User's Manual Part 1

Digital Liquid Cooled UHF
TV Equipment
Exploitation
Information contained is this document is confidential, is THOMSON property and cannot be disclosed in whatever form without prior written authorization of THOMSON.
The transmitter configuration can be defined via the tactile screen of PCL
ACTIONS RESULT
To call up the
"INSTALLATION
PARAMETERS
Level 1" window
a) Set switch SW1, situated in
the exciter/CPU
in
♦ The transmitter is switched to installation mode.
terconnection card on the
side of the sub-units behind
the CPU card, such that the
dot is visible.
♦ The "INSTALLATION PARAMETERS Level 1"
window appears on the PCL and displays the
current transmitter configuration parameters.
♦ Press reset button in front of CPU board.
Changing a
parameter:
♦ Press on the control keys corresponding
to the parameter to be changed and then
press repeatedly until the required
configuration appears.
♦ The names of the available configurations for the
parameter in question will appear one after the
other on the control keys.
Special case of changing the external
synthesiser frequency:
PORTANIM T :
fre
RF r, RF combiner,
new frequency.
Before validating a new synthesiser
quency, make sure that the settings of all
filters (ex. output RF filte
...) are consistent with the
♦ Press on the "FREQ SYNTHE (Hz)" key,
♦
s:
Enter the frequency value on the window
keyboard,
♦ Press "ENTER" to validate the entry.
Note
♦ The "NUMERICAL VALUE" window appears.
♦
The "INSTALLATION PARAMETERS Level 1"
window appears.
♦ The new frequency value is displayed in the
"FREQ SYNTHE (Hz)" key.
The value is displayed under the window title.
♦
To cancel an entry press the "CANCEL" key.
The f y must also be entered on the
thum . Alternatively, the thumb
wheels must be set to "0", except for the last
♦ The "INSTALLATION PARAMETERS Level 1"
window appears.
♦ The frequency value remains unchanged.
requenc
b wheels
one (LSB), which must be set to "1".
Validation of the new
♦ Check that the data displayed in the
window are correct,
♦ Press the "VALID" key.
♦
configuration
The transmitter stores the new configuration
parameters.
Cancelling the new
configuration
♦ Leave the installation mode without
touching the "VALID" key.
Leaving the
installation mode
rconnection card, such
the
CPU board.
♦ et the CPU board
The system is initialised with the new status
♦
ER STATUS" window
♦ Set switch SW1, situated in the
exciter/CPU inte
that the dot is not visible and reset
Res
♦
and operational parameters.
The "TRANSMITT
appears and indicates that the system is in
normal operating mode.
The configuration parameters of the ADAPT exciter can be in the "ADAPT INSTALLATION
PARAMETERS" window of the PCL.
defined
ACTIONS RESULT
To call up the
"ADAPT
INSTALLATION
PARAMETERS"
window of the PCL
♦ Press "SCREEN NEXT" in the "INSTALL
CABINET CONFIGURATION
PARAMETERS " window.
♦ The "ADAPT INSTALLATION PARAMETERS"
window appears on the PCL and displays the
current DAP configuration parameters.
Changing a
parameter
♦ Press on the control keys corresponding
to the parameter to be changed and then
♦ The names of the available configurations for the
parameter in question will appear one after the
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Numéro / Number Doc. Rev. Lan
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27/06/2006
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