Q-SERIES ® QFOT1310 Series Broadcast Transmitter User Manual Although every effort has been taken to ensure the accuracy of this document it may be necessary, without notice, to make amendments or correct omissions. Specifications subject to change without notice.
Q-Series® is a registered trademark 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 companies.
TABLE OF CONTENTS 1. Page PREFACE................................................................................................................................................... 1-1 2. OVERVIEW................................................................................................................................................. 2-1 3. FEATURES.................................................................................................................................................
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CHAPTER 1: PREFACE PREFACE 1. Preface This manual is designed for QFOT1310 series 1310nm broadcast transmitter along with a detailed description of product features, specifications, installation, adjustments and troubleshooting. To install this transmitter successfully and use it safely, users must read the manual carefully before installation, and perform their installation and adjustments according to this manual. Otherwise, some practices may lead to property damage or personal injury.
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CHAPTER 2: OVERVIEW OVERVIEW 2. Overview QFOT1310 is a 1310nm DFB laser transmitter delivering TV signals, digital TV signals, telephone voice signals and data signals over long distance fiber cable for CATV networks. The product utilizes a high performance cooled DFB laser as the light source, RF power digital automatic process technique, along with RF pre-distortion circuit. At the same time, a built-in microprocessor monitoring system automatically ensures the excellent performance of this transmitter.
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CHAPTER 3: FEATURES FEATURES 3. Features • High performance DFB laser with narrow spectrum and good linearity. • RF power digital automatic processing technology. • Excellent pre-distortion technology leading to the improved CTB, CSO and C/N. • Built-in microprocessor controlling laser and RF performance. • Front panel VFD screen displaying the transmitter status.
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CHAPTER 4: FUNCTIONAL DIAGRAM FUNCTIONAL DIAGRAM 4.
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CHAPTER 5: SPECIFICATIONS SPECIFICATIONS 5. Specifications 5.1. Link Test Condition Test Condition: Test link consists of the QFOT1310 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.
CHAPTER 5: SPECIFICATIONS 5.3. Optical Link C/N Table OPTICAL LINK PATH C/N SPECIFICATIONS OPTICAL LOSS (dB) QFOT1310-04 QFOT1310-06 QFOT1310-08 QFOT1310-10 QFOT1310-12 QFOT1310-14 QFOT1310-16 QFOT1310-18 QFOT1310-20 QFOT1310-22 4 53.8 5 52.8 6 51.8 7 51.0 53.0 Q-Series® – QFOT1310 Series Broadcast Transmitter User Manual 8 50.1 52.0 52.8 9 49.2 51.0 51.9 52.9 10 48.2 50.1 51.0 51.9 52.7 11 12 49.1 50.1 51.0 51.8 52.4 48.1 49.1 50.1 50.8 51.5 52.0 52.5 13 14 15 16 17 18 48.2 49.1 49.
CHAPTER 6: FUNCTION GUIDE FUNCTION GUIDE 6. Function Guide 6.1. Front Panel Guide 1 2 3 4 5 6 7 Front View 1 2 3 4 5 6 7 6.2. ATX Trademark LED Status Indicator: Green light: normal; Red light: warning. Check VFD message to troubleshoot problem. VFD Monitor: Displays each status parameter, product model, serial number and other information about this transmitter. UP Button: Scroll the VFD display UP, or increase setting value.
CHAPTER 6: FUNCTION GUIDE 12 RS-485 Standard Network Management Port (optional): Use for connecting equipment with RS-485 port on network management server. 13 LAN Network Management Port: Use for connecting transmitter with Ethernet-based network management server. (Contact factory for this option) 14 Power In: AC power connection. 15 Fuse: AC fuse 16 AC Power Switch: Turn ON or turn OFF the power. 17 Case Grounding Nut: Provided for optionally connecting the transmitter to ground. 6.3.
CHAPTER 7: INSTALLATION & ADJUSTMENT INSTALLATION & ADJUSTMENT 7. Installation & Adjustment 7.1. Opening the Cover 7.1.1. Inspect the package. If the packaging has been damaged, or shows signs of water damage, please contact the freight company or contact ATX. 7.1.2. After unpacking, check the equipment and accessories according to packing list. If there is any question, please contact ATX. 7.1.3. If you think equipment has been damaged, please don’t turn on the power and avoid worse damage.
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CHAPTER 8: CLEANING & MAINTENANCE CLEANING & MAINTENANCE 8. Cleaning & Maintenance Each fiber connector can become contaminated by dust or dirt in the operation process, which can result in increased optical link loss, or a degraded carrier-to-noise ratio. If you find that the optical receiver power or RF output level of the optical receiver has declined, you should clean and maintain the fiber active connector.
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CHAPTER 9: AFTER-SALE CUSTOMER SERVICE AFTER-SALE CUSTOMER SERVICE 9. After-sale Customer Service a) Our promises: One year free trouble fixing service and life-long customer service (1 year free guarantee time starts from the date indicated in products S/N attached on side of products). b) If the equipment fails, please contact ATX immediately. c) Don’t try to repair the problem without help from an ATX technician. d) NOTE: There are adhesive tape seals on both sides of the case.
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CHAPTER 10: TROUBLESHOOTING TROUBLESHOOTING 10. Troubleshooting SYMPTOM FAULT ACTION No VFD or LED display after turning on the power. No input power or a problem with the internal switching power supply. Check input AC voltage to the power supply (AC90V~250V), if the voltage is normal, usually the cause is the internal switching power supply, contact ATX. After turning on power, VFD monitor and LED normal, but optical output power low. 1. Check jumper quality. 2.
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CHAPTER 11: SERVICE & SUPPORT SERVICE & SUPPORT 11. Service & Support 11.1. Contact ATX Networks Please contact ATX Technical Support for assistance with any ATX products. Please contact ATX Customer Service to obtain a valid RMA number for any ATX products that require service and are in or out-of-warranty before returning a failed module to the factory.
Tel +1 (905) 428-6068 Printed in Canada 1-501 Clements Road West, Ajax, ON L1S 7H4 Canada Toll Free +1 (800) 565-7488 Fax +1 (905) 427-1964 Toll Free Fax +1 (866) 427-1964 www.atxnetworks.com support@atxnetworks.com Rev.
