Agilent Technologies 54502A Manual de Serviço descarregar pdf (Página 75)

5. Turn rear-panel INTENSITY to bring up the intensity level on screen. Screen

intensity should be at a comfortable viewing level and the position of both

adjustments should be close to mid-range.

6. Press RUN and then STOP.

7. Adjust CONT so the error message is easily seen.

Focus

Adjustment

1. Refer to figure for adjustment locations.

2. Place TIMING WAVEFORMS menu on the screen of the H P 1650B/51B by

pressing the front-panel DISPLAY key.

3. Adjust sweep board FOCUS control for sharp pixels in the center of the

screen menu. Note FOCUS control position.

4. Adjust sweep board FOCUS for sharp pixels at the corners of the screen.

Note FOCUS control position.

5. Set sweep board FOCUS control for mid-position between the two positions

noted in steps 3 and 4 for best over-all pixel focus.

HP 1650B/1651B Adjustments

Service Manual 4-5

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Agilent Technologies 54502A Manual de Serviço Página 75