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User Manual
Rev. 1.2 - 21/01/11
TEX2000LCD
5.2 First power-on and setup
Perform this procedure upon first power-up and each time you make changes to
the configuration of the transmitter this component is integrated into.
Note : Standard factory settings are RF output power off (Pwr OFF) and regulated
output power set to upper limit (unless otherwise specified by customer).
5.2.1 Power-on
When you have performed all of the connections described in the previous paragraph,
power on the exciter using the suitable power switch on the front panel.
5.2.2 Power check
Ensure that the ON
LED turns on. Equipment name should appear briefly on the
display, followed by forward power and modulation readings. If the RF output is
disabled, those readings will be zero.
When the PLL locks to operating frequency, the LOCK LED will turn on.
5.2.3 How to enable the RF output
Check output power level and set it to maximum level (unless it has already been
set) from the Power Setup menu that you will have accessed by pressing the
following sequence of key: ESC (opens Default Menu)
⇒
ENTER (hold down for
2 seconds)
⇒
SET
⇒
use keys to set bar to upper limit.
5.2.4 Ouput power level control
IMPORTANT:
The exciter incorporates Automatic Gain Control (AGC) and output
power is modulated based on the power level set by the user and actual operating
conditions, such as temperature, reflected power and other parameters. Please
read section 5.3 for more details of RF power modulation.
Access the Power Setup Menu pressing the following keys in the order:
ESC (opens Default Menu)
⇒
ENTER (hold down for two seconds)
Use the keys
and
in the SET menu to set exciter output power; the setting bar
at the side of SET provides a graphic indication of power setting; please consider
that the forward power readout provided on the display (FWD: xxxx W
) reflects
