8. Lamp and lamp house
8.7 Realignment of the lamp in its reflector
Each xenon lamp installation requires a realignment of the lamp in its reflector for optimal performance of the
xenon lamp in the projector. Furthermore, it is recommended to realign the Z-axis of the lamp after the first
run time of 100 and 200 hours.
This procedure assumes that the lamp house with xenon lamp is already installed in the projector and tha
tthe
lamp house is equipped with thumbscrews for XYZ-aligment. Usea2mmAllenkeyincasenothumbscrews
are installed.
WARNING: This procedure may only be performed by qualified technical service personnel.
Necessary tools
Light m eter
How to align
1. R emov e the cover of the lam p compartment to gain access to the X-, Y-, and Z-axis adjustment screws of the lamp.
2. P lace a light meter in the center of the projection screen.
3. L oosen the locking screws x, y and z.
4. S witch on the projector and start up the lam p.
5. A djust the X-axis, the Y-axis and the Z-axis for m aximum light output. Ca refully turn the thumbscrew for maximum light output.
Once over the maximum , turn slightly in opposite direction to reach the maximum light output again.
Do this for each direction and repeat this adjustment cycle twice.
X
Y
Z
y
x
z
Image 8-31
Lamp alignment
6. Turn the lock nuts against the plate to secure the current position.
7. S witch off the projector and reinstall the cover of the lamp compartment.
R5905312 HDF W SERIES 24/01/2013
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