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Microwave Radio Communications CodeRunner 4, Руководство оператора

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4-1

CodeRunner 4 Operator’s Guide 

4

Section

400438-1

 Rev. J

4   Troubleshooting

This section explain how to interpret alarm indicators and messages.

4.1

Front Panel Indicators

Figure 4-1

 shows the front panel LED indicators.

Figure 4-1

Front Panel LEDs

REMOTE

POWER

SQUELCH

ALARM

When on, indicates power to receiver

When on, indicates receiver

When on, the receiver is in analog mode,

When on, indicates summary alarm.

has been placed in remote mode

and the video is squelched.

See 

Section 4.2, 

System Alarms 

on page 4-2

See 

Section 3.2.9, 

Video Demodulator Screen 

on 

See 

Section 3.2.1, 

Main Screen 

on page 3-2

Содержание CodeRunner 4

Страница 1: ...er 2007 Section 2 System Installation Table of Contents Section 1 System Overview Section 3 Operating Controls Appendix A Receiver Interconnections Section 4 Troubleshooting Section 5 Remote Operation Appendix B Frequencies Appendix C Modules Appendix D Antenna Configurations Section 6 Media Switch ...

Страница 2: ...granted to others The foregoing does not apply to vendor proprietary parts To allow for the introduction of design improvements specifications are subject to change without notice 2007 Microwave Radio Communications Printed in the U S A September 2007 Revision Date A February 2000 B March 2000 C July 2000 D January 2001 E July 2001 F July 2002 ECO 2137 G October 2002 ECO 2195 H October 2002 ECO 22...

Страница 3: ...r the environment Gives information which if strictly followed will prevent damage to equipment or other goods Provides supplementary information General Warning WARNING WARNING Risk of Electric Shock CAUTION Nomenclature and Markings Fuse Identifies fuse boxes or their locations Frame or Chassis Ground Identifies the frame ground terminal Earth Ground Identifies the earth ground terminal Protecti...

Страница 4: ...ing pin This plug fits into a standard grounded power outlet If you are unable to insert the plug into the outlet contact your electrician to replace your obsolete outlet Do not defeat the safety purpose of the grounded plug Power Cord Protection Power supply cords should be routed so that they are not likely to be walked on or pinched by other equipment items Pay particular attention to cords at ...

Страница 5: ...rocedure 2 6 3 Operating Controls 3 1 3 1 Common Key Functions 3 1 3 2 Receiver Screens 3 1 Figure 3 1 Receiver Screens 3 1 3 2 1 Main Screen 3 2 Figure 3 2 Main Screen 3 2 3 2 2 Menu Screen 3 3 Figure 3 3 Menu Screen 3 3 3 2 3 Remote Control Menu 3 4 Figure 3 4 Remote Control Menu 3 4 3 2 4 Configuration Screen 3 5 Figure 3 5 Configuration Screen 3 5 3 2 5 Modify Channel Plan Screen 3 5 Figure 3 ...

Страница 6: ...5 4 5 2 2 Vdc Bias Supply 5 4 5 2 2 1 Ground 5 4 5 2 3 Status Outputs Remote Connector J7 5 4 5 2 3 1 Receiver Signal Strength Indication Analog 5 4 5 2 3 2 Remote Mode Status 5 4 5 2 3 3 Squelch Alarm 5 4 6 Media Switch 6 1 6 1 Overview 6 1 Figure 6 1 Media Switch Block Diagram 6 1 6 2 Mounting the Media Switch 6 2 Figure 6 2 Media Switch on CR4 Rear Panel 6 2 6 3 Media Switch Connections 6 2 Fig...

Страница 7: ...el Guide 12 MHz BAS Channel Plan B 2 Table B 3 7 GHz Channel Guide B 2 Table B 4 13 GHz Channel Selection Guide B 3 C Modules C 1 Figure C 1 Receiver Components Top View C 1 C 1 Rx Video Demodulator C 2 Figure C 2 Rx Video Demodulator Adjustments C 2 C 2 Audio SubCarrier Motherboard C 3 Figure C 3 Audio Subcarrier Motherboard C 3 D Antenna Configurations D 1 D 1 Overview D 1 Figure D 1 Central Rec...

