HP 70000 series - Display Issues and Analyzer Tests; Analyzer Test

Figure
5-3.
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MORE
ERRORS
Softkey
Display-Disruptive
Errors
Error
conditions of the display instrument that interfere with normal screen displays are called
display-disruptive
errors. Display-disruptive error code messages (for example, A3 MEMORY READ )
are
displayed on the screen in large block letters.
Note
Do
not attempt to restart the system after a display-disruptive error without
cycling power.
Display Tests
Display Tests are the diagnostic and adjustment routines of the display instruments (for
example, HP 70206A system graphics display or HP 70004A color display). For an explanation
of display test, refer to the installation and verication manual for the HP 70205A graphics
display, HP 70206A system graphics display, or HP 70004A color display.
Analyzer Test
Analyzer Test is a self-test routine of HP 70000 Series modular spectrum analyzer system
which have an HP 70900B local oscillator source congured as a master element. The display
instruments are not tested by the analyzer test function.
If the analyzer passes this test, then the HP 70900B local oscillator source analog circuits, and
the processor, memory, and HP-MSIB circuits of the analyzer, are functioning correctly.
Note
Before running an Analyzer T
est for a system containing an HP 70908A
RF section (that is, an HP 71210C microwave spectrum analyzer), rst press
Instrument Preset I-P and allow one complete sweep. Then press 4
MENU
5 ,
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FREQ ,
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SPAN , 100
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MHz ,
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CENTER FREQ ,300
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MHz . This sets the span to 100
MHz and the center frequency to 300 MHz.
Access this test by pressing 4
MNU
5 on the HP 70205A graphics display or 4
MISC
5 ,
N
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MORE ,
N
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SERVICE
on the HP 70206A system graphics display or HP 70004A color display
N
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SERVICE , then
Troubleshooting 5-5