Rod Diagnostic - Barco FLM series Service Manual

11.1 Rod diagnostic

General
Due to bad environmental conditions the integration rod may become contaminated with grease, dust, dirt or other particles, which
will burn into the rod and cause permanent damage. As a result spots may become visible in the projected image on the screen. To
confirm that these spots are caused by a damages to the rod please diagnose the rod as described in the following procedure.
W
ARNING
Definition of "qualified service technicians" or "qualified technicians": Persons having appropriate technical
training and experience necessary to be aware of hazards to which they are exposed in performing a task and
of measures to minimize the danger to themselves or other persons.
Necessary tools
• 7 mm flat screw driver.
• 2 mm Allen key.
How to diagnose the integration rod of the FLM projector?
1. Remove the side cover of the projector. See users manual of the projector to do so.
Caution: Remove the side cover of the projector only in a clean and dust free area. Never remove the side cover in an area
which is subject to airborne contaminants such as that produced by smoke machines or similar.
2. Switch on the projector and project a white test pattern. See users manual of the projector to do so. Make sure that the projected
white test pattern is focused.
3. Release the two set screws (A) as illustrated. Use a 2 mm Allen key. It's not necessary to remove the set screws.
Image 11-3
4. Gently rotate the adjustment ring (D) of the integration rod assembly back and forward while watching the projected image.
Image 11-4
5. Do you see spots in the projected image rotate along with the movements of the rod?
If yes, these spots are caused by damages to the integration rod. Replace the rod assembly.
If no, integration rod is OK. Re-adjust and secure the integration rod and reinstall the side cover of the projector.
R59770072 FLM SERIES 19/03/2007
:
This procedure may only be performed by qualified technical service personnel.
D
A
A
11. Integration rod
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