User's Manual Part 3

Digital Liquid Cooled UHF
TV Equipment
Use of commands and description of indicators
Information contained is this document is confidential, is THOMSON property and cannot be disclosed in whatever form without prior written authorization of THOMSON.
MESSAGE FUNCTIONS DISPLAY/COMMENTS
Indicates a higher value tha
value.
n the threshold
ashes Fl
if the reflected power (reverse
wer) exceeds 3% of calibrated power po
Otherwise
not visible.
The threshold value (3%) is unchanging
Displays the reflected (reverse) RF power
value.
This value is expressed in watts or as a
percentage of calibrated power value
according with your installation choice
Indicates a higher value than the high alarm
threshold value.
Flashes if the transmitted power exceeds the
maximum power threshold value.
Otherwise
not visible.
The alarm threshold is set using the «RF
THRESHOLD» window.
Displays the transmitted RF power value. This value is expressed in watts or as a
percentage of the calibrated power value
according with your installation choice
Indicates a lower value than the low alarm
threshold value.
Flashes if the transmitted power is lower
than the minimum power threshold value.
Otherwise
not visible.
The alarm threshold is set using the «RF
THRESHOLD» window.
Gives the parameter name.
Displays the measured in-band ripple value. Available in Adaptive mode only.
Displays the measured shoulder level value. Available in Adaptive mode only.
Displays the measured group delay level
value (4).
Available in Adaptive mode only.
Displays the measured gain value. Available in Adaptive mode only.
The nominal value is 128.
Displays the calculated quality assessment
of the transmitter.
Available in Adaptive mode only.
The quality assessment depends on the
following measured parameters and quality
threshold levels :
♦ Power level
♦ Shoulder level
♦ Ripple level
The "QUALITY THRESHOLD SETTINGS"
window is accessible in installation mode.
(4): MediaFLO modulator only
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Numéro / Number Doc. Rev. Lan
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u.
27/06/2006
Pa
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e