Comtech EF Data DT-4500 Series, Installation And Operation Manual

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DT-4500 Series C- and Ku-Band Down Converters MN/DT4500.IOM
Introduction Revision 2
1–10
Item 4 – Keypad
The keypads for the initially-released chassis and the current
production unit differ as follows:
(LEFT) “Square” Button Keypad – Initially Released Chassis
(RIGHT) “Round” Button Keypad – Current Production Unit
The keys for the current production unit keypad have a positive ‘click’ action that
provides tactile feedback. Enter data via the keypad. Data, prompts, and
messages are displayed on the VFD.
1.3.4 Rear Panel
External cables are attached to sample point connectors located on the front
panel of the unit ( Figure 1-5 ), and to the operational connectors located on the
rear panel of the unit ( Figure 1-6 or
Figure 1-7
).
(TOP) Optional -48VDC Unit Power Interface
(BOTTOM) Standard AC Unit with Transmit Switch Module (TSM)
Figure 1-6. Rear Panel (with IOM) – Current Production Unit
The DT-4500 chassis, as initially released ( Figure 1-7 ), does not provide
an ‘Ethernet’ 100BaseTX RJ-45 port. Ethernet interface operation is not