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Table of Contents

QAM256 Digital Video Modulator and Upconverter

viii

TM077 - Rev. 4.0

4.5 Connecting the Terminal ____________________________________________ 4-8

4-6 Terminal Screens _________________________________________________ 4-8

4.7 QAM256 Terminal Mode Control ____________________________________ 4-12

4.8 Sample Terminal Mode Control Screen Menus _________________________ 4-12

4.9 Management Information Base Structure ______________________________ 4-13

4.10 Simple Network Management Protocol (SNMP) ________________________ 4-13

4.11 The Management Information Base (MIB) ____________________________ 4-13

4.12 Directory ______________________________________________________ 4-13

4.13 Mgmt _________________________________________________________ 4-13

4.14 Experimental ___________________________________________________ 4-13

4.15 Private ________________________________________________________ 4-13

Section 5 - Rear Panel Interfaces _______________________________________ 5-1

5.0 QAM256 Rear Panel Interfaces/Connections ____________________________ 5-1

5.1 AC Power _______________________________________________________ 5-1

5.2 FAULT Connection ________________________________________________ 5-1

5.3 TX MON Port_____________________________________________________ 5-2

5.4 TX IF Port _______________________________________________________ 5-2

5.5 ASI/Parallel Interface Connections ____________________________________ 5-4

5.5.1 TX PARALLEL Connector _________________________________________ 5-4

5.5.2 REMOTE Connector _____________________________________________ 5-4

5.5.3 TX ASI Connector _______________________________________________ 5-4

5.6 ASI and Advanced ASI Interfaces_____________________________________ 5-4

5.7 Framing/Interface Compatibility ______________________________________ 5-5

5.8 Optional DVB Interface _____________________________________________ 5-5

Section 6 - Maintenance and Troubleshooting ____________________________ 6-1

6.0 Periodic Maintenance ______________________________________________ 6-1

Section 7 - Technical Specifications ____________________________________ 7-1

7.0 Introduction ______________________________________________________ 7-1

7.1 Specifications Without Cable Upconverter ______________________________ 7-1

7.1.1 IF Interface _____________________________________________________ 7-1

7.1.2 Baseband Interface ______________________________________________ 7-1

7.1.3 Remote Interface ________________________________________________ 7-1

Содержание QAM256

Страница 1: ...QAM256 Digital Video Modulator and Upconverter Installation and Operation Manual TM077 Revision 4 0 Radyne Corporation 3138 E Elwood St Phoenix AZ 85034 602 437 9620 Fax 602 437 4811 www radn com...

Страница 2: ...n any way to shipping storage accident abuse alteration misuse neglect failure to use products under normal operating conditions failure to use products according to any operating instructions provide...

Страница 3: ...r will be accomplished The Repair Authorization may be requested in writing or by calling Radyne Corporation 3138 E Elwood St Phoenix Arizona 85034 USA ATTN Customer Support Phone 602 437 9620 Fax 602...

Страница 4: ...label will be shown enclosed in less than and greater than brackets For example the Reset Alarms Pushbutton will be shown as RESET ALARMS while a command that calls for the entry of a 7 followed by E...

Страница 5: ...ncerning the products described Radyne Corp assumes no responsibility for use of any circuitry other than the circuitry employed in Radyne Corp systems and equipment Furthermore since Radyne Corp is c...

Страница 6: ..._______________________ 4 1 4 1 Front Panel User Interface __________________________________________ 4 1 4 1 1 LCD Front Panel Display __________________________________________ 4 2 4 1 2 Cursor Cont...

Страница 7: ...ection ________________________________________________ 5 1 5 3 TX MON Port_____________________________________________________ 5 2 5 4 TX IF Port ____________________________________________________...

Страница 8: ...RLLP Protocol___________________________________________ C 1 C 0 Remote Operations _______________________________________________ C 1 C 1 Host Computer Remote Communications _________________________...

Страница 9: ...Table of Contents QAM256 Digital Video Modulator and Upconverter x TM077 Rev 4 0...

Страница 10: ...SI and other standard interfaces Remote Monitor and Control interface is provided through either an RS 485 or Ethernet Remote Port using SNMP protocol The QAM256 provides efficient bandwidth utilizati...

Страница 11: ...Introduction QAM256 Digital Video Modulator and Upconverter 1 2 TM077 Rev 4 0...

Страница 12: ...y are closer to the center The unit can be placed on a table or suitable surface if required There are no user serviceable parts or configuration settings located inside the QAM256 Chassis There is a...

