Performance veri
fi
cation
Trilevel Sync output test
(HD)
Perform this procedure to check that Black 1 through 3 output amplitude and offset
for HD Trilevel sync signals are adjusted to within speci
fi
cation. This test should
be performed in factory mode. (See page 19,
1.
Connect the
BLACK 1
output of the SPG8000 to the oscilloscope and
terminate the input with a 75
Ω
feedthrough terminator.
NOTE.
Make sure that the oscilloscope input is set to 1 M
Ω
mode if you are using
the feedthrough terminator.
Figure 9: Setup for trilevel sync output test and black output rise and fall time test
2.
Select the
1080 59.94i
HD sync signal for Black 1, Black 2, and Black 3
outputs on the SPG8000 as follows:
a.
Press the
BLACK
button until you see
BLACK 1-3 : HD TRI-LEVEL
SYNC RATE
in the menu.
b.
Press the left (
◄
) arrow button to select
Non-Integer
, and press the
ENTER
button.
c.
Press the
BLACK
button until you see
BLACK 1 : FORMAT
.
d.
Press the left (
◄
) or right (
►
) arrow button to select
1080 59.94i
, and
then press
ENTER
.
e.
Repeat the previous substeps for the
BLACK 2
and
BLACK 3
outputs.
SPG8000 Speci
fi
cations and Performance Veri
fi
cation
47
Содержание Tektronix SPG8000
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Страница 12: ...General safety summary vi SPG8000 Specifications and Performance Verification...
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