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15-11
Diagnostics Theory
MS_DIAGS
MS_DIAGS
External Reference
Ext Reference Present Detector
The external reference detector is read.
Ext Reference Lock Detector
The 10 MHz loop lock detector is read. Ext Reference Lock Out; the external reference
lock out is checked by locking out the external reference and checking the external
reference lock detector.
RF Input/Output
RF In/Out to Aux RF Out Test
Using an external connection, the power is measured using the CW/AF Analyzer.
Aux RF Out to Aux RF In
Using an external connection, the filter output detector level is measured by the voltmeter
through the voltmeter multiplexer.
Instrument Self Test
The power-up self tests are invoked internally.
Power Supplies On Measurement Board
The power supply sense points on the A19 Measurement assembly are read.