Comtech EF Data DM240XR - Manual (Page 73)

DM240XR High-Speed Digital Modulator Rear Panel Interfaces
MN-DM240XR– Revision 13 5–3
5.2 AC Power
The unit is powered from a 100 – 240 VAC, 50 – 60 Hz source. Maximum unit power
consumption is 25 W. The switch turns power on and off to the unit. A chassis ground
connection can be made at the stud located to the lower right of the AC Power Connector.
5.3 Compact Flash Interface (J5)
The Compact Flash Interface allows a Compact Flash Card to be inserted for three main
functions:
 Normal Operation
 Firmware Update
 Custom Configuration
5.3.1 Feature Upgrade
Refer to section A.
5.3.2 Firmware Update
A new Compact Flash Card with the upgraded firmware is required for each unit.
1. Power off the unit.
2. Remove Compact Flash.
3. Install new Compact Flash.
4. Power on unit.
5. Verify the firmware under the “SYSTEM MENU”.
5.3.3 Custom Configuration
For a custom configuration, the customer orders a Custom Configuration Compact Flash Card.
Perform the following steps:
1. Power off the unit.
2. Install the Custom Configuration Compact Flash Card.
3. Power the unit on.
The unit will operate in the custom configuration as long as the Compact Flash Card is installed.
If the card is removed and power is cycled, the original operation is restored.
5.4 Ethernet Interface (J6)
The Ethernet Interface (J6) can be used for the monitor & control functions of the unit. The
physical interface is a standard female RJ-45 Connector. Refer to Section 4.5 for programming
details.