Comtech-ef-data DD2401 Uživatelský manuál

DD2401 L-Band and 70/140 MHz Satellite Demodulator Installation and Operation Manual MN-DD2401 Rev. G Comtech EF Data

Table of Contents DD2401 Satellite Demodulator x MN-DD2401 - Rev. G

DD2401 Satellite Demodulator Introduction MN-DD2401 - Rev. G 1-1 Introduction 1 1.0 Description The Radyne DD2401 Satellite Demodulators (see Fi

Introduction DD2401 Satellite Demodulator 1-2 MN-DD2401 - Rev. G Various options are available for the DD2401 L-Band Multi Demod: 1.1.1 Reed-Solo

DD2401 Satellite Demodulator Table of Contents MN-DD2401 – Rev. G 3

DD2401 Satellite Demodulator Installation MN-DD2401 - Rev. G 2-1 Installation 2 2.0 Installation Requirements The DD2401 can be installed within

Installation DD2401 Satellite Demodulator 2-2 MN-DD2401 - Rev. G unit and ensure that all of the above items are in the carton. If the Prime AC pow

DD2401 Satellite Demodulator Installation MN-DD2401 - Rev. G 3-3

DD2401 Satellite Demodulator Operation MN-DD2401 - Rev. G 3-1 Theory of Operation 3 3.0 Theory of Operation The DD2401 L-Band Satellite Demodula

Operation DD2401 Satellite Demodulator 3-2 MN-DD2401 - Rev. G 3.1.2 SCPC Point to Multi–Point Links in a Broadcast Application A broadcast applica

DD2401 Satellite Demodulator Installation MN-DD2401 - Rev. G 3-3 specific parts of the data. The TDMA Network usually looks like the Star network d

Operation DD2401 Satellite Demodulator 3-4 MN-DD2401 - Rev. G 3.2 DD2401 Reed-Solomon 3.2.1 Reed-Solomon Codec Utilizing a Reed-Solomon (RS) Out

DD2401 Satellite Demodulator Installation MN-DD2401 - Rev. G 3-5 Table 3-1. Reed-Solomon Codes for IDR Type of Service Data Rate (Kbps) R-S Code

Operation DD2401 Satellite Demodulator 3-6 MN-DD2401 - Rev. G

DD2401 Satellite Demodulator User Interfaces MN-DD2401 - Rev. G 4-1 User Interfaces 4 4.0 User Interfaces There are three user interfaces availa

User Interfaces DD2401 Satellite Demodulator 4-2 MN-DD2401 - Rev. G The unit can be interactively monitored and controlled in the Terminal Mode, wi

DD2401 Satellite Demodulator User Interfaces MN-DD2401 - Rev. G 4-3 4.3.2 Terminal Screens Figure 4-1. Main Menu

User Interfaces DD2401 Satellite Demodulator 4-4 MN-DD2401 - Rev. G Figure 4-2. Demodulator Menu Figure 4-3. Event Buffer Menu

DD2401 Satellite Demodulator User Interfaces MN-DD2401 - Rev. G 4-5 Figure 4-4. Alarm/Status Menu Figure 4-5. Latched Alarm Status Menu

DD2401 VME L-Band Demodulator Card Installation & Operational Manual Warranty Policy MN-DD2401 - Rev. G iii Warranty Policy WP Comtech EF Data

User Interfaces DD2401 Satellite Demodulator 4-6 MN-DD2401 - Rev. G Figure 4-6. Interface Controls Menu

DD2401 Satellite Demodulator User Interfaces MN-DD2401 - Rev. G 4-7 4.4 Remote Port User Interface The Remote Port of the DD2401/DD2401L allows

User Interfaces DD2401 Satellite Demodulator 4-8 MN-DD2401 - Rev. G have a lower case b suffix. Thus, 22 = 16h = 000010110b. The principal elements

DD2401 Satellite Demodulator User Interfaces MN-DD2401 - Rev. G 4-9 773/256 = 3 with a remainder of 5. This remainder is the checksum for the frame.

