Info (Information) - Comtech EF Data CDM-550T Manual

Front Panel Operation
6.2.5

INFO (Information)

INFO:ID TX RX BUFF EDMAC
REMCONT MASK MISC(ENTER)
6.2.5.1 (INFO) ID (Circuit ID)
6.2.5.2 (INFO) TX (Transmit information)
6–30
Select ID, TX, RX, BUFF, EDMAC, REMCONT, MASK, or MISC using the
LEFT/RIGHT arrow keys, then press ENTER.
These screens display information on the current configuration of the unit.
Depending on the choice selected, one of the following screens will be displayed:
CIRCUIT ID:
THIS IS A TEST MESSAGE
This displays the user-defined Circuit ID string, which is entered via the UTIL,
ID screen. To return to the previous menu, press ENTER.
Tx:140.0000 2048.000 VIT
Q R1/2 S LOP -20.0 ON I
The information displayed here is as follows:
Top line:
Transmit Frequency and Data Rate
FEC Encoder type (VIT = Viterbi, SEQ = Sequential, VRS=Viterbi + Reed-
Solomon, SRS=Sequential + Reed Solomon, TUR = Turbo, UNC = uncoded)
Bottom line:
Modulation type (Q = QPSK, O= OQPSK, B = BPSK)
Code Rate (shows blank in uncoded mode)
Scrambler state (S = Scrambler on, N = Scrambler off)
Clocking Mode (INT = internal, EXT = external, LOP = loop)
Output power level
Transmit output state (ON = on , OFF = off, EOF = external off)
TSI state (I = Transmit Spectral Inversion on, N = off)
(ENTER)
CDM-550T Satellite Modem
Rev. 1.3