ATX Chromadigm-HS Panduan Memulai Cepat - Halaman 16

Jelajahi secara online atau unduh pdf Panduan Memulai Cepat untuk Pemancar ATX Chromadigm-HS. ATX Chromadigm-HS 20 halaman.

Halaman Cetak
CHAPTER 4:
MODULE SET-UP
5.
Under the Mode Settings menu, place the unit in MGC mode and save the setting.
The Mode default is AGC. Press the right or left key to toggle to MGC and press the center key. The Mode changes
from AGC to MGC however the change is not initiated until the action is saved. The current mode is shown in the
parenthesis in the Save line shaded below.
Mode : AGC
Save : No (AGC)
Press the down key to move the cursor to the Save position.
Mode : MGC
Save : No (AGC)
Press the right or left key to toggle between Save No and Yes.
Mode : MGC
Save : No (AGC)
Press the center key to select yes. The mode status in the parenthesis will change from AGC to MGC.
Mode : MGC
Save : Yes (AGC)
6.
Next navigate to the Setup/Gain Settings menu to set the attenuators for the proper laser drive level.
In the Mode/Gain Settings menu, press the down key to move the cursor to Gain Setting. Press the center key to
select.
Mode Setting Menu
Gain Setting Menu
7.
The Gain Settings menu displays the RF reference level, RF Level (rdB), and the attenuator gain step setting, Gain
(steps). The gain setting is adjusted for a RF Level of 0.0 ± 0.5 dB. In the example below the reference level is -1.0
so the attenuator needs to be adjusted.
Press the down key to move the cursor to Gain (Steps).
RF Level (rdB) :-1.0
Gain (steps)
8.
Adjust the Gain (Steps) to add or remove the attenuation steps until the RF Lvl displays 0.0 dB ± 0.5 dB in the Tx
Status/RF menu.
Press the select key and press the right or left key to change the Gain (Steps) setting to obtain a reference level of
0.0 ± 0.5 dB.
RF Level (rdB) :-1.0
Gain (steps)
Press the center key to select the new value and press the down key to navigate to the Save menu.
RF Level (rdB) :+0.5
Gain (steps)
9.
Save Gain (Steps) value.
Press the down key to move the cursor to Save. Press the right or left arrow key to toggle between Save: No and
Yes.
Gain (steps): 2.5
Save:
No (4.5)
4-4
: 4.5
: 4.5
: 2.5
Mode : MGC
Save : No (AGC)
Mode : MGC
Save : Yes (MGC)
Mode Setting Menu
Gain Setting Menu
RF Level (rdB) :+0.5
Gain (steps)
: 2.5
Gain (steps): 2.5
Save:
No (4.5)
Gain (steps): 2.5
Save:
Yes (4.5)
Chromadigm CHS/CHQ Transmitter – Quick Start Guide