User Interfaces DD2401 Satellite Demodulator 4-10 MN-DD2401 - Rev. G In acknowledgment (response) packets, the operational code <OPCODE> fiel

DD2401 Satellite Demodulator User Interfaces MN-DD2401 - Rev. G 4-11 DPARM_ASYNCINTERFACETYPE_ERROR 0x0630 DPARM_BUFFERSIZEMSECBYTES_ERROR 0x0631 DP

User Interfaces DD2401 Satellite Demodulator 4-12 MN-DD2401 - Rev. G RCS10 M:N Switch 25 RCS11 1:1 Switch 26 DD2401/DD2401L Demodulator 27 Reserved

DD2401 Satellite Demodulator User Interfaces MN-DD2401 - Rev. G 4-13 the Inter-Frame Space may be determined empirically in accord with the system c

User Interfaces DD2401 Satellite Demodulator 4-14 MN-DD2401 - Rev. G packet; but with the same <FSN>. When the intended receiver detects a du

DD2401 Satellite Demodulator User Interfaces MN-DD2401 - Rev. G 4-15 Command Demod All 2A00h Command Demod Frequency 2A01h Command Demod Data Rate 2

Warranty Policy DD2401 VME L-Band Demodulator Card Installation & Operational Manual iv MN-DD2401 - Rev. G Warranty Repair Return Procedure B

User Interfaces DD2401 Satellite Demodulator 4-16 MN-DD2401 - Rev. G <1> Number of Nonvol bytes See Paragraph B.6. This is the number of co

DD2401 Satellite Demodulator User Interfaces MN-DD2401 - Rev. G 4-17 <1> <1> <1> <1> <1>

User Interfaces DD2401 Satellite Demodulator 4-18 MN-DD2401 - Rev. G <1> <24> <1> <1> *<1> <1> <1&

DD2401 Satellite Demodulator User Interfaces MN-DD2401 - Rev. G 4-19 <1> <1> *<1> *<1> *<1>

User Interfaces DD2401 Satellite Demodulator 4-20 MN-DD2401 - Rev. G *<2> *<1> *<1> *<30> *<1>

DD2401 Satellite Demodulator User Interfaces MN-DD2401 - Rev. G 4-21 <1> <1> <1> <1> <

User Interfaces DD2401 Satellite Demodulator 4-22 MN-DD2401 - Rev. G <1> <1> <1> <1> <4>

DD2401 Satellite Demodulator User Interfaces MN-DD2401 - Rev. G 4-23 <1> <1> <1> <1> <1> <1>

User Interfaces DD2401 Satellite Demodulator 4-24 MN-DD2401 - Rev. G *<1> <1> <4> Insert Back Alarm AGC Vo

DD2401 Satellite Demodulator User Interfaces MN-DD2401 - Rev. G 4-25 <1> <1> <1> <1> <1>

DD2401 Satellite Demodulator Preface MN-DD2401 – Rev. G v Preface P This manual provides installation and operation information for the Radyne D

User Interfaces DD2401 Satellite Demodulator 4-26 MN-DD2401 - Rev. G <1> <4> <4> <2> <2> <2>

DD2401 Satellite Demodulator User Interfaces MN-DD2401 - Rev. G 4-27 *<1> *<1> *<1> <1> *<1>

User Interfaces DD2401 Satellite Demodulator 4-28 MN-DD2401 - Rev. G <1> <1> <1> <1>

DD2401 Satellite Demodulator User Interfaces MN-DD2401 - Rev. G 4-29 Query response <1> <1> <1> <1&g

User Interfaces DD2401 Satellite Demodulator 4-30 MN-DD2401 - Rev. G *<1> Insert Alarms Bit 5 = IBS Service Alarm B

DD2401 Satellite Demodulator User Interfaces MN-DD2401 - Rev. G 4-31 (Decoders not in use default to locked state) Opcode: <2A00h> Command a

User Interfaces DD2401 Satellite Demodulator 4-32 MN-DD2401 - Rev. G <1> <1> <1> <1> <1>

