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Performance Veri
fi
cation Procedures
Checking the 10 MHz System Clock (CLK10)
The following procedure checks the accuracy of the 10 MHz system clock:
Equipment required
Frequency counter
Precision BNC cable
Prerequisites
Warm-up time: 30 minutes
1.
Verify that all of the prerequisites above are met for the procedure.
2.
Connect the frequency counter to the External Signal Out BNC connector
on the instrument.
3.
Select System Con
fi
guration from the System menu.
4.
In the System Con
fi
guration dialog box, select 10 MHz Clock from the list of
routable signals in the External Signal Out selection box and click OK.
5.
Verify that the output frequency at the External Signal Out connector is
10 MHz ±1 kHz. Record the measurement on a copy of the calibration data
report and disconnect the frequency counter.
6.
In the System Con
fi
guration dialog box, reset the External Signal Out signal
to None.
26
TLA5000 Series Product Speci
fi
cations & Performance Veri
fi
cation