Страница 13: ...When mounted in an equipment rack adequate ventilation must be provided The ambient temperature in the rack should preferably be between 10 and 35 C and held constant for best equipment operation The...

Страница 14: ...QAM256 Digital Video Modulator and Upconverter Installation TM077 Rev 4 0 2 3...

Страница 15: ...g stream is framed The data is scrambled and FEC is added The data is then convolutionally encoded punctured then constellation mapped The resulting I Q symbols are digitally filtered The data is then...

Страница 16: ...Theory of Operation QAM256 Digital Video Modulator and Upconverter 3 2 TM077 Rev 4 0...

Страница 17: ...s and functions via the Keypad LCD Display and Status LEDs The front panel layout is shown in Figure 4 1 showing the location and labeling of the front panel The front panel is divided into four funct...

Страница 18: ...umeric Keypad A 10 Key Numeric Keypad with 2 additional keys for the Enter and Clear function allows the entry of data into the system Table 4 2 describes the functions available at the Front Panel Ta...

Страница 19: ...rned on Fault Red Indicates a hardware fault for the unit Event Yellow Indicates that a condition or event has occurred that the unit has stored in memory Remote Green Indicates that the unit is set t...

Страница 20: ...s and Parameters Frequency 50 MHz 862 MHz Cable Upconverter 35 MHz 37 MHz Optional 43 MHz 44 MHz Optional Encoder Type ITU T J 83 Annex A DVB DAVIC ITU T J 83 Annex B DigiCipherII Modulation 4 16 32 6...

Страница 21: ...ideo Modulator and Upconverter User Interfaces TM077 Rev 4 0 4 5 4 3 3 Interface Menu Options and Parameters Interface Type PAR M2P Parallel ASI Advanced ASI Clock Polarity Normal Inverted Data Invert...

Страница 22: ...automatically deleted and so on maintaining the maximum 40 events Press Clr to Erase Events Clears the contents of the Event Buffer Tx Enabled On Off 4 3 5 Alarms Menu Options and Parameters Major Tx...

Страница 23: ...of all QAM256 parameters and functions via an RS 232 Serial Interface or RS 485 for RLLP Protocol Terminal Mode can be entered from the front panel by selecting System and then Control Mode followed b...

Страница 24: ...Modem configuration can be monitored and controlled via a full screen presentation of current settings and status The Esc Key redraws the entire screen and aborts input any time The Spacebar refreshe...

Страница 25: ...QAM256 Digital Video Modulator and Upconverter User Interfaces TM077 Rev 4 0 4 9 Main Menu Screen...

Страница 26: ...User Interfaces QAM256 Digital Video Modulator and Upconverter 4 10 TM077 Rev 4 0 Modulator Control Screen Event Buffer Screen...

Страница 27: ...QAM256 Digital Video Modulator and Upconverter User Interfaces TM077 Rev 4 0 4 11 Alarm Status Screen Latched Alarm Screen...

Страница 28: ...menu The new baud rate does not take effect until power to the unit has been recycled 4 8 Sample Terminal Mode Control Screen Menus The Terminal Control Mode is menu driven as shown in the screen capt...

Страница 29: ...namely the mgmt and private groups For completeness however the four major groups are discussed below 4 12 Directory internet 1 1 3 6 1 1 This area was reserved to describe how the OSI directory stru...

Страница 30: ...User Interfaces QAM256 Digital Video Modulator and Upconverter 4 14 TM077 Rev 4 0 Figure 1 Object Identifiers in the Management Information Base Sheet 1 of 2...

Страница 31: ...QAM256 Digital Video Modulator and Upconverter User Interfaces TM077 Rev 4 0 4 15 Figure 1 Object Identifiers in the Management Information Base Sheet 2 of 2 Refer to Appendix B for the QAM256 MIB...

Страница 32: ...User Interfaces QAM256 Digital Video Modulator and Upconverter 4 16 TM077 Rev 4 0...

Страница 33: ...AC Power The unit is powered from a 100 240 VAC 50 60 Hz source located on the left side of the unit Integrated into the power entry module is the Power On Off Rocker Switch Power consumption for the...

Страница 34: ...n Table 5 2 Table 5 2 REMOTE Connection 9 Pin Female D Sub J3 Pin No Signal Name Description Direction 1 Tx B Transmit Data Output 5 GND Ground 6 Tx A Transmit Data Output 8 Rx B Receive Data Input 9...

