ATX QFOT1L Installation & Operation Manual Download Page 9 | Manualshive

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ATX QFOT1L Installation & Operation Manual Download Page 9

Q-Series

®

Optical – QFOT1L Series Optical Transmitter – Installation & Operation Manual

3-1

CHAPTER 2: OVERVIEW

FEATURES

3. Features

•

High performance DFB laser with narrow spectrum and good linearity.

•

Excellent pre-distortion technology leading to improved CTB, CSO and C/N.

•

RF gain manual control

•

GaAs Technology

CHAPTER 3: FEATURES

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Summary of Contents for QFOT1L

Page 1: ...QFOT1L 1310nm DFB Fiber Optic Transmitter Installation Operation Manual Q SERIES Optical ...

Page 2: ...lOn Series MAXNET HFC Enhance PCI Filters Q Series FiberLinx are registered trademarks of ATX in the United States and or other countries SMACSM is a service mark of ATX in the United States and or other countries Products or features contained herein may be covered by one or more U S or foreign patents Other non ATX product and company names in this manual are the property of their respective com...

Page 3: ...GUIDE 6 1 6 1 Front Panel Guide 6 1 6 2 Rear Panel Guide 6 1 7 INSTALLATION ADJUSTMENT 7 1 7 1 Opening the Cover 7 1 7 2 Supplies Tools 7 1 7 3 Installation 7 1 8 CLEANING MAINTENANCE 8 1 9 AFTER SALE CUSTOMER SERVICE 9 1 10 TROUBLESHOOTING 10 1 11 SERVICE SUPPORT 11 1 11 1 Contact ATX Networks 11 1 11 2 Warranty Information 11 1 Q Series Optical QFOT1L Series Optical Transmitter Installation Oper...

Page 4: ...ii Q Series Optical QFOT1L Series Optical Transmitter Installation Operation Manual This page left intentionally blank ...

Page 5: ... the fiber output ports which may cause permanent injury to skin or eyes Ground first before turning on the power Grounding resistance should be less than 4 Ohm so as to prevent laser and user from static damaging UPS power supply and air conditioned environment are highly recommended for the stable and long time transmitter operation INVISIBLE LASER RADIATION INVISIBLE LASER RADIATION IS EMITTED ...

Page 6: ...1 2 Q Series Optical QFOT1L Series Optical Transmitter Installation Operation Manual CHAPTER 1 PREFACE This page left intentionally blank ...

Page 7: ...w QFOT1L is 1310nm DFB laser transmitter delivering TV signal digital TV signal telephone voice signals and data signals over long distance fiber cable for CATV networks The product utilizes a high performance cooled DFB laser RF gain manual control along with RF pre distortion circuit CHAPTER 2 OVERVIEW ...

Page 8: ...2 2 Q Series Optical QFOT1L Series Optical Transmitter Installation Operation Manual CHAPTER 2 OVERVIEW This page left intentionally blank ...

Page 9: ... Installation Operation Manual 3 1 FEATURES 3 Features High performance DFB laser with narrow spectrum and good linearity Excellent pre distortion technology leading to improved CTB CSO and C N RF gain manual control GaAs Technology CHAPTER 3 FEATURES ...

Page 10: ...3 2 Q Series Optical QFOT1L Series Optical Transmitter Installation Operation Manual CHAPTER 3 FEATURES This page left intentionally blank ...

Page 11: ...m CHAPTER 4 FUNCTIONAL DIAGRAM OPTICAL OUTPUT RF INPUT PRE DISTORTION CIRCUIT COOLED DFB LASER 20 dB TEST RF TEST POINT OPTICAL POWER TEST POINT AUTO TEMP CONTROL ATC AUTOMATIC CONTROL CIRCUIT AUTO POWER CONTROL APC AUTOMATIC CONTROL CIRCUIT FRONT PANEL MGC 5 DIGIT DIP SWITCH DIGITAL ATTENUATOR PRE AMPLIFIER POWER AMPLIFIER ...

Page 12: ...4 2 Q Series Optical QFOT1L Series Optical Transmitter Installation Operation Manual CHAPTER 4 FUNCTIONAL DIAGRAM This page left intentionally blank ...

Page 13: ...ECIFICATIONS 5 Specifications 5 1 Link Test Condition Test Condition Test link consists of the QFOT1L transmitter 10 Km standard fiber attenuator and standard optical receiver Input RF channels are 59 PAL D channels equivalent to 77 NTSC channels The optical receiver input power is 1 dBm 5 2 Specifications Table ...

