Verifying Option 124, Y-Axis Video Out; Procedure 1 - Quick Check Of Video Out Level - Agilent Technologies PSA Series Service Manual

Verifying Option 124, Y-Axis Video Out

The following two procedures outline how to verify that the rear panel
video out signal is correct. The first procedure is a quick check of the
0 to 1 V video out signal level that requires only a voltmeter.
The second procedure allows you to view the video out signal on an
oscilloscope and compare it to the PSA screen.
Figure 8-13
supports Option 124.
Figure 8-13 Option 124

Procedure 1 - Quick check of video out level.

Connect a voltmeter to the rear panel Video Out port of the PSA. Set
the voltmeter to measure DC volts.
1. With the instrument is spectrum analysis mode,
2. Select the internal amplitude reference by pressing
3. Tune the analyzer to 50 MHz.
4. Set the analyzer to 5 dB/div.
5. Set the analyzer to zero span.
Chapter 8
shows the block diagram of the optional A7 Digital IF that
instrument.
, and selecting the
Input Port
Verifying Option 124, Y-Axis Video Out
.
Amptd Ref
, .
Frequency 50 MHz
, ,
Amplitude Scale/Div
, .
Span Zero Span
Hardware Options
the
Preset
,
Input/Output
5 dB
203