
7. Maintenance
7.1
Cleaning the front dust
fi
lter
W
ARNING
:
The procedure below may only be performed by “quali
fi
ed service technicians”.
The air
fi
lters should be cleaned monthly under normal environment conditions. Equipment in very dusty or
otherwise contaminated areas may require more frequent maintenance.
How to clean the front dust
fi
lter?
1. Remove the input cover. See "Removal of the input cover", page 84.
2. Slide out the front dust
fi
lter (1) from the projector.
3. Remove most contamination from the
fi
lters with a vacuum cleaner in another room or outside.
4. Blow the remaining dust away with compressed air in another room or outside.
5. Position the
fi
lter with the
up
-sign (2) upwards and slide it in until it clicks into position.
1
2
Image 7-1
Cleaning the front dust
fi
lter
6. Install the input cover. See "Removal of the input cover", page 84.
70
R5905823 HDQ 4K35 30/11/2015
Summary of Contents for HDQ 4K35
Page 1: ...HDQ 4K35 User and Installation manual R5905823 04 30 11 2015 ...
Page 4: ......
Page 58: ...4 Lenses Lens Holder 54 R5905823 HDQ 4K35 30 11 2015 ...
Page 69: ...6 Starting up 6 STARTING UP R5905823 HDQ 4K35 30 11 2015 65 ...
Page 70: ...6 Starting up 66 R5905823 HDQ 4K35 30 11 2015 ...
Page 84: ...7 Maintenance 80 R5905823 HDQ 4K35 30 11 2015 ...
Page 96: ...8 Removal and installation of the projector covers 92 R5905823 HDQ 4K35 30 11 2015 ...
Page 98: ...A Dimensions and specifications 94 R5905823 HDQ 4K35 30 11 2015 ...
Page 108: ...B Environmental information 104 R5905823 HDQ 4K35 30 11 2015 ...