Barco F90 Service Manual page 52

12. Phosphor wheel
Enter Prospector and service menu as described in chapter 13.2 As a reference color picture, use the testpicture "BC255", available
in the projector's service menu, or via Prospector.
There are two light channels to be calibrated for the phosphor wheel, left and right channel. The calibration method is the same for
both channels, however two different group IDs are used, see below.
Image 12-2
1. .Go to Prospector menu: Introspection/Illumination/Laser/Singlegroupofbanks.
2. Set GroupID to 0 or 1 (left or right channel)
3. Set Power to 3500
4. Enter Run.
5. Return to Service menu, and use the mouse or [PC] arrow keys to move the slider until the test picture become slightly lighter
(yellow color starts to intrude in to the picture). Continue to adjust the slider to find the exact point where the test picture starts
to change.
Note down the value to the right of the slider.
6.
7. Move the slider to the right, until the picture starts to change again. Repeat the left and right movement of the slider, until you
find the exact point also here.
8. NOTE the value.
9. Find the average value by adding the two numbers, and divide by 2 (A+B)/2.
10. Move the slider until this average value is shown on the right side of the slider.
11. The phosphor wheel is now calibrated for the left laser channel.
12. The new settings are automatically saved when leaving the menus.
13. Exit Prospector
50
Left Channel Group ID
0
Right Channel Group ID
1
723–0016 F90 01/12/2017