Microwave Radio Communications CodeRunner 4 Operator's Manual
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Microwave Radio Communications CodeRunner 4 Operator's Manual

Coderunner 4 analog & digital central receiver
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Table of Contents
Section 1 -
Section 2 -
Section 3 -
Section 4 -
Section 5 -
Section 6 -
Appendix A -
Appendix B -
Appendix C -
Appendix D -
Document: 400438-1
Revision J September 2007
System Overview
System Installation
Operating Controls
Troubleshooting
Remote Operation
Media Switch
Receiver Interconnections
Frequencies
Modules
Antenna Configurations
Operator's Guide
CodeRunner 4
Analog & Digital
Central Receiver

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Summary of Contents for Microwave Radio Communications CodeRunner 4

  • Page 1 CodeRunner 4 Analog & Digital Central Receiver Table of Contents Section 1 - System Overview Section 2 - System Installation Section 3 - Operating Controls Section 4 - Troubleshooting Section 5 - Remote Operation Section 6 - Media Switch Appendix A -...
  • Page 2 PROPRIETARY NOTICE The information and design contained within this manual was originated by and is the property of Microwave Radio Communications (MRC). Microwave Radio Communications reserves all patent proprietary design, manufacturing, reproduction use, and sales rights thereto, and to any articles disclosed therein, except to the extent rights are expressly granted to others.

  • Page 3: Safety Precautions

    Safety Precautions Warnings, Cautions, and Notes Use the following table to interpret how to distinguish between Warnings, Cautions, and Notes Gives information which, if strictly observed, will prevent personal injury or death, damage to personal Warning property, or the environment. Caution Gives information which, if strictly followed, will prevent damage to equipment or other goods.

  • Page 4: Important Safeguards

    Use only equipment recommended by Microwave by Microwave Radio Communications. Radio Communications. When mounting or installing Unauthorized substitutions could result in fire, the equipment, follow the manufacturer's electric shock, or damage to the equipment.

  • Page 5: Table Of Contents

    Table of Contents 1 System Overview ......................1-1 Figure 1-1 CodeRunner 4 Block Diagram............... 1-2 Figure 1-2 Front Panel ..................... 1-3 Figure 1-3 Rear Panel Connections - Typical..............1-3 2 System Installation ......................2-1 Unpacking and Handling ......................2-1 2.1.1 Inspection ........................2-1 2.1.2 Damage in Shipment .......................2-1 Installation Prerequisites ......................
  • Page 6 Figure 4-2 Main Screen ....................4-2 Table 4-1 System Alarms ....................4-2 Replacing the Fuse .........................4-3 Figure 4-3 CodeRunner 4 Rear Panel - Typical ............. 4-3 5 Remote Operation ......................5-1 Local and Remote Operation ....................5-1 Command Inputs to the Remote Connector ................5-2 Table 5-1 Remote Interface Connections ................
  • Page 7 Figure C-3 Audio Subcarrier Motherboard ..............C-3 D Antenna Configurations ....................D-1 D.1 Overview ..........................D-1 Figure D-1 Central Receive - Analog/Digital ..............D-1 Figure D-2 Central Receive with Analog/Digital Media Switch........D-2 400438-1 Rev. J CodeRunner 4 Operator’s Guide...
  • Page 8 This page intentionally left blank. 400438-1 Rev. J CodeRunner 4 Operator’s Guide viii...

  • Page 9: Document

    Preface Purpose This manual explains how to install, operate, and configure the MRC CodeRunner 4 Central Receiver. Audience This manual is intended for qualified installers and service technicians who need to perform the following tasks: • Install the receiver in a standard rack mount.
  • Page 10 A unit of measurement referenced to one milliwatt. DMUX, Demultiplexer DEMUX Duplex A channel capable of transmitting information simultaneously in either direction 2.048 Mbps traffic rate Electronic Industries Association, an industry association that establishes various standards. Electromagnetic compatibility CodeRunner 4 Operator’s Guide 400438-1 Rev. J...
  • Page 11 Low Pass Filter Mbps Megabits per second Million (1,000,000) cycles per second Microwave Radio Communications Multiplexer Near Return to Zero Parity Error Rate Phase Lock Loop Quadature phase QPSK Quadrature Phase Shift Keying CodeRunner 4 Operator’s Guide 400438-1 Rev. J...
  • Page 12 Volts Direct Current Voice Frequency Video A term pertaining to the bandwidth and spectrum of the signal that results from television scanning and which is used to reproduce a picture. Xmitr Transmitter Xmtr Transmitter CodeRunner 4 Operator’s Guide 400438-1 Rev. J...