Страница 35: ...dulator and Upconverter Rear Panel Interfaces TM077 Rev 4 0 5 3 19 D1 Input 7 D2 Input 20 D2 Input 8 D3 Input 21 D3 Input 9 D4 Input 22 D4 Input 10 D5 Input 23 D5 Input 11 D6 Input 24 D6 Input 12 D7 I...

Страница 36: ...ata sources to transmit the ASI DVB transport stream at a constant data rate and packet gap with no variation in time from one sync byte to the next The Advanced ASI Option is designed to interface wi...

Страница 37: ...pes Table 5 5 Interface Compatibility Interface Framing 187 188 204 Parallel DVB M2P X X Normal ASI X X X Advanced ASI X X HSSI X T3 E3 X STS 1 X Serial X ECL X 5 8 Optional DVB Interface The Optional...

Страница 38: ...n No Signal Name Direction 1 Clock Input 2 System GND Ground 3 D7 Input 4 D6 Input 5 D5 Input 6 D4 Input 7 D3 Input 8 D2 Input 9 D1 Input 10 D0 Input 11 DVALID Input 12 PSYNC Input 13 Cable Shield Inp...

Страница 39: ...QAM256 Digital Video Modulator and Upconverter Rear Panel Interfaces TM077 Rev 4 0 5 7...

Страница 40: ...nce procedures Should a unit be suspected of a defect in field operations after all interface signals are verified the correct procedure is to replace the unit with another known working QAM256 If thi...

Страница 41: ...Maintenance and Troubleshooting QAM256 Digital Video Modulator and Upconverter 6 2 TM077 Rev 4 0...

Страница 42: ...1 IF Interface Frequency 43 44 MHz or optional 35 37 MHz 1 Hz Steps Level 0 to 25 dBm Spurious 50 dBc Impedance 75 7 1 2 Baseband Interface Format MPEG 2 Transport Physical Parallel ASI Advanced ASI D...

Страница 43: ...Bc Hz 10 kHz Offset Single Side Band Return Loss 16 dB Carrier Mute 55 dB Automatic on Frequency Change Output Connector F Type Output Monitor 20 dB 3 dB from RF Output F Type 7 2 2 Baseband Interface...

Страница 44: ...QAM256 Digital Video Modulator and Upconverter Technical Specifications TM077 Rev 4 0 7 3...

Страница 45: ...oduct Options A A 0 QAM256 Data Rates Table A 1 Maximum Symbol Rate 7 1 Msps Minimum Maximum Modulation Type 1 Mbps 13 086275 Mbps 4 QAM 1 Mbps 26 172549 Mbps 16 QAM 1 Mbps 32 715686 Mbps 32 QAM 1 Mbp...

Страница 46: ...Product Options QAM256 Digital Video Modulator and Upconverter A 2 TM077 Rev 4 0...

Страница 47: ...of 39 represents a transmit power level of 3 9 dBm Selects the Tx power level in dBv from 45 0 to 60 0 for the QAM256cable There is an implied decimal point For example a value of 500 represents a tr...

Страница 48: ...exb1283 16 annexb324 17 annexb1284 18 annexb168 19 annexb1285 20 annexb816 21 annexb1286 22 annexb432 23 annexb1287 24 annexb264 25 annexb1288 26 annexb1128 27 ACCESSread write STATUS current DESCRIPT...

Страница 49: ...dNVStatus 14 radQAM256TxMajorAlarm1Mask OBJECT TYPE SYNTAX INTEGER 0 255 ACCESSread write STATUS current DESCRIPTION Major Alarm 1 mask Bit 0 Mod Hardware fault 1 Fault Bit 1 Tx Synthesizer fault Bit...

Страница 50: ...mask 1 allow radQAM256ModNVStatus 20 radQAM256TxControlMode OBJECT TYPE SYNTAX INTEGER local 1 terminal 2 computer 3 ethernet 4 ACCESSread write STATUS current DESCRIPTION Selects Tx control mode rad...

Страница 51: ...status information radQAM256TxMajorAlarm1Status OBJECT TYPE SYNTAX INTEGER 0 255 ACCESS read only STATUS current DESCRIPTION A bit field On startup the agent initializes this to the value 00000000 B...

Страница 52: ...ializes this to the value 00000000 B Bits 0 7 Spares 0 Pass 1 Fail radQAM256ModStatus 6 radQAM256TxLatchedMajorAlarm1Status OBJECT TYPE SYNTAX INTEGER 0 255 ACCESS read only STATUS current DESCRIPTION...

