Initial Power Up - Modem Only - Comtech EF Data CDM-600L Installation And Operation Manual

Open network satellite modem (2.4 kbps – 20 mbps)
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CDM-600L Satellite Modem
DST Setup
18.1.2
Initial Power Up – Modem Only
Initially, the modem is set up and checked out and not connected to the IFL cables:
Note: Refer to Chapter 6 for programming information.
Set the modem for a known operating configuration. This includes some of the steps that
follow.
Step
No.
3.
Disconnect the L-Band TX and RX cables from the modem.
4.
Connect prime power to the modem.
5.
Allow modem to complete initialization.
6.
BUC Power = OFF
7.
Modem Transmitter = ON
(Transmitter ON (Green LED) at front panel LED is On)
8.
LNB Power = OFF
9.
IF Loopback = ON (Test Mode LED turns ON). This forces the receive
parameters to match the transmit parameters.
10.
Verify the carrier is locked. (Receive Traffic LED is green.)
11.
Make sure all faults are resolved before going forward.
12.
IF Loopback = Off (Test Mode LED turns Off).
Selection / Programming
18–2
Revision 2
MN/CDM600L.IOM
Menu Location
Not Applicable (NA)
NA
NA
BUC
Configuration: TX: TX-IF
LNB
TEST
Front Panel
Front Panel LEDs and Display
Faults/ Alarms
TEST

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