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Comtech EF Data SDM-2020 User Manual

Page 52

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SDM-2020 Satellite Demodulator

Revision 4

Fully Accessible System Topology (FAST)

MN/SDM2020D.IOM

4–4

Entering Access Codes from the Remote Control Port

1. Establish remote communication with the unit. Display will show REMOTE

MODE (if applicable).


2. Enter the following commands as needed to enable the option related to each

board:

Main Board:

Overhead board:

Mux/Demux Board:

TX-Reed-Solomon:

RX-Reed-Solomon:

x = address

code = 20 digit configuration code


3. The modem should re-initialize and boot up to the factory default settings.

Note: If the unit is an SDR-54/54A, the power should be cycled to re-initialize

the unit and enable the option(s).

Verify Upgrade

1. Press [CLEAR] to return to the Main menu.

2. Use

[

←] and [→] to select Function Select Utility menu.


3. Press

[ENTER].

4. Use

[

←] and [→] to select Utility Modem Type menu.


5. Press

[ENTER].


6. Use

[

←] and [→] to select Modem Options menu.


7. Press

[ENTER].


8. Use

[

←] and [→] to scroll through features. Visually check selected features

for a “+” sign. If a “+” sign is evident, the upgrade is completed.


9 If upgrade is incorrect, the menu display will exhibit “WRONG CODE

ENTERED.” Repeat procedures. Contact Comtech EF Data Customer
Support personnel for further instructions, if the error message remains.