  • Page 13: System Overview

    Figure 1-1 on page 1-2. The CodeRunner 4 Central Receiver is capable of receiving in both analog or digital mode. In the analog mode, the receiver outputs an NTSC signal with 4 audio channels, baseband, and filtered video. In digital mode, the receiver outputs a digital data stream using either an internal or external modem.

  • Page 14: Figure 1-1 Coderunner 4 Block Diagram

    System Overview Figure 1-1 CodeRunner 4 Block Diagram 815 MHz OUT 12 dB EXTERNAL NOISE INPUT DOWN COUPLER MODEM FILTER CONVERTER CONVERTER SYNTHESIZER POWER DISTRIBUTION BOARD RF SHELF OUTPUT VIDEO DEMODULATOR AUDIO DEMODULATOR DISPLAY & KEYPAD POWER SUPPLY INPUT PLUG-IN MODULES...
  • Page 15 (J1 2) 50/60 HZ FUSE: T1A 250 VAC (J1 1) PGM I/O DAT A OUT IF I/O EXT MODEM SERIAL (J1 5) (J8 ) (J9 ) PORT (J1 6) "CA UTION DOUBLE-FUSE NEUTRAL/FUSING" CodeRunner 4 Operator’s Guide 400438-1 Rev. J...
  • Page 16 System Overview This page intentionally left blank. CodeRunner 4 Operator’s Guide 400438-1 Rev. J...

  • Page 17: System Installation

    Section 2 System Installation This section explains how to install the MRC CodeRunner 4, Digital Central Receiver. The following topics are covered: • Unpacking and Handling • Installation Prerequisites • Rack Installation Unpacking and Handling Each unit is shipped assembled, wired, and factory tested. Each unit is packaged in appropriate shipping containers.

  • Page 18: Installation Prerequisites

    Figure 2-1 Rack Clearances – Top View 18" [45.72 mm] CLEARANCE REAR CR4 Receiver MOUNTING RAILS FRONT 36" [89.9 mm] CLEARANCE CodeRunner 4 Operator’s Guide 400438-1 Rev. J...

  • Page 19: Grounding The Equipment Rack

    The equipment rack must be connected to the station ground using a #6 copper wire or equivalent. The ground wire should be routed in as straight and direct a route as is practical. Warning: Grounding the equipment rack is mandatory. CodeRunner 4 Operator’s Guide 400438-1 Rev. J...

  • Page 20: Rack Installation

    Rack Installation The MRC CodeRunner 4 mounts within a standard 19 inch equipment rack. The unit occupies a 3 rack unit (3RU) height. The MRC CodeRunner 4 attaches to the equipment rack using four 12–24 mounting screws. See Figure 2-2 for the correct mounting hole locations.
  • Page 21 Step 5 applicable. Fasten the rack’s top braces to the superstructure using J-bolts. Caution: If there is not an existing superstructure, the top of the rack should be braced to a ceiling or wall. CodeRunner 4 Operator’s Guide 400438-1 Rev. J...

  • Page 22: Initial Power-Up Procedure

    Is the other end of the communications link operational? Step 1 Is prime power available and correct? Step 2 Have all electrical interface connections been made? Step 3 Are signal sources operational and correct? Step 4 CodeRunner 4 Operator’s Guide 400438-1 Rev. J...

  • Page 23: Operating Controls

    • Press the Menu key to display the Menu Screen Receiver Screens Figure 3-1 shows the navigation scheme for the CodeRunner 4 menu screens. When the receiver is powered up, the Main Screen is displayed (See Figure 3-2 on page 3-2).

  • Page 24: Main Screen

    Receive mode: “DIGITAL” or “ANALOG“ “WDE” (Wide) Channel Plan (12MHz or 17MHz) Receive Signal Level Note: When any operating fault is detected, the fault message is displayed in place of the “Software Release.” CodeRunner 4 Operator’s Guide 400438-1 Rev. J...

  • Page 25: Menu Screen

    “Remote Control” Screen “Digital Demodulator” Screen MENU POWER REMOTE Dig Demod Remote SQUELCH Pwr Supply Config RF Tray Video ALARM Main Screen Audio “Audio Demodulator” Screen “Main Screen” Screen “Video Demodulator” Screen “RF Tray” Screen CodeRunner 4 Operator’s Guide 400438-1 Rev. J...