Страница 8: ...viii CodeRunner 4 Operator s Guide 400438 1 Rev J This page intentionally left blank ...

Страница 9: ... Controller ASC 140 Slave Antenna Controller MRC 2000 Antenna Controller ProScan Antenna MicroScan Antenna UltraScan Antenna SectorScan Antenna Ellipse CR Antenna Sector CR Antenna Omnipole Antenna Customer Service Customer Service Hours Monday through Thursday 8 AM to 7 PM Eastern Time US Friday 8 AM to 5 PM Eastern Time US Telephone 800 490 5700 Press 3 978 671 5700 Press 3 Fax 978 671 5948 Tech...

Страница 10: ...al all one s AMI Alternate Mark Inversion line code format for traffic data AVG Average B8ZS Bipolar 8 Zero Substitution line code format for traffic data BB Baseband BER Bit Error Rate BNC Bayonet lock coaxial connector BPF Band Pass Filter BPS Bits per second CCITT International Telegraph and Telephone Consultative Committee a telecommunications standardizing committee of the ITU Composite A ban...

Страница 11: ...High Pass Filter I In phase ID Identification IF Intermediate Frequency IRE 1 Institute of Radio Engineers an international professional radio engineering association that establishes various standards 2 A unit of measurement established by the IRE in which 1 IRE Unit 00714 volts peak to peak Vp p and 140 IRE units equals 1 Vp p Kbps Kilobits per second KHz Kilo 1 000 cycles per second LCD Liquid ...

Страница 12: ...only one direction Site ID A physical location where any number of modems transmitters or receivers are installed STDBY Standby Subcarrier An electromagnetic signal that is used as a medium for placing an information channel above another information channel SYNTH Synthesizer T1 1 544 Mbps traffic rate Tx Transmitter VCO Voltage Controlled Oscillator VCXO Voltage Controlled Crystal Oscillator VDC ...

Страница 13: ... switch is controlled from the front panel display and keypad Power is brought to the receiver via a rear panel receptacle mounted on the plug in power supply The power is routed through the rear panel backplane to the front panel display and to the power distribution board on the RF tray All receiver functions are controlled from the front panel display and keypad The receiver can be controlled r...

Страница 14: ...TER RF SHELF REAR PANEL BACKPLANE VIDEO DEMODULATOR POWER SUPPLY AUDIO DEMODULATOR LCD DISPLAY KEYPAD SYNTHESIZER POWER DISTRIBUTION BOARD PLUG IN MODULES RF INPUT EXTERNAL MODEM AC INPUT AUDIO OUTPUT 4 Chan VIDEO BASEBAND SUMMARY ALARM Rx STATUS SERIAL PORT REMOTE INTERFACE PGM I O 2ND DOWN CONVERTER REAR PANEL IF OUTPUT 12 dB COUPLER 815 MHz OUT ...

Страница 15: ...ctions Typical DIGCR_FR MRC CodeRunner 4 POWER REMOTE SQUELCH ALARM VIDEO BB SUM ALARM AUDIO 1 2 RXSTA TUS PGM I O REMOTE INTERFACE SERIAL PORT IF I O 3 4 EXT MODEM DAT A OUT RF IN AC POWER 120 240 4A 50 60 HZ FUSE T1A 250 VAC CA UTION DOUBLE FUSE NEUTRAL FUSING J2 J1 2 J1 1 J1 5 J1 6 J3 J1 J1 3 J7 J9 J8 815 MHz OUT ...

Страница 16: ...System Overview 1 4 CodeRunner 4 Operator s Guide 400438 1 Rev J This page intentionally left blank ...

Страница 17: ...the container or any packing material until the mechanical inspection has been satisfactorily completed This material must be available in the event that a damage claim needs to be filed with the shipping carrier 2 1 1 Inspection Inspect the equipment for any shipping damage Check that the equipment is clean and that no cables or connectors are broken damaged or loose Note At the time of inspectio...

Страница 18: ...ront and rear of the equipment rack Figure 2 1 Allow a minimum of 18 inches 45 72 mm clearance at the rear of the equipment rack To service and maintain the equipment allow a minimum of 36 inches of clearance in front of the equipment rack Caution Reduced Air Flow Installation of the equipment in a rack should be such that the amount of air flow required for safe operation of the equipment is not ...

