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To adjust the CRT intensity
This procedure must be performed by trained personnel. Adjustments are made with
the cover removed and power applied.
Do not touch the CRT monitor sweep board. High voltages exist on the sweep board that can
W A R N I N G
cause personal injury.
Equipment Required
Equipment
Alignment Tool
Light Power Meter
Turn off the logic analyzer, then disconnect the power cord. Remove the cover.
1
Refer to chapter 6, "Replacing Assemblies," for instructions to remove the cover.
Connect the power cord, then turn on the logic analyzer.
2
Access the Display Test.
3
•
If you just finished adjusting the CRT monitor alignment, go to step 4.
•
To Access the Display Test, perform the following steps.
a Insert the disk containing the functional performance verification tests into the disk
drive, then load the functional performance verification operating system into the
logic analyzer.
b Enter the Sys PV tests and enter the Display Test. A grid pattern should appear.
Press the front panel Select key.
4
The display should show a full bright test screen.
Turn the rear panel intensity adjustment to full bright.
5
Place the light power meter against the display at center screen.
6
4–8
Critical Specification
Recommended
Model/Part
1
8710-1300
United Detector 351
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