Adjustments
WFM6100, WFM7000, and WFM7100 With Option FP Service Manual
3- 3
1.
If the Eye Gain is outside the specification, perform the following adjust-
ment procedure:
a.
Connect a signal source, with an 800 mV, 1 MHz, square wave signal to
the SDI A input. Make sure the source is calibrated, and the signal
amplitude is within a few millivolts of 800 mV.
b.
Press the
CONFIG
button, and then select
Utilities
>
Calibration
.
Press
SEL
to enter the calibration menu.
c.
Use the up and down arrow buttons to navigate to the appropriate Eye
Gain Adjust selection, and press
SEL
to start the calibration.
d.
Follow the on screen instructions, using the General knob or the up and
down arrow keys to adjust the displayed amplitude of the eye waveform
until it is 800 mV.
e.
Press and hold
STATUS
, and then select
SAVE
and press
SEL
.
f.
Repeat for the SDI B input.
g.
Follow the instructions at the bottom of the screen to Save and Exit
Calibration mode.
1.
Connect a 525-270 100% Flat Field SDI signal to the SDI A input.
2.
Connect an XGA to 5x BNC adapter cable to the PixMon output on the
waveform monitor.
3.
Connect the “Green” video signal to the oscilloscope input. (Use an
oscilloscope with a 75
Ω
input, or a 75
Ω
feed through termination.)
4.
Set the Oscilloscope:
Vert
200 mV/Div
Horiz
20
s/Div
Trigger
Edge
5.
Press the
CONFIG
button.
6.
Use the arrow keys or the General knob to navigate to
Outputs
and set the
appropriate (HD or SD) Anlg Pixmon to
YPbPr
.
7.
Adjust the oscilloscope trigger level for a stable display.
8.
Press the left arrow key twice to return to the first level of the CONFIG
menu.
9.
Select
Utilities
>
Calibration
. Press
SEL
to start calibration.
10.
Navigate to the
Pixmon YPbPr Gain
calibration case, and press
SEL
to
start.
Eye Gain
PixMon (SD/HD)
Содержание WFM6100 Opt. MB
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