  • Page 26: Remote Control Menu

    Operating Controls Receiver Screens 3.2.3 Remote Control Menu The Remote Control Menu sets options for remotely controlling the CodeRunner 4 Receiver. Options include: • Transmit and Receive Baud Rate for serial remote control. • Enabling or Disabling the Parallel Interface •...

  • Page 27: Configuration Screen

    Move Cursor Left Cursor Modify 2GHz 02020.750 POWER REMOTE <- Channel SQUELCH -> Offset Save ALARM Exit Decrease Selected Digit Increase Selected Digit Exit Channel Plan Screen Select Channel Save Settings Select Offset CodeRunner 4 Operator’s Guide 400438-1 Rev. J...

  • Page 28: Rf Tray Screen

    Local Oscillator Phase Lock Loop IF Bandwidth “NRM, WDE, or NRW” “LOCK” or “UNLK” states Note: The number of channels depends on the frequency band selected. Appendix B, Frequencies For available channels, see CodeRunner 4 Operator’s Guide 400438-1 Rev. J...

  • Page 29: Power Supply Status Screen

    Current Reading Minimum Reading Maximum Reading Power Supply Status POWER Curr. Min. Max. REMOTE +15V +14.9 +14.9 +15.0 –15V –15.0 –14.9 –15.0 SQUELCH +5.04 +4.95 +5.12 ALARM Menu Rst Min/Max Resets Current Readings CodeRunner 4 Operator’s Guide 400438-1 Rev. J...

  • Page 30: Digital Demodulator Screen

    Mode:DIGITAL ALARM Menu Demod:INTRNL Return to Menu Screen “DIGITAL” or “ANALOG” modes (See Note) “INTRNL“ or “EXTRNL” modes (External) (Internal) Note: If the Video Demodulator is not installed, the Analog mode is disabled. CodeRunner 4 Operator’s Guide 400438-1 Rev. J...

  • Page 31: Video Demodulator Screen

    In analog mode, Squelch states are interpreted as follows: TRP PNT BASED – The video squelches based on the squelch set. FORCED ON – The video is squelched. FORCED OFF – The video is always on. CodeRunner 4 Operator’s Guide 400438-1 Rev. J...

  • Page 32: Audio Screen

    SQUELCH AUDIO: ALARM Menu “OK" or “FAULT” Note: Screen displays the following: “NO AUDIO INSTALLED” – No Audio Demodulator installed. “AGILE AUDIO” – (Future Product Option) “FIXED AUDIO” – Audio Modulator Installed. 3-10 CodeRunner 4 Operator’s Guide 400438-1 Rev. J...

  • Page 33: Troubleshooting

    SQUELCH ALARM When on, the receiver is in analog mode, and the video is squelched. Section 3.2.9, Video Demodulator Screen on When on, indicates summary alarm. Section 4.2, System Alarms on page 4-2 CodeRunner 4 Operator’s Guide 400438-1 Rev. J...

  • Page 34: System Alarms

    See Note 2 Internal Demod Fault Digital mode, internal selected. Card fault. The receiver detects the difference between agile audio, fixed audio, or no audio installed. Note 1 CodeRunner 4 Operator’s Guide 400438-1 Rev. J...

  • Page 35: Replacing The Fuse

    - Use T2A/250V for 120 VAC Operation - Use T1A/250V for 240 VAC Operation Replace the fuse and close the fuse cover. Step 4 Figure 4-3 CodeRunner 4 Rear Panel - Typical 815 MHz OUT VIDEO ALARM (J1 ) RX STA TUS...
  • Page 36 Troubleshooting Replacing the Fuse This page intentionally left blank. CodeRunner 4 Operator’s Guide 400438-1 Rev. J...

  • Page 37: Remote Operation

    • If no remote device is connected to the receiver, the receiver will remain in local mode, even if the front panel controls are to set to remote. CodeRunner 4 Operator’s Guide 400438-1 Rev. J...

  • Page 38: Command Inputs To The Remote Connector

    CHANNEL SEL CHN1 CHANNEL SEL CHN2 CHANNEL SEL MSB CHN3 DIGITAL MODE SELECT DMODE OFFSET SEL LSB OFS0 OFFSET SEL MSB OFS1 LNA GAIN REDUCTION GAIN BAND SEL LSB BND0 BAND SEL MSB BND1 CodeRunner 4 Operator’s Guide 400438-1 Rev. J...

