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Axcera 6476B, Operation Manual

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Axcera 6476B Operation Manual Download Page 24

Summary of Contents for 6476B

Page 1: ...Operation Manual 6476B 250 Watt Broadband Booster Axcera LLC 103 Freedom Drive P O Box 525 Lawrence PA 15055 0525 USA Phone 724 873 8100 Fax 724 873 8105 www axcera com info axcera com...

Page 2: ...anel 6470 Driver Tray Rear Panel 6470 Driver Tray Internal LED Indicators 6470 Driver Tray 6470 Driver Tray Interconnect Front Panel 5766 Amplifier Tray Rear Panel 5766 Amplifier Tray Internal LED Ind...

Page 3: ...patible 6470B boosters are compatible with any level of QAM modulation up to and including M 256 and any level of VSB modulation up to and including M 16 These units are also compatible with other dig...

Page 4: ...Input N Control D Outputs Connectors RF Output N Preamp Power F MMDS 6470 SERIES 6470B Series Broadband MMDS Booster 20 W 1000 W Specifications published here are current as of the date of publication...

Page 5: ...of output power status and operating mode via modem or LAN WAN 1 Typical specifications for eight channel loading 2 RF performance specifications guaranteed over specific temperature range Units will...

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Page 7: ...binet Refer to the Cabinet Mounting Instructions Slides Drawing which follows for detailed instructions Slide the unit into the cabinet If it does not slide in and out smoothly some adjustment is nece...

Page 8: ...wires that connect to the back of the trays is as follows FIRST NUMBER Channel designator SECOND NUMBER Connector on back of tray EXAMPLE A wire marked 2 10 would go to channel 2 in the group connecto...

Page 9: ...6470 BROADBAND BOOSTER TRAY THERMAL INTERLOCK SWITCHING SUPPLIES OPERATE 5766 AMPLIFIER ENABLE DC OK BIAS MOD OK RF O P w RF drive applied COMBINED METERING TRAY POWER IN THE EVENT ANY RED LED S ARE O...

Page 10: ...licable on this model METERING COMB FWD PWR Displays of overall forward output power typically 100 COMB REFL PWR Displays of overall reflected output power typically 10 FAULT LOW O P Indicates either...

Page 11: ...ts P S FLT I P J7 Monitoring input for driver amplifier power supply faults LOW O P FLT I P J8 Monitoring input for driver amplifier low out power faults OVRTMP I P J9 Monitoring input for driver ampl...

Page 12: ...CATORS COMBINED METERING TRAY ASSEMBLY LED INDICATES COMBINED METERING CONTROL BOARD DS1 SYSTEM IS ENABLED SCADA CONTROLLER DS1 GREEN FLASHES WHEN OPERATING POWER SUPPLY BOARD DS1 GREEN 12VDC OK POWER...

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Page 14: ...COMBINED METERING TRAY 6476B BROADBAND BOOSTER PAGE 7 NOTES...

Page 15: ...evels OPERATING STATUS THERMAL INTERLOCK Illumination indicates that an amplifier over temperature fault is not present SWITCHING SUPPLIES Illumination indicates that the switching supplies are operat...

Page 16: ...OTE CONTROL J5 J6 Provides access to remote control functions AC J1 Provides AC input to the unit RF INPUT J2 RF input to the unit PREAMP POWER J3 Provides DC voltage for use of an optional preamp RF...

Page 17: ...LLY 12V POWER SUPPLY BOARD DS6 GREEN REGULATOR U6 OPERATING NORMALLY 12V POWER SUPPLY BOARD DS7 GREEN REGULATOR U7 OPERATING NORMALLY SEVEN SECTION BIAS PROTECTION BOARD DS1 DS7 GREEN NORMAL OPERATING...

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Page 19: ...BROADBAND BOOSTER 6476B BROADBAND BOOSTER PAGE 11 NOTES...

Page 20: ...ith abbreviations engraved on the mounting plate The left to right arrangement is RF Test Point for setting Reflected power F Test Point for setting Peak Forward Power E Test Point for setting Forward...

Page 21: ...that module is enabled DC OK Indicates that the DC to DC converter is operating BIAS Indicates that 5VDC bias is present MOD OK Indicates that the amplifier module is functioning properly RF O P Indic...

Page 22: ...E 14 REAR PANEL 5766 AMPLIFIER AC J1 Supplies AC power to the unit RF INPUT J2 RF input to the amplifier RF OUTPUT J4 RF output from the amplifier REMOTE CONTROL J3 Access to remote control features C...

Page 23: ...TION BIAS PROTECTION BOARD DS6 DS13 GREEN NORMAL OPERATING AND BIASING VOLTAGES PRESENT 8 SECTION BIAS PROTECTION BD DS1 GREEN ENABLE 8 SECTION BIAS PROTECTION BD DS2 GREEN DC OK 8 SECTION BIAS PROTEC...

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Page 25: ...5766 AMPLIFIER 6476B BROADBAND BOOSTER PAGE 16 NOTES...

Page 26: ...be used if only a small amount of moisture is used The fans and heatsinks should be cleaned carefully Occasionally check that all RF connections are secure but be careful not to overtighten TROUBLESHO...

Page 27: ...de 2 Booster has overheated 3 Loss of 5VDC bias Normal condition Place unit into operate 1 Check fan operation 2 Check air conditioning system 3 Call Axcera Customer Service Module DC OK LED not lit 4...

Page 28: ...ou with an RMA Write the RMA on the packing list or in the case of repairs a note describing the reason for return Also be sure to include contact information Send ALL RMA items to the following addre...

Page 29: ...ble boxed and enclosed in foam padding Use the same packing method when returning materials In the event original packing materials are not available call Axcera at 1 724 873 8100 to request proper sh...

Page 30: ...lteration Seller s exclusive liability for any personal and or property damage including direct consequential or incidental caused by the breach of any or all warranties shall be limited to the follow...

Page 31: ...reathing 3 If he is still not breathing begin rescue breathing Keep his head tilted backward Pinch nose shut Put your mouth tightly over his mouth Blow into his mouth once every five seconds DO NOT st...

Page 32: ...cibel referenced to 1 millivolt dBw Decibel referenced to 1 watt FEC Forward Error Correction FM Frequency modulation Hz Hertz ICPM Incidental Carrier Phase Modulation I P Input IF Intermediate Freque...

Page 33: ...n fluid ounce fl oz milliliters ml 29 57353 British Thermal Unit watt W 0 2930711 per hour Btu hr horsepower hp watt W 746 NOMENCLATURE OF FREQUENCY BANDS FREQUENCY RANGE DESIGNATION 3 to 30 kHz VLF V...

Page 34: ...0 KILOWATTS 80 50 10 000 10 KILOWATTS 70 40 1 000 1 KILOWATT 60 30 100 1 HECTROWATT 50 20 50 47 17 20 43 13 10 1 DECAWATT 40 10 1 1 WATT 30 0 77 137 7 07V 0 1 1 DECIWATT 20 10 67 127 2 24V 0 01 1 CENT...

Page 35: ...REFERENCE 6476B BROADBAND BOOSTER RETURN LOSS VS VSWR 1 001 1 01 1 1 2 0 VSWR 0 10 20 30 40 50 60 70 R E T U R N L O S S dB...

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