Tektronix DPO3000 Series, Service Manual

Page: 31 / 79

Adjustment Procedures
Figure 3-4: Factory information dialog
12. Push the OK Do Factory Adjustment side-bezel button to start the
adjustment process. Prompts appear on the oscilloscope screen to indicate the
signal type and the channels to which it should be connected.
NOTE.
The oscilloscope adjusts itself automatically using the calibrator signal as
a reference. You do not need to make any adjustments.
If you make an error, such as connecting the wrong input signal, you can repeat
the last step by pushing the
Return to Previous Screen side bezel button.
13. For each step, refer to the next table to identify the signal type, and then
carefully follow the instructions for that signal type on the speci
fi ed page.
Signal type Example prompt Procedure to follow Parameters to set
DC Voltage Apply 0 V DC 50 Ω
termination signal to 3.
(See page 3-6, DC Voltage .) Waveform type, voltage,
termination, channel
Time Mark Apply 500 mV Pk-Pk 625 Hz
50
Ω termination time mark
signal to 3.
(See page 3-8, Time Mark .) Waveform type, voltage,
frequency, termination,
channel
Deskew Apply 1.0 V Pk-Pk 1 kHz
50
Ω termination deskew
signal to 3.
(See page 3-8, Deskew
(MSO Only) .)
Waveform type, voltage,
frequency, termination,
channel
Sine Signal Apply 2.0 V Pk-Pk 164M
50
Ω termination sine signal
to 3.
(See page 3-9, Sine Signal .) Waveform type, voltage,
frequency, termination,
channel
MSO3000 and DPO3000 Series Digital Phosphor Oscilloscopes Service Manual 3–5