Страница 19: ...the connection of the equipment to the supply circuit and the effect that overloading of circuits could have on over current protection and supply wiring Appropriate consideration of equipment nameplate ratings should be used when addressing this concern 4 Check that the rack mounting rails are sufficiently rigid to support the rack and equipment Warning Mechanical Overloading Mounting of equipmen...

Страница 20: ...g the nuts and bolts securing it in place Refer to Table 2 1 for equipment rack specifications Table 2 1 Equipment Rack Specifications Step 2 Remove the rack from its crate by lifting it off the mounting bolts and place it near its final mounting location After the rack has been raised to a vertical position remove the shipping support brackets the rack side rails Step 3 A template can be used for...

Страница 21: ...3 8 16 x 2 Caulking Anchors Diamond type 03060 Note These anchors require 3 4 holes On wood floors use 3 8 x 1 1 2 lag bolts with lock and flat washers Step 5 Secure the rack to the adjacent racks and existing superstructure where 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 ...

Страница 22: ...e following procedure provides instructions for initially applying power to the modem Before proceeding verify the following Step 1 Is the other end of the communications link operational Step 2 Is prime power available and correct Step 3 Have all electrical interface connections been made Step 4 Are signal sources operational and correct 84 00 2 13M MOUNTING HOLES ...

Страница 23: ...inate the screen Press the Menu key to display the Menu Screen 3 2 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 Figure 3 1 Receiver Screens MENU SCREEN MAIN SCREEN RF TRAY POWER AUDIO SCREEN SUPPLY STATUS SCREEN SCREEN REMOTE CONTROL SCREEN VIDEO DEMOD SCREEN CONFIGU...

Страница 24: ...F Bandwidth NRM Normal NRW Narrow WDE Wide Change the following setting from the Main Screen IF Bandwidth Band 2 7 or 13 GHz Channel 1 10 2 GHz 1 14 7 GHz or 1 22 13 GHz Offset 0 or Offset applicable to 13 GHz band only Figure 3 2 Main Screen Note When any operating fault is detected the fault message is displayed in place of the Software Release CodeRunner 4 Rel 2 00 1995 750MHz RSL 89 2dBm Band ...

Страница 25: ...e control site to enable or disable parallel or serial interfaces and to turn the modem on or off Configuration Screen Adjust screen contrast select backlight settings and to modify the channel plan Video Demodulator Screen Use to enable disable the video demodulator in analog mode including setting the squelch point Audio Demodulator Screen Reports if audio is OK or if audio demodulator is not in...

Страница 26: ...trol Enabling or Disabling the Parallel Interface Enabling or Disabling the Serial Interface Figure 3 4 Remote Control Menu Remote Control Menu Baud Baud Tx 9600 9600 Rx P Rmt ENABLED S Rmt DISABLD Menu REMOTE POWER SQUELCH ALARM Parallel Port Interface ENABLED or DISABLD Return to Main Menu Serial Transmit Baud Rate 150 300 1200 4800 Serial Receive Baud Rate 150 300 1200 4800 9600 19200 Serial Po...

Страница 27: ...annel Plan frequency channel and offset and saves the current settings Figure 3 6 Modify Channel Plan Screen Configuration Menu Contrast Contrast Menu REMOTE POWER SQUELCH ALARM Return to Main Menu Decrease Screen Contrast Increase Screen Contrast Bklight Timed Mod CP Backlight ON or Timed Select Modify Channel Plan Screen Modify 2GHz 02020 750 Channel Offset Save Exit REMOTE POWER SQUELCH ALARM E...

Страница 28: ...k or Unlock Receive Signal Level Channel Plan Chplan 12 MHz or 17 MHz Figure 3 7 RF Tray Screen Note The number of channels depends on the frequency band selected For available channels see Appendix B Frequencies RF TRAY 1999 0 MHz RSL 89 3 dBm 2 DN CNV UNLK 1 Channl LO PLL UNLK 0 Offset Chplan 17MHz NRM IFBW Menu 2 BAND REMOTE POWER SQUELCH ALARM LOCK or UNLK states LOCK or UNLK states Channel Pl...