DD2401 Satellite Demodulator User Interfaces MN-DD2401 - Rev. G 4-33 <24> <1> <1> *<1> <1> <1> *<

User Interfaces DD2401 Satellite Demodulator 4-34 MN-DD2401 - Rev. G <1> *<1> *<1> *<1> *<1&

DD2401 Satellite Demodulator User Interfaces MN-DD2401 - Rev. G 4-35 *<1> *<30> *<1> *<1> *<1>

Preface DD2401 Satellite Demodulator vi MN-DD2401 - Rev. G Trademarks Product names mentioned in this manual may be trademarks or registered tra

User Interfaces DD2401 Satellite Demodulator 4-36 MN-DD2401 - Rev. G <1> Convolutional Decoder 0 = None, 1 = Viterbi 1/2 Rate, 3 = Viterbi 3/

DD2401 Satellite Demodulator User Interfaces MN-DD2401 - Rev. G 4-37 Period Bits) Opcode: <2A1Ch> Command a Demodulator’s Terrestrial Loopba

User Interfaces DD2401 Satellite Demodulator 4-38 MN-DD2401 - Rev. G <1> <1> <1> <1> Day Hour Minute Second 0 – 30

DD2401 Satellite Demodulator User Interfaces MN-DD2401 - Rev. G 4-39 <1> <1> <1> <1> *<1>

User Interfaces DD2401 Satellite Demodulator 4-40 MN-DD2401 - Rev. G Mode Opcode: <2616h> Command a Module’s External Reference Source <

DD2401 Satellite Demodulator User Interfaces MN-DD2401 - Rev. G 4-41 <4> <4> <1> <4> <1> <1> <1&g

User Interfaces DD2401 Satellite Demodulator 4-42 MN-DD2401 - Rev. G <1> <1> <1> <1> <24> <1> <

DD2401 Satellite Demodulator User Interfaces MN-DD2401 - Rev. G 4-43 <2> <2> <1> <1> <30> <1> &

User Interfaces DD2401 Satellite Demodulator 4-44 MN-DD2401 - Rev. G

DD2401 Satellite Demodulator Electrical Interfaces MN-DD2401 - Rev. G 5-1 Electrical Interfaces 5 5.0 DD2401 Connections All DD2401 connections

DD2401 Satellite Demodulator Table of Contents MN-DD2401 – Rev. G vii Table of Contents ToC Section 1 - Introduction ...

Electrical Interfaces DD2401 Satellite Demodulator 5-2 MN-DD2401 - Rev. G 5.2 Terrestrial Data & Terminal Control Interface (J1) The J1 Inte

DD2401 Satellite Demodulator Electrical Interfaces MN-DD2401 - Rev. G 5-3 5.4 SERIAL CONTROL & AGC Monitor (J3) The Serial Control Interface

Electrical Interfaces DD2401 Satellite Demodulator 5-4 MN-DD2401 - Rev. G 5.6 Remote Port (J5) The Remote Port (J5) is an RS-485 interface a singl

DD2401 Satellite Demodulator Electrical Interfaces MN-DD2401 - Rev. G 5-5 5.7 Remote Addresses The demodulator supports up to 16 different remote

Electrical Interfaces DD2401 Satellite Demodulator 5-6 MN-DD2401 - Rev. G Table 5-5. S1 DIP Switches Position 5 Control Type off RS-485 (default

DD2401 Satellite Demodulator Electrical Interfaces MN-DD2401 - Rev. G 5-7

DD2401 Satellite Demodulator Maintenance MN-DD2401 - Rev. G 6-1 Maintenance and Troubleshooting 6 6.0 Periodic Maintenance The DD2401 Demodulato

Maintenance DD2401 Satellite Demodulator 6-2 MN-DD2401 - Rev. G

DD2401 Satellite Demodulator Technical Specifications MN-DD2401 - Rev. G 7-1 Technical Specifications 7 7.0 Introduction This section defines th

Table of Contents DD2401 Satellite Demodulator viii MN-DD2401 - Rev. G Section 4 - User Interfaces ...

