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.
CONTROL KEYS FUNCTIONS SELECTIONS
AVAILABLE/COMMENTS
Call ER STATUS" s up the "TRANSMITT
window.
Calls up the "CONTROL MAINT Level 2"
window.
Calls up the "EXCITER Level 1" window.
Calls up the "AMPLIFIERS" window. (a)
Calls up the «INTERLOCK» window (a)
Calls up the "POWER SUPPLY" window. (a)
Calls up the "AFFINITY" window. (b)
Display hreshold for the s the quality t
shoulder level.
Pressing this key calls up the "NUMERICAL
VAL ich this quality UE" window in wh
threshold can be changed.
Displays last selection.
The quality threshold is the maximum
permissible deviation (in dB) from a set point
before the occurrence of a major fault
(overall quality assessment of 13/20), which
produces a transmitter changeover in an
N+1 or Passive Reserve system. In SD or
DD systems, no changeover is performed.
Display r the ripple s the quality threshold fo
level.
Pre RICAL ssing this key calls up the "NUME
VALUE" window in which this quality
threshold can be changed.
Displays last selection.
The set point (Shoulder, Ripple) is the
parameter threshold beyond which the
MODAP performs a correction. The set
points can be defined in the "CONTROL
MAINT Level 3" window.
The power set point is the nominal power of
the transmitter, it is fixed and is available to
the operator in the "INSTALLATION
PARAMETERS Level 1" window.
(a): Not Visible for AFFINITY f
(b): Not Visible for OPTIMUM or ULTIMATE families
amily
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45321648.01 108 B E
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Numéro / Number Doc. Rev. Lan
g
u.
27/06/2006
Pa
g
e