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4.2
T
RACKING ADJUSTMENT
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Unscrew the 3 screws (10) and remove the rear cover (11)
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Mount a PL checker
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Put the lens in projection focused at a distance of 6' at the long focal length
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Place a marker in the centre of the image
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Put the lens at the short focal length
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Measure the distance T between the centre of the marker and the centre of the short focal
length
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Adjust the tracking T at short focal length with the screws (12) (Picture 6b) to be conform
with the specification (Picture 6a)
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Repeat the operation if necessary
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Reinstall the rear cover (11)
Picture 6a
0
T
Specification 0.08mm
Edition : 04/2012
T
1 mm scale short
focal length
10
Picture 6b
Référence :
311 747 A
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Table des Matières