Technical Specifications DD2401 Satellite Demodulator 7-2 MN-DD2401 – Rev. G 7.5 Physical Chassis Size: 19” W x 17” D x 1.75” H (48.26cm x 43.2

DD2401 Satellite Demodulator Technical Specifications MN-DD2401 – Rev. G 7-3 7.6 DD2401 BER Specifications 7.6.1 BER Performance (Viterbi) 1E-91

Technical Specifications DD2401 Satellite Demodulator 7-4 MN-DD2401 – Rev. G 7.6.2 BER Performance (Viterbi - w/Reed-Solomon) 1E-91E-81E-71E-61E-51

DD2401 Satellite Demodulator Technical Specifications MN-DD2401 – Rev. G 7-5 7.6.3 BER Performance (Turbo) 1E-91E-81E-71E-61E-51E-41E-31E-21E-10 1

Technical Specifications DD2401 Satellite Demodulator 7-6 MN-DD2401 – Rev. G 7.6.4 BER Performance (8PSK Trellis) 1E-91E-81E-71E-61E-51E-41E-31E-2

DD2401 Satellite Demodulator Technical Specifications MN-DD2401 – Rev. G 7-7 7.6.5 BER Performance (8PSK Turbo) 1E-91E-81E-71E-61E-51E-41E-31E-21E

Technical Specifications DD2401 Satellite Demodulator 7-8 MN-DD2401 – Rev. G 7.6.6 BER Performance ((O)QPSK Turbo) 1E-91E-81E-71E-61E-51E-41E-31E-

DD2401 Satellite Demodulator Technical Specifications MN-DD2401 – Rev. G 7-9 7.6.7 BER Performance (8PSK Turbo) 1E-91E-81E-71E-61E-51E-41E-31E-21E-

Technical Specifications DD2401 Satellite Demodulator 7-10 MN-DD2401 – Rev. G 1/2 Rate 3/4 Rate 7/8 Rate 1/2 Rate 3/4 Rate 7/8 Rate1E-3 4.2 dB 5.3

DD2401 Satellite Demodulator Technical Specifications MN-DD2401 – Rev. G 7-11 2/3 Rate 2/3 Rate w/RS 2/3 Rate 2/3 Rate w/RS1E-3 6.3 dB 5.8 dB 4.8 dB

DD2401 Satellite Demodulator Table of Contents MN-DD2401 – Rev. G ix Section 6 - Maintenance and Troubleshooting ...

Technical Specifications DD2401 Satellite Demodulator 7-12 MN-DD2401 – Rev. G 3/4 Rate 7/8 Rate 3/4 Rate 7/8 Rate1E-3 5.6 dB 6.7 dB 5.4 dB 6.3 dB1E-

DD2401 Satellite Demodulator Appendices MN-DD2401 - Rev. G 8-1

DD2401 Satellite Demodulator Glossary MN-DD2401 - Rev. G G-1 Glossary G A A Ampere AC Alternating Current AGC Automatic Gain Control AIS Alarm

DD2401 Satellite Demodulator Glossary MN-DD2401 - Rev. G G-2 D dB Decibels dBc Decibels Referred to Carrier dBm Decibels Referred to 1.0 milliwa

DD2401 Satellite Demodulator Glossary MN-DD2401 - Rev. G G-3 I IBS Intelsat Business Services IDR Intermediate Data Rate I/O Input/Output IEEE

DD2401 Satellite Demodulator Glossary MN-DD2401 - Rev. G G-4 N NC Normally Closed NO Normally Open ns Nanoseconds NVRAM Non-Volatile Random Acc

DD2401 Satellite Demodulator Glossary MN-DD2401 - Rev. G G-5 T TBD To Be Designed or To Be Determined TM Technical Manual TPC Turbo Product Code

DD2401 Satellite Demodulator Glossary MN-DD2401 - Rev. G G-6