Страница 29: ...y Status Screen displays voltage levels In addition minimum and maximum values can be reset Figure 3 8 Power Supply Status Screen Power Supply Status Curr Min Max 15V 14 9 14 9 15 0 15V 15 0 14 9 15 0 5V 5 04 4 95 5 12 Menu Rst Min Max REMOTE POWER SQUELCH ALARM Minimum Reading Resets Current Readings Current Reading Maximum Reading ...

Страница 30: ...rnal digital demodulator For the INTERNAL setting to activate an internal digital demodulator needs to be installed For the EXTERNAL setting to activate an external digital demodulator needs to be installed Reports demodulator status Fault Disabled or OK Figure 3 9 Digital Demodulator Screen Note If the Video Demodulator is not installed the Analog mode is disabled Digital Demod DEMOD STATUS OK Mo...

Страница 31: ...log 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 Video Demod VIDEO SQUELCHED Sql Pt 80dBm Sql Pt Mode ANALOG Squelch TRP PNT BASED Menu RSL 98 7 dBm REMOTE POWER SQUELCH ALARM Increase Squelch Trip Point Decrease DIGITAL MODE Digital Mode ON or SQUELCHED Analog Mode SQUEL...

Страница 32: ...Mode No Audio Installed Agile Audio Fixed Audio Audio Status OK or FAULT Figure 3 11 Audio Screen Note Screen displays the following NO AUDIO INSTALLED No Audio Demodulator installed AGILE AUDIO Future Product Option FIXED AUDIO Audio Modulator Installed FIXED AUDIO AUDIO OK Menu REMOTE POWER SQUELCH ALARM NO AUDIO INSTALLED AGILE AUDIO FIXED AUDIO See Note OK or FAULT ...

Страница 33: ...t panel LED indicators Figure 4 1 Front Panel LEDs REMOTE POWER SQUELCH ALARM When on indicates power to receiver When on indicates receiver When on the receiver is in analog mode When on indicates summary alarm has been placed in remote mode and the video is squelched See Section 4 2 System Alarms on page 4 2 See Section 3 2 9 Video Demodulator Screen on See Section 3 2 1 Main Screen on page 3 2 ...

Страница 34: ...izer Unlocked When Local Oscillator PLL unlocks 2nd Dwn Cnv Unlocked When second down converter PLL unlocks CH A Audio Alarm Channel A fault or agile audio card See Note 1 CH B Audio Alarm Channel B fault for agile audio card Audio Alarm Any Fault for Fixed Audio card External Demod Fault In Digital mode external demod selected external signal from demod low or demod not attached See Note 2 Intern...

Страница 35: ... shown in Figure 4 3 Step 2 Open the fuse cover Step 3 Remove the fuse from the receptacle and insert the new fuse using the following Use T2A 250V for 120 VAC Operation Use T1A 250V for 240 VAC Operation Step 4 Replace the fuse and close the fuse cover Figure 4 3 CodeRunner 4 Rear Panel Typical VIDEO BB SUM ALARM AUDIO 1 2 RXSTA TUS PGM I O REMOTE INTERFACE SERIAL PORT IF I O 3 4 EXT MODEM DAT A ...

Страница 36: ...Replacing the Fuse Troubleshooting 4 4 CodeRunner 4 Operator s Guide 400438 1 Rev J This page intentionally left blank ...

Страница 37: ... keypad and remote device commands have no effect If a remote device is connected to the receiver front panel controls override any commands from the remote device However the remote device status outputs remain functional When the receiver is set to remote mode the following conditions occur All receiver functions are controlled by the remote device using the interface cable Commands from the rem...

Страница 38: ...interface A logic level of 1 is equal to 5 V which is supplied on Pin 10 of the Remote Interface Cable For remote commands to be functional the following conditions must occur The front panel control must be set to the remote mode The remote mode command at J7 pin 8 must be set to 1 All commands must be sustained for the duration of the desired mode Table 5 1 Remote Interface Connections Pin No Fu...

