Instruction manual

DSR-4550 1

Introducing the DSR-4550

The Motorola Mobility DSR-4550 is a commercial Integrated Receiver Decoder (IRD) designed

for cable operators and other commercial satellite operations. After properly setting up the DSR-

4550, it can receive authorization and control information from the satellite operator.

Key Features

• A variable front-end allows the DSR-4550 to be used in either full or partial transponder mode.

• Manual tuning for either ASI input or eight L-band inputs (ports).

• Demodulates DigiCipher

II signals.

• Digital Video Broadcast (DVB) data formats compliant with MPEG-2 standard.

• 8PSK (Phase Shift Keying) modulation with turbocodes for matched transponders.

• Operational modes include: DCII-MAN, DVB-MAN, and 8PSK.

• SDI Output with two channels of embedded audio.

• Two AES/EBU digital audio outputs.

• The user is able to select an input L-band frequency of 950 to 2150 MHz. The user can select

any of the following code rates: 5/11, 1/2, 3/5, 2/3, 3/4, 4/5, 5/6, and 7/8.

• Support for GigE Digital Storage Medium Command and Control (DSMCC)

• The DSR-4550 is capable of storing multiple Virtual Channel Tables (VCTs) and Network

Information Tables (NITs). One VCT may be selected at a time.

• Once the IRD has acquired an MPEG signal, the user can select a program from a list of

programs as defined in the Program Association Table (PAT).