Страница 53: ...rierStatus OBJECT TYPE SYNTAX INTEGER off 1 on 2 ACCESS read only STATUS current DESCRIPTION Shows status of the carrier on or off radQAM256ModStatus 13 radQAM256TxInterfaceCardType OBJECT TYPE SYNTAX...

Страница 54: ...eband loopback Bit 1 Terrestrial loopback 0 unavailable 1 available radQAM256ModStatus 16 radQAM256TxModulatorType OBJECT TYPE SYNTAX INTEGER undefined 1 qam256var550 2 qam25636Mhz 3 qam25644Mhz 4 qam...

Страница 55: ...QAM256 Digital Video Modulator and Upconverter SNMP MIB TM077 Rev 4 0 B 9...

Страница 56: ...e been added since the release of this document C 1 Host Computer Remote Communications Control and status messages are conveyed between the QAM256 the subsidiary modems and the host computer using pa...

Страница 57: ...racter or ASCII sync character that defines the beginning of a message The SYN character value is always 16h BYTE COUNT the Byte Count is the number of bytes in the DATA field ranging from zero throug...

Страница 58: ...access to the bus Data is processed in accordance with the OPCODE and the checksum for the frame is calculated If the anticipated checksum does not match then a checksum error response is returned to...

Страница 59: ...or does not receive a response message On receiving devices slaved to an M C computer the timeout delay parameters may be programmed into the equipment in accordance with site requirements by Radyne C...

Страница 60: ...hibit broadcast of the corresponding multi drop override ID The multi drop override ID is always accepted by devices of the same type on a common control bus independent of the actual DESTINATION ID T...

Страница 61: ...n reception process and the receiver is ready to accept a new message The programmed value of the Inter Frame Space should be greater than the sum of the turnaround time and the round trip sender rece...

Страница 62: ...cket excluding the SYN character and the CHECKSUM fields If this checksum matches the packet CHECKSUM the receiver processes the packet and responds to the packet sender with a valid response acknowle...

Страница 63: ...Example Parameters SYNC Byte 16h Always Data Count 00 00h Source Address FFh Destination Address 20h 32 decimal Frame Sequence Number 01h Opcode 20 0Fh BAD Opcode Checksum 4Fh Transmit Packet 16 00 00...

Страница 64: ...e equipment from where the message DESTINATION ID Identifies the address of the equipment where the message is to be sent 1 byte F S N Frame sequence number ensures correct packet acknowledgment and d...

Страница 65: ...odulator Modulation 2044h Query Modulator Spectrum 2045h Query Modulator Framing 2046h Query Modulator Interleaver Encoder 2047h Query Modulator Roll off 2049h Query Modulator Interface Type 204Ah Que...

Страница 66: ...annel 2261h Common Query Opcodes Opcode 2000h Query a modulator s identification Query response 1 Modem ID QAM256 modulator s ID 32 Opcode 2001h Query a modulator s control mode Query response 1 Modem...

Страница 67: ...0 Spare Bit 1 Spare Bit 2 Spare Bit 3 Spare Bit 4 Spare Bit 5 Spare Bit 6 Spare Bit 7 Spare 1 LatchedComAlarm1 Bit 0 M C Hardware Fault Bit 1 Interface Hardware Fault Bit 2 Spare Bit 3 Spare Bit 4 Sp...

Страница 68: ...ugh 59 1 Second 0 through 59 Opcode 2205h Set Common date 1 Year 0 through 99 1 Month 0 through 11 1 Day 0 through 30 Opcode 2206h Set Common time and date 1 Year 0 through 99 1 Month 0 through 11 1 D...

Страница 69: ...de 2044h Query a modulator s modulation Query response 1 Modulation 0 4 QAM 1 16 QAM 2 32 QAM 3 64 QAM 4 128 QAM 5 256 QAM Opcode 2045h Query a modulator s spectrum Query response 1 Spectrum 0 Normal...

Страница 70: ...p synthesizer lock Bit 1 RX down synthesizer lock Bit 2 RF temperature Detect Bit 3 RF CPLD hardware Bit 4 Spare Bit 5 Spare Bit 6 Spare Bit 7 Spare 1 Latched Major Alarm1 Bit 0 Mod Hardware Bit 1 Tx...

Страница 71: ...Query response 1 Major Alarm1 Bit 0 Mod Hardware Bit 1 Tx Synthesizer lock Bit 2 Data PLL lock Bit 3 Frame lock Bit 4 Mod1 lock Bit 5 Mod2 lock Bit 6 Mod3 lock Bit 7 Spare 0 mask 1 allow 1 Major Alar...

