Performance veri
fi
cation
6.
Output the CW 10 MHz calibration signal from the BLACK 3 output as
follows:
a.
Press the
BLACK
button until you see
BLACK 3
in the menu.
b.
Press the left (
◄
) arrow button to select
CW 10 MHz
.
c.
Press the
ENTER
button.
7.
Set the frequency counter to trigger on the input, and then verify that
the displayed frequency is within the range of 9.9999987 MHz to
10.0000013 MHz.
8.
Record the frequency in the test record.
Genlock function test
Perform the following procedure to check that the genlock and timing function is
operating correctly. This test is divided into three parts: one part checks NTSC,
one part checks PAL, and one part checks 1080p24. This test may be performed
in normal or factory mode. (See page 19,
NTSC functional genlock and timing.
1.
Use a 75
Ω
BNC cable to connect the
BLACK 1
connector on the reference
unit to the
REF
connector on the SPG8000 under test.
2.
Use a second 75
Ω
BNC cable to connect the
REF LOOP
connector of the
SPG8000 to the
CMPST A
connector on the waveform monitor. Make sure
to terminate the loop A input on the waveform monitor.
Figure 3: Setup for genlock test
32
SPG8000 Speci
fi
cations and Performance Veri
fi
cation