  • Page 39: Control Functions

    12 GHz Band (12.7 to 12.95 GHz) 13 GHz Band (12.95 to 13.25 GHz) Table 5-5 IF Bandwidth Select – Active High Function J7 Pin No. 10 MHz (Narrow) 15 pr 20 MHz (Medium) 20 or 30 MHz (Wide) CodeRunner 4 Operator’s Guide 400438-1 Rev. J...

  • Page 40: Vdc Bias Supply

    • Open circuit = Receiver is operating correctly with an adequate received signal. • Contact closure = Receiver has squelched video output due to inadequate received signal. A contact closure (i.e., alarm) also occurs when the Receiver is turned OFF. CodeRunner 4 Operator’s Guide 400438-1 Rev. J...

  • Page 41: Media Switch

    Alteia Receiver for switching both video and audio. Figure 6-1 Media Switch Block Diagram VIDEO ALTEIA RECEIVER AUDIO CodeRunner 4 RECEIVER MEDIA SWITCH DISPLAY CNTRL VIDEO RF SHELF VIDEO VIDEO DEMODULATOR AUDIO (4 CHAN.) AUDIO AUDIO DEMODULATOR CodeRunner 4 Operator’s Guide 400438-1 Rev. J...

  • Page 42: Mounting The Media Switch

    Media Switch Mounting the Media Switch Mounting the Media Switch The Media Switch attaches to the rear panel of the CodeRunner 4 Receiver using 5mounting screws as shown in Figure 6-2. It requires the following components: • Media Switch and Connector Assembly (906896) •...

  • Page 43: System Interconnection

    MPL C-2-SPI- TSO RCT RL R X 232/485 RCTRL R X 232/485 AUDIO #1 LEFT UDIO #1 LEFT RIGHT/AES/EB RIGHT/AES/EBU AUDIO #2 LEFT UDIO #2 LEFT RIGHT/AES/EB RIGHT/AES/EBU ANALOG ANAL OG VIDEO VIDEO CodeRunner 4 Operator’s Guide 400438-1 Rev. J...

  • Page 44: Harness Assemblies

    CR-4 CM-4 CR-4 CM-4 CR-4 CM-4 CR-4 CM-4 CR-4 CM-4 CR-4 CM-4 CR-4 FUTURE CR-4 FUTURE CR-4 FUTURE ANALOG CR-4 FUTURE WIRE HARNESS ASSY CR-4 FUTURE AUDIO CABLE FOR MEDIA SWITCH CR-4 FUTURE CodeRunner 4 Operator’s Guide 400438-1 Rev. J...

  • Page 45: A Receiver Interconnections

    (J1 2) (J1 1) PGM I/O EXT MODEM DATA OUT IF I/O SERIAL INPUT PORT (J1 5) (J1 6) AUDIO SERIAL 1 THRU 4 PORT OUTPUT (J8) (J9) GROUND DATA EXTERNAL CONNECTION OUTPUT MODEM CodeRunner 4 Operator’s Guide 400438-1 Rev. J...

  • Page 46: Remote Interface Connector

    CHANNEL SEL CHN2 CHANNEL SEL MSB CHN3 DIGITAL MODE SELECT DMODE OFFSET SEL LSB OFS0 OFFSET SEL MSB OFS1 LNA GAIN REDUCTION GAIN (future use) BAND SEL LSB BND0 BAND SEL MSB BND1 CodeRunner 4 Operator’s Guide 400438-1 Rev. J...
  • Page 47 PIn # Description Comment LOF_X M_SUM_X Relay COMM Relay N/O Relay N/C Table A-4 Rx Status (J13) PIn # Description Comment SCA_FAULT SCB_FAULT AN_EN IF_CNTRL MW_LK +15V –15 V RXSUM M_SUM_X M_SUM_I IF_LK CodeRunner 4 Operator’s Guide 400438-1 Rev. J...

  • Page 48: Figure A-2 Receiver Interconnection Diagram - Rf Shelf

    Receiver Interconnections Remote Interface Connector Figure A-2 Receiver Interconnection Diagram - RF Shelf CodeRunner 4 Operator’s Guide 400438-1 Rev. J...

