Cleaning The Light Pipe Lenses - Barco DP2K SLP Series Service Manual

Light Pipe
Image 10-12
3. Remove the lens (reference 4 Image 10-13) from the container (reference 5 Image 10-13) as illustrated. Use a
1.5mm Allen wrench to loosen the four lens fixation screws (reference 2 Image 10-13).
Image 10-13
4. Install the new lens No4 (reference 4 Image 10-13) in the container (reference 5 Image 10-13) as illustrated.
Secure the lens with small brackets and four screws (reference 3 & 2 Image 10-13) as illustrated. Use a
1.5mm Allen wrench. Ensure that the flat side of the lens faces towards the Light Processor (convex side
towards the Folding Mirror)
Caution: Wear cotton gloves. Do not touch the glass with bare hands. Furthermore, ensure that the
lens remains clean.
Note: Light Pipe lens No3 (zoom lens) and lens No4 are the biggest Light Pipe lenses. Lens No3 and
Lens No4 have a diameter of 60mm. But lens No3 has an edge thickness of 7mm, while lens No4 has
an edge thickness of 5mm.
5. Place the lens container back in the Corner Block as illustrated in Image 10-12.
6. Fasten the lens container with three fixation screws (reference 1 Image 10-12). Use a 2.5mm Allen wrench.

10.8 Cleaning the Light Pipe lenses

When cleaning the Light Pipe lenses?
Only clean the Light Pipe lenses in case it is really necessary. This means in case dust is clearly visible upon
the surface of the Light Pipe Lenses.
This procedure requires that the Light Pipe lenses are removed from the Light Pipe.
122 R5906848 /04 DP2K SLP Series
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