Страница 39: ...el 3 0 0 1 1 Channel 4 0 1 0 0 Channel 5 0 1 0 1 Channel 6 0 1 1 0 Channel 7 0 1 1 1 Channel 8 1 0 0 0 Channel 9 1 0 0 1 Channel 10 1 0 1 0 Channel 11 1 0 1 1 Channel 12 1 1 0 0 Channel 13 1 1 0 1 Channel 14 1 1 1 0 Function J7 Pin No 22 21 Offset 0 1 NO Offset 0 0 Offset 1 0 Offset 1 1 Function J7 Pin No 25 24 2 GHz Band 1 99 to 2 50 and 2 3 to 2 7 GHz 0 0 7 GHz Band 6 425 to 7 125 GHz 0 1 12 GHz...

Страница 40: ...vailable on J7 pin 1 for loop back as a command function and as the return for the 5 V bias supply 5 2 3 Status Outputs Remote Connector J7 Status outputs are functional in both LOCAL and REMOTE modes 5 2 3 1 Receiver Signal Strength Indication Analog A buffered S meter output is made available on J7 pin 13 No signal strength no RF input 0 V Maximum signal strength 35 dBm RF input 1V Output impeda...

Страница 41: ...ator Screen on page 3 9 The same IF CNTRL signal used to change modes in the receiver is routed to the media switch using an optional cable allowing simultaneous switching between both the analog and digital sources Figure 6 1shows a block diagram of the CR4 Receiver and Media Switch when used with the Alteia Receiver for switching both video and audio Figure 6 1 Media Switch Block Diagram MEDIA S...

Страница 42: ...onnections Figure 6 3 shows the locations of the input and output connections Figure 6 3 Media Switch Connections VIDEO BB SUM ALARM AUDIO 1 2 RX STATUS PGM I O AC INPUT REMOTE INTERFACE SERIAL PORT DATA OUT IF I O 3 4 EXT MODEM DIGITAL AUDIO IN DIGITAL AUDIO IN ANALOG AUDIO IN ANALOG AUDIO IN MEDIA SWITCH MOUNTING SCREWS 5 PLACES ASSEMBLY RF IN VIN 1 V OUT VIN 2 BBIN 1 BBIN BB OUT 2 POWER CONT AU...

Страница 43: ... CON T CONT OUT OUT AUDIO1 AUDIO1 OUT OUT AUDIO3 AUDIO3 OUT OUT AUDIO2 AUDIO2 OUT OUT DIGITAL A U DIO IN DIGIT AL A UDIO IN BBIN BBIN 2 2 BB BB BBIN BBIN 1 1 ANALOG A U DIO IN ANAL OG A UDIO IN AUDIO 2 UDIO 2 RIGHT AES EB RIGHT AES EBU AUDIO 1 UDIO 1 RIGHT AES EB RIGHT AES EBU AUDIO 2 LEFT UDIO 2 LEFT AUDIO 1 LEFT UDIO 1 LEFT DIGIT DIGITAL AL VIDEO VIDEO ANALOG ANAL OG VIDEO VIDEO GENLOCK GENL OCK...

Страница 44: ...GRN WHT BLK 3 2 1 3 2 1 3 2 1 3 2 1 BLK WHT RED YEL GRN YEL BLK BLU 25 14 13 1 72 00 3 00 TR 1 AUDIO 1 TR 1 AUDIO 4 AUDIO 3 TR 1 TR 1 AUDIO 2 CM 4 CM 4 USAGE CM 4 CM 4 CM 4 CM 4 FUTURE FUTURE FUTURE FUTURE FUTURE FUTURE USAGE CR 4 CR 4 CR 4 CR 4 CR 4 CR 4 CR 4 CR 4 CR 4 CR 4 CR 4 CR 4 AUDIO 4 TR 2 AUDIO 3 TR 2 AUDIO 2 TR 2 AUDIO 1 TR 2 2 3 1 2 1 3 WIRING DIAGRAM PIN COLOR 1 YEL 2 RED GRN 2 BLK 3 Y...

