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7. Optical Adjustment
7
Optical Adjustment
After setting up the system optical adjustment must be done. In the following chapter a description of the
adjustment facility is given as well as some hints to carry out this procedure.
Only authorized and specially trained personnel should carry out adjustment!
Keep in mind that electrical power is supplied! Never touch anything different from the
parts described below due to the dangers of electrical shock.
•
Switch on main power by pressing
I
(rocker switch I/O) Figure 6-5 [A]
•
Wait at least half a minute while the fan is blowing.
•
Switch on the lamp by pressing On (rocker switch On/Res.) Figure 6-5 [B]
•
The last 3 steps have to be repeated for each module.
•
Insert a DOS boot diskette into the ARGUS-Processor and boot the system.
•
Start the program with the following command:
A>
grid2728
<CR>
The adjustment grid is displayed.
•
Check the distortion and the sharpness of the displayed adjustment grid.
You can also use the internal test pattern hatch, cf.
To carry out the following procedures it is recommended to observe the displayed image from the back of the
scr een thus immediately seeing the effects of the adjustment pr ocedur es. To enhance contr ast it may be
necessary to veil the screens with a dark cover.