User's Manual Part 4

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
Linear Correction (Ripple)
FAULT: The RF feedback level is out of the
oper
Indicates the level of the feedback signal for FdB LC OK / FdB LC FAULT (1)
ation range:
8VSB modulator used:
typi
FLO or COFDM modulator used:
typical –10dBm to 0dBm
cal –15dBm to +2dBm
Indicates the level of the feedback signal for
No Linear Correction (Shoulder)
FdB NLC OK / B NLC FAULT (1)
FAULT: The RF feedback level is out of the
operation range:
FLO or COFDM modulator used:
typical –10dBm to 0dBm
8VSB modulator used:
typical –15dBm to +2dBm
Fd
(1) A fault free status is displayed in normal video (on black background or on green background in
case of colour tactile screen). A faulty status is displayed in reverse video (on white background
or on red background in case of colour tactile screen).
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Numéro / Number Doc. Rev. Lan
g
u.
27/06/2006
Pa
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e