Страница 45: ...tion Diagram RF Shelf on page A 4 Figure A 3 Receiver Interconnection Diagram Backplane on page A 5 Figure A 1 CodeRunner Rear Panel Connectors Typical 1 2 AC INPUT REMOTE INTERFACE IF OUTPUT SERIAL PORT REMOTE INTERFACE DATA OUTPUT RECEIVER STATUS SUMMARY ALARMS PGM I 0 AUDIO 1 THRU 4 VIDEO BASEBAND OUTPUT RF INPUT EXTERNAL MODEM GROUND CONNECTION 3 4 AUDIO DATA OUT IF I O EXT MODEM RF IN SERIAL ...

Страница 46: ...UB CXR B MSB SCB1 5 12 17 MHZ SCB0 6 IF BANDWIDTH LSB IFB0 7 IF BANDWIDTH MSB IFB1 8 REM CONTROL REMC 9 REM MODE STATUS REMS 10 5 VDC 5V 11 SQUELCH ALARM SQLA 12 SQUELCH DISABLE SQLF 13 RCL ANALOG RCLA 14 CHANNEL SEL LSB CHN0 15 CHANNEL SEL CHN1 16 CHANNEL SEL CHN2 17 CHANNEL SEL MSB CHN3 18 N C 19 N C 20 DIGITAL MODE SELECT DMODE 21 OFFSET SEL LSB OFS0 22 OFFSET SEL MSB OFS1 23 LNA GAIN REDUCTION...

Страница 47: ...able A 4 Rx Status J13 PIn Description Comment 1 NA 2 SERP3 3 SERP1 4 NA 5 NA 6 GND 7 SERP2 8 SERP0 9 NA PIn Description Comment 1 LOF_X 2 M_SUM_X 3 5V 4 Relay COMM 5 Relay N O 6 NC 7 GND 8 NC 9 Relay N C PIn Description Comment 1 SCA_FAULT 2 SCB_FAULT 3 AN_EN 4 IF_CNTRL 5 N U 6 MW_LK 7 AGC 8 15V 9 15 V 10 RXSUM 11 M_SUM_X 12 M_SUM_I 13 IF_LK 14 GND 15 5V ...

Страница 48: ...2 1 9 0 6 7 6 8 9 06756 9 0 6 7 8 9 906776 9 0 6 5 87 1 9 0 6834 9 0 6 7 5 2 906734 J4 J2 J3 906888 9 906839 5 906611 4 MODE RUN IN DI GITAL 906840 5 FREQ BL U 15V GND SCLK SDA T SEN1 MW_LK V TUNE 15V GND LOHL IF_LK 15V GND B W 0 B W 1 AGC 5V 5V ND 745 885 MHZ BPF LO SW C TRL EQL EQL BPF EQL LINEAR A G C S Q U E LC H LO G I C LO N SER PLL 5 DBM BPF SMA BPF 5 DBM IF_CTRL 0 WHT SELA WHT SELB BL U TO...

Страница 49: ...6 7 8 9 10 11 12 13 14 15 16 MICRO P IF IN BNC F R EAR PANEL DATA OUT BB OUT S Q U E L C H R E L AY 3 4 8 1 VIDEO OUT S U M M A R Y A L A RM I O 5 9 4 8 3 7 2 6 1 DATA OUT IF IN AUDIO 1 1 2 3 R X STATUS 8 15 7 14 6 13 5 12 4 11 3 10 2 9 1 J7 25 PIN D R E M O T E INTERFACE 13 25 12 24 11 23 10 22 9 21 8 20 7 19 6 18 5 17 4 16 3 15 2 14 1 J9 PGM I O 1 2 3 4 5 J8 9 PIN D M SER PORT 5 9 4 8 3 7 2 6 1 ...

Страница 50: ...Remote Interface Connector Receiver Interconnections A 6 CodeRunner 4 Operator s Guide 400438 1 Rev J This page intentionally left blank ...

Страница 51: ... When powering on the receiver and when switching to another RF channel there is a delay until phase lock of the synthesizer occurs Table B 1 2 GHz Channel Guide 17 MHz Channel Plan Channel Offset Switch Position Frequency Band Channel Offset MHz 0 Offset MHz Offset MHz 2 GHz 1 1995 75 1999 00 2003 25 2 2012 25 2016 50 2020 75 3 2029 25 2033 50 2037 75 4 2046 25 2050 50 2054 75 5 2063 25 2067 50 2...