Page 14: ... 51 8 51 0 50 1 49 2 48 2 QFOT1L 06 53 0 52 0 51 0 50 1 49 1 48 1 QFOT1L 08 52 8 51 9 51 0 50 1 49 1 48 2 QFOT1L 10 52 9 51 9 51 0 50 1 49 1 48 2 QFOT1L 12 52 7 51 8 50 8 49 9 49 0 48 0 QFOT1L 14 52 4 51 5 50 5 49 5 48 6 47 8 QFOT1L 16 52 0 51 0 50 1 49 1 48 1 QFOT1L 18 52 5 51 6 50 6 49 7 48 7 47 9 QFOT1L 20 51 9 51 0 50 0 49 0 48 0 QFOT1L 22 52 2 51 4 50 4 49 4 48 6 47 8 OPTICAL LINK PATH C N SP...

Page 15: ...n the actual RF drive level to the laser 6 2 Rear Panel Guide 7 Case Grounding Nut Provided for optionally connecting the transmitter to ground 8 RF Input Port Standard 75 Ohm American style F port used for connecting RF signal and the equipment Level in this input port must be at the range of 15 to 25 dBmV Too high level may damage laser 9 Optical Signal Output Optical signal output port SC APC o...

Page 16: ...6 2 Q Series Optical QFOT1L Series Optical Transmitter Installation Operation Manual CHAPTER 6 FUNCTION GUIDE This page left intentionally blank ...

Page 17: ... transmitter s optical signal output Measure the output optical power and confirm that the output optical power is the close to the value tested from Optical Power Test Port in the front panel When measuring the optical power make sure that optical power meter is set at 1310nm wavelength and that fiber test jumper is clean d Measure the input RF signal level with a Cable TV meter or a spectrum ana...

Page 18: ...his transmitter When changing the MGC value it is suggested to observe the RF performance at the front panel 20 dB test port or the RF port of an optical receiver linked with this transmitter The recommended MGC value of the transmitter is attached on the side of the transmitter along with the transmitter serial number e Re measure optical output power make sure that optical output power being nor...

Page 19: ... to clean the connector carefully Once finished still wait 1 to 2 minutes until active connector surface is dry in the air d When the cleaned optical active connector is reconnected to the adapter please do not over tighten or force the connector to avoid damage to the ceramic ferrule e The fiber connector should be cleaned on both ends If optical power is still low after clean cleaning the other ...

Page 20: ...8 2 Q Series Optical QFOT1L Series Optical Transmitter Installation Operation Manual CHAPTER 8 CLEANING MAINTENANCE This page left intentionally blank ...

Page 21: ...CUSTOMER SERVICE 9 After sale Customer Service a If the equipment has failed please contact ATX immediately b Do try to attempt to repair the problem without the help from a ATX technician c NOTE There are adhesive tape seals on both sides of the case Any unauthorized removal of this tape seal by the user will void the 1 year warranty ...

Page 22: ...9 2 Q Series Optical QFOT1L Series Optical Transmitter Installation Operation Manual CHAPTER 9 AFTER SALE CUSTOMER SERVICE This page left intentionally blank ...

Page 23: ...ical power causing poor C N 2 RF input level too low for sufficient laser modulation 3 System link path C N too low 4 Back reflection from bad or dirty optical connectors 1 Clean fiber active connector or adapter Chapter 8 Cleaning Maintenance 2 Check RF input levels to transmitter 15 25dBmV 3 Check link loss 4 Use only angled SC APC optical connectors or fusion splice where necessary After connec...

Page 24: ...10 2 Q Series Optical QFOT1L Series Optical Transmitter Installation Operation Manual CHAPTER 10 TROUBLESHOOTING This page left intentionally blank ...

Page 25: ... factory RF Products MAXNET SignalOn HFC Enhance PCI Filters Q Series SCN SMAC FiberLinx TECHNICAL SUPPORT Tel 905 428 6068 press 3 then press 2 Toll Free 800 565 7488 press 3 then press 2 USA Canada only Email rfsupport atxnetworks com CUSTOMER SERVICE ATX Networks 1 501 Clements Road West Ajax ON L1S 7H4 Canada Tel 905 428 6068 press 1 Toll Free 800 565 7488 press 1 USA Canada only Fax 905 427 1...

Page 26: ...n Canada Rev 11 17 ANW0944 1 501 Clements Road West Ajax ON L1S 7H4 Canada Tel 1 905 428 6068 Toll Free 1 800 565 7488 Fax 1 905 427 1964 Toll Free Fax 1 866 427 1964 www atxnetworks com support atxnetworks com ...

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