  • Page 49: Figure A-3 Receiver Interconnection Diagram - Backplane

    Remote Interface Connector Receiver Interconnections Figure A-3 Receiver Interconnection Diagram - Backplane Continued from Figure A-2 on page A-4 CodeRunner 4 Operator’s Guide 400438-1 Rev. J...
  • Page 50 Receiver Interconnections Remote Interface Connector This page intentionally left blank. CodeRunner 4 Operator’s Guide 400438-1 Rev. J...

  • Page 51: B Frequencies

    (MHz) 1995.75 1999.00 2003.25 2012.25 2016.50 2020.75 2029.25 2033.50 2037.75 2 GHz 2046.25 2050.50 2054.75 2063.25 2067.50 2071.75 2080.25 2084.50 2088.75 2097.25 2101.50 2105.75 2454.25 2458.50 2462.75 2471.25 2475.50 2479.75 2487.75 2492.00 2496.25 CodeRunner 4 Operator’s Guide 400438-1 Rev. J...

  • Page 52: Table B-2 2 Ghz Channel Guide (12 Mhz Bas Channel Plan)

    6968.75 7 GHz 6981.25 6987.50 6993.75 7006.25 7012.50 7018.75 7031.25 7037.50 7043.75 7056.25 7062.50 7068.75 7081.25 7087.50 7093.75 7106.25 7112.50 7118.75 6431.25 6437.50 6443.75 6456.25 6462.50 6468.75 6481.25 6487.50 6493.75 6506.25 6512.50 6518.75 CodeRunner 4 Operator’s Guide 400438-1 Rev. J...

  • Page 53: Table B-4 13 Ghz Channel Selection Guide

    13050.00 13056.25 13062.50 13068.75 13075.00 13081.25 13087.50 13093.75 13100.00 13106.25 13112.50 13118.75 13125.00 13131.25 13137.50 13143.75 13150.00 13156.25 13162.50 13168.75 13175.00 13181.25 13187.50 13193.75 13193.75 13206.25 13212.50 13218.75 13218.75 13231.25 13237.50 13243.75 13243.75 CodeRunner 4 Operator’s Guide 400438-1 Rev. J...
  • Page 54 Frequencies Channel Frequencies This page intentionally left blank. CodeRunner 4 Operator’s Guide 400438-1 Rev. J...

  • Page 55: Cmodules

    LOW NOISE 12 dB DOWN CONVERTER REMOTE CONVERTER COUPLER INTERFACE POWER BACKPLANE IF AMP RECEPTACLE BOARD BOARD IF FILTER VIDEO POWER POWER DEMODULATOR DISTRIBUTION SUPPL Y BOARD AUDIO (CABLE LOCAL DEMODULATOR OSCILLATOR FRONT PANEL) Rev. J CodeRunner 4 Operator’s Guide 400438-1...

  • Page 56: Rx Video Demodulator

    All other adjustments are factory set and should not be adjusted. Figure C-2 Rx Video Demodulator Adjustments 906556 SQUELCH LED (RED = SQUELCHED) SQUELCH THRESHOLD ADJUSTMENT BASEBAND GAIN ADJUSTMENT VIDEO GAIN ADJUSTMENT FRONT VIEW CodeRunner 4 Operator’s Guide 400438-1 Rev. J...

  • Page 57: Audio Subcarrier Motherboard

    Summary Alarm LED R1 - Audio 1 Output Level Adjust R2 - Audio 2 Output Level Adjust R3 - Audio 3 Output Level Adjust R4 - Audio 4 Output Level Adjust FRONT VIEW CodeRunner 4 Operator’s Guide 400438-1 Rev. J...
  • Page 58 Modules Audio SubCarrier Motherboard This page intentionally left blank. CodeRunner 4 Operator’s Guide 400438-1 Rev. J...

  • Page 59: Dantenna Configurations

    MicroScan Cable Standard Analog Remote SLAVE CodeRunner 4 Audio & Interface Video CONTROLLER Video Demod ASC-140 Central RX Serial (Optional) 2 Audio 70 MHz IF Summary Alarms Video COFDM Decoder MPEG II Audio Rev. J CodeRunner 4 Operator’s Guide 400438-1...

  • Page 60: Figure D-2 Central Receive With Analog/Digital Media Switch

    (Mounted on Video CR4) COFDM Decoder MPEG II 2 Audio Sum Alarm Post Veterbi Alarm Central RX Post Veterbi Meter These functions are System dependent upon Master/ Slave capability. Harness provided for TS-940/ASC-140. CodeRunner 4 Operator’s Guide 400438-1 Rev. J...

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