Страница 52: ... 2088 50 2091 50 2094 50 7 2100 50 2103 50 2106 50 8 2454 25 2458 50 2462 75 9 2471 25 2475 50 2479 75 10 2487 75 2492 00 2496 25 Channel Offset Switch Position Frequency Band Channel Offset MHz 0 Offset MHz Offset MHz 7 GHz 1 6881 25 6887 50 6893 75 2 6906 25 6912 50 6918 75 3 6931 25 6937 50 6943 75 4 6956 25 6962 50 6968 75 5 6981 25 6987 50 6993 75 6 7006 25 7012 50 7018 75 7 7031 25 7037 50 7...

Страница 53: ...37 50 12843 75 12850 00 7 12856 25 12862 50 12868 75 12875 00 8 12881 25 12887 50 12893 75 12900 00 9 12906 25 12912 50 12918 75 12925 00 10 12931 25 12937 50 12943 75 12950 00 1 12956 25 12962 50 12968 75 12975 00 2 12981 25 12987 50 12993 75 13000 00 3 13006 25 13012 50 13018 75 13025 00 4 13031 25 13037 50 13043 75 13050 00 5 13056 25 13062 50 13068 75 13075 00 6 13081 25 13087 50 13093 75 1310...

Страница 54: ...Channel Frequencies Frequencies B 4 CodeRunner 4 Operator s Guide 400438 1 Rev J This page intentionally left blank ...

Страница 55: ...Figure C 1shows the chassis overview of the receiver Figure C 1 Receiver Components Top View POWER SUPPL Y VIDEO DEMODULATOR AUDIO DEMODULATOR LOW NOISE CONVERTER 2ND DOWN CONVERTER IF AMP IF FILTER POWER DISTRIBUTION BOARD LOCAL OSCILLATOR REMOTE INTERFACE BOARD BACKPLANE BOARD AC POWER RECEPTACLE CABLE TO FRONT PANEL 12 dB COUPLER IN CPL OUT ...

Страница 56: ...eo Demodulator Note All other adjustments are factory set and should not be adjusted Figure C 2 Rx Video Demodulator Adjustments VIDEO GAIN ADJUSTMENT BASEBAND GAIN ADJUSTMENT SQUELCH THRESHOLD ADJUSTMENT SQUELCH LED RED SQUELCHED J1 1 15 J1 FRONT VIEW 906556 R88 R54 R55 R88 R54 R55 J2 J2 ...

Страница 57: ... 3 Audio Subcarrier Motherboard X6 X6 X11 X11 X7 X7 X5 X5 R1 Audio 1 Output Level Adjust R2 Audio 2 Output Level Adjust R3 Audio 3 Output Level Adjust R4 Audio 4 Output Level Adjust Summary Alarm LED Audio 2 Subcarrier Phase Lock LED Audio 3 Subcarrier Phase Lock LED Audio 4 Subcarrier Phase Lock LED Audio 1 Subcarrier Phase Lock LED FRONT VIEW R1 R2 R4 R3 CHANNEL 4 CHANNEL 3 CHANNEL 2 CHANNEL 1 ...

Страница 58: ...Audio SubCarrier Motherboard Modules C 4 CodeRunner 4 Operator s Guide 400438 1 Rev J This page intentionally left blank ...

Страница 59: ...able antennas using dual analog and digital audio and video Figure D 1 Central Receive Analog Digital CodeRunner 4 CR4 Central RX RF Cable COFDM Decoder MPEG II Video Audio 70 MHz IF Central Receive System RF ANTENNA CTN ASC 140 Video 2 Audio Com J2 Standard Remote Interface Summary Alarms Serial SLAVE CONTROLLER MRC UltraScam ProScan or MicroScan Analog Audio Video Demod Optional ...

Страница 60: ...der MPEG II Video 2 Audio 70 MHz IF Central RX System RF ANTENNA CTN ASC 140 Slave Controller Video 2 Audio Media Switch Video Audio Mounted on CR4 Analog Digital Mode Selection MRC UltraScam ProScan or MicroScan Analog Audio Video Demod Optional Video 2 Audio Sum Alarm Post Veterbi Alarm Post Veterbi Meter These functions are dependent upon Master Slave capability Harness provided for TS 940 ASC ...

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