Adjustments
3- 6
WFM6100, WFM7000, and WFM7100 With Option FP Service Manual
If any of the Analog A Inputs failed to meet the specification, (or even if they are
off by more than a few tenths of a dB) an input adjustment can be performed.
1.
Set the analog audio generator as follows:
H
Frequency
1 kHz
H
Output Level
18 dBu Audio Tone
H
Output Impedance
10
Ω
2.
Connect the generator balanced (BAL) analog output to the Analog A input
that requires adjustment.
3.
Press the
CONFIG
button.
4.
Navigate to
Utilities
>
Calibration
, and then press
SEL
.
5.
Push the up or down arrow key until the desired Analog Input channel is
highlighted and push the
SEL
key to automatically perform an adjustment.
6.
Follow the instructions at the bottom of the screen to Save and Exit
calibration mode.
7.
Check for an indication of –18 dBu in the newly adjusted audio bar.
8.
If multiple inputs require adjustment, repeat steps 2 through 7 for each input.
This ends the adjustment procedure. To complete the process you should now
perform a complete Performance Verification.
Analog Audio Level Meter
Accuracy Over Frequency
Содержание WFM6100 Opt. MB
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