirt into the coating.
3. Use a dry lens cleaning cloth to remove left liquid or stripes. Polish with small circles.
4. If there are still
fi
ngerprints on the surface, wipe them off with lens cleaner together with a clean lens cleaning cloth. Polish again
with a dry one.
If smears occur when cleaning lenses, replace the cloth. Smears are the
fi
rst indication of a dirty cloth.
12.2 Cleaning the exterior of the projector
How to clean the exterior of the projector ?
1. Switch off the projector and unplug the projector from the mains power net.
2. Clean the housing of the projector with a damp cloth. Stubborn stains may be removed with a cloth lightly dampened with a mild
detergent solution.
1. Pressurized air cans are not efficient if there is too much dust on the surface, the pressure is too low
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Summary of Contents for HDX 4K
Page 1: ...HDX 4K User guide R5906070 00 23 09 2016 ...
Page 4: ......
Page 24: ...2 Installation preparations 20 R5906070 HDX 4K 23 09 2016 ...
Page 44: ...4 Lenses Lens selection 40 R5906070 HDX 4K 23 09 2016 ...
Page 50: ...5 Input Communication 46 R5906070 HDX 4K 23 09 2016 ...
Page 60: ...7 Graphic User Interface GUI 56 R5906070 HDX 4K 23 09 2016 ...
Page 62: ...8 GUI Source 58 R5906070 HDX 4K 23 09 2016 ...
Page 66: ...9 GUI Image 62 R5906070 HDX 4K 23 09 2016 ...
Page 72: ...10 GUI Installation 68 R5906070 HDX 4K 23 09 2016 ...
Page 78: ...12 Maintenance 74 R5906070 HDX 4K 23 09 2016 ...
Page 90: ...13 Servicing 86 R5906070 HDX 4K 23 09 2016 ...
Page 94: ...A Specifications 90 R5906070 HDX 4K 23 09 2016 ...