PJ5KPS
17 / 80
User & Technical Manual
Rev. 1.5 - 08/02/06
As indicated on the preset screenful, push the ESC button to access the screenful for
selecting the menus (Figure 5-7).
On reaching the selection screenful, move the cursor (full rectangle) using the arrow
keys to display the concerned line. Then click OK to access the associated menu.
Select the "General Status" menu to return to the preset screenful.
5.2.2 Buttons, selector switches and LEDs
The typical machine-control operations are performed using the buttons of the control
unit's panel. Specific LEDs correspond to each button and selector switch for
indicating the machine's status.
The functions performed by the controls are as follows:
Function
Description
OFF
Button for turning off the machine. A LED signals that the machine is
OFF. In this status, the exciters and the fan are off and the RF
amplifying modules are not powered.
STDBY
Button for setting the machine in standby. In this status the transmitter
does not emit any power, but is ready to start the transmission: the
main blower is on, the RF modules are not powered, the exciters are on
but locked by means of an interlock. The stand-by is used to test the
exciters, in fact in manual modality the operator could arrange them in
base to the own requirements; coming from an “On” in manual modality,
the system does not touch the interlock. Stand-by status is signalled
from a LED.
In manual and in stand-by the inhibit of the device doesn't intervene on
the interlock of the exciters. This could necessary when the apparatus
is in configuration n+1 for verify if the exciters are operational.
ON
Button for turning on the transmitter. The RF power supply is activated.
LOC/REM
Selector switch for setting the transmitter in remote or local mode. In
local mode the buttons and the controls via the menus are active. In
remote mode the buttons and the controls via the menus are inhibited
and the commands may be given only remotely via the parallel interface
or via the remote control software.
ALARM RESET
Button for zeroing the FAULT or WARNING alarms.
NOMINAL POWER
Click this button to set the transmitter for supplying the nominal power
level. A specific LED signals this setting. The value that corresponds to
the nominal level is set by the operator using the menu settings in
Section 7.1.8.
POWER LOWER
Click this button to set the transmitter for supplying the reduced power
level. A specific LED signals this set-ting. The value that corresponds to
the reduced level is set by the operator using the menus.
EXCITER CHANGEOVER Use this button to set the changeover system in manual or automatic
mode. The signaling LED turns on when the manual mode is selected.
On performing a changeover, the exciter connected to the amplifier is
deviated toward the internal dummy load and vice-versa. The operator
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