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12. Servicing
Necessary tools
• 2x R847204 : steel screwdriver with 1/16” ended hex blade.
• R847205 : square drive socket with soldered h exagon key of 2.5 mm
• R847203 : Steel screwdriver with 0.05” ended hex blade
• Allenkey3mm
• Allen key 2.5 m m
How to re-converge
1. Remove the convergence cover plate ( A) in the top plate by removing the ne cessary screws.
A
Image 12-20
Convergence cover
2. Is your projector an FLM H D projector?
If yes, Lo osen the 4 screws Cr and the 4 screws Cg on the heat pipes of HD light processors. Then continue with step 3.
Cg
Cr
Image 12-21
Heat pipes on HD light processor
If no, go to step 3
3. Put the square drive socket, with a soldered hexagon key onto a ratchet.
4. Carefully release the 4 lock-down screws, holding the DMD unit onto Prism frame.
Tip: Release the lock-down screws in a way the DMD assembly becomes slightly movable. Keep in mind that at the end of
the re-convergence, tightening the DMD unit can cause some small convergence drift.
5. Start the re-convergence in the cente
r of the image as follows (using t ool R847204):
- Adjust the control Gb1 until the cr ossing of the center Green conv ergence pattern coincides with the Top left/Bottom right
diagonal line of the center Blue conv ergence pattern.
- Adjust the control Gb2 & Gb3 simultaneously until the crossing of the center Green convergenc e pattern coincides with the
Top right/Bottom left diagonal line of the center Blue convergence pattern.
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R59770091 DP-1500 06/01/2009