Страница 72: ...plied decimal point Opcode 2054h Query a modulator s carrier control Query response 1 TX Enable 0 Off 1 On Opcode 2055h Query a modulator s carrier test Query response 1 TX Carrier 0 Normal 1 CW Opcod...

Страница 73: ...128 5 20 8 16 21 128 6 22 4 32 23 128 7 24 2 64 25 128 8 26 1 128 Opcode 2249h Command a modulator s roll off 1 Roll off 0 0 12 1 0 15 2 0 18 Opcode 224Ah Command a modulator s interface type 1 Inter...

Страница 74: ...and a modulators output power level 4 Tx Power Without cable Upconverter value is in dBm Signed value 00 to 250 0 0 to 25 0 dBm Implied decimal point Ex 0 0 dBm data returned 00 00 00 00 00 decimal 0...

Страница 75: ...76 71 505 25 18 20 157 25 77 72 511 25 19 21 163 25 78 73 517 25 20 22 169 25 79 74 523 25 21 7 175 25 80 75 529 25 22 8 181 25 81 76 535 25 23 9 187 25 82 77 541 25 24 10 193 25 83 78 547 25 25 11 19...

Страница 76: ...444 00 8 96 96 00 67 62 450 00 9 97 102 00 68 63 456 00 10 98 108 00 69 64 462 00 11 99 114 00 70 65 468 00 12 14 120 00 71 66 474 00 13 15 126 00 72 67 480 00 14 16 132 00 73 68 486 00 15 17 138 00 7...

Страница 77: ...53 396 00 US EIA IRC Entry Channel Freq in MHz US EIA IRC Entry Channel Freq in MHz 0 Custom Custom 59 54 403 25 1 2 55 25 60 55 409 25 2 3 61 25 61 56 415 25 3 4 67 25 62 57 421 25 4 1 73 25 63 58 42...

Страница 78: ...91 25 49 44 343 25 108 108 697 25 50 45 349 25 109 109 703 25 51 46 355 25 110 110 709 25 52 47 361 25 111 111 715 25 53 48 367 25 112 112 721 25 54 49 373 25 113 113 727 25 55 50 379 25 114 114 733 2...

Страница 79: ...60 00 36 R 264 00 3 4 66 00 37 S 270 00 4 A 8 72 00 38 T 276 00 5 5 78 00 39 U 282 00 6 6 84 00 40 V 288 00 7 A 5 90 00 41 W 294 00 8 A 4 96 00 42 AA 300 00 9 A 3 102 00 43 BB 306 00 10 A 2 108 00 44...

Страница 80: ...2 109 25 44 CC 313 25 11 A 1 115 25 45 DD 319 25 12 A 121 25 46 EE 325 25 13 B 127 25 47 FF 331 25 14 C 133 25 48 GG 337 25 15 D 139 25 49 HH 343 25 16 E 145 25 50 II 349 25 17 F 151 25 51 JJ 355 25 1...

Страница 81: ...Remote Operations QAM256 Digital Video Modulator and Upconverter C 26 TM077 Rev 4 0...

Страница 82: ...of all binary 1s AMSL Above Mean Sea Level ANSI American National Standards Institute ASCII American Standard Code for Information Interchange ASIC Application Specific Integrated Circuit ATE Automat...

Страница 83: ...cibels dBc Decibels Referred to Carrier dBm Decibels Referred to 1 0 milliwatt dBmV Decibel millivolt The level at any point in a system expressed in dB s above or below a 1 millivolt 75ohm standard D...

Страница 84: ...rrays FW Firmware G g Force of Gravity GHz Gigahertz GND Ground H HSSI High Speed Serial Interface HW Hardware Hz Hertz Unit of Frequency I IBS Intelsat Business Services IDR Intermediate Data Rate I...

Страница 85: ...r Second MFAS Multi Frame Acquisition Sync See FAS MHz Megahertz MIB Management Information Base Mod Modulator or Modulated ms or msec Millisecond M C Monitor and Control N NC Normally Closed NO Norma...

Страница 86: ...e block based error correcting codes with a wide range of applications in digital communications and storage S SCC Satellite Control Channel A Radyne satellite format SEQ Sequential SYNC Synchronize T...

Страница 87: ...Glossary QAM256 Digital Video Modulator and Upconverter G 6 TM077 Rev 4 0 W X Y Z W Watt Misc s Microsecond 16QAM 16 Quadrature Amplitude Modulation 8PSK 8 Phase Shift Keying...

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