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Optilab EDFA-PA-LN-M User's Manual
Erbium Doped Fiber Amplifier – Pre-Amp – Low Noise Type Module
Caution: The user must read this manual before operating the EDFA-PA-LN-
M unit. Operations other than those described in this manual may
result in personal injury and damage to the unit.
Note that any attempt to open or fix the equipment without prior
approval by Optilab, LLC. voids the warranty.
Ver. 1.5
th
February 8
, 2018

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Summary of Contents for OPTILAB EDFA-PA-LN-M

  • Page 1 M unit. Operations other than those described in this manual may result in personal injury and damage to the unit. Note that any attempt to open or fix the equipment without prior approval by Optilab, LLC. voids the warranty. Ver. 1.5 February 8...
  • Page 2 Copyright © 2018 by Optilab, LLC. All rights reserved. This document is copyrighted property of Optilab, LLC. It may not be used in whole or in part for manufacture, sale, or design of items without the written permission of Optilab, LLC.
  • Page 3: Table Of Contents

    RS485 Command Set _______________________________________________________ 6 3. Troubleshooting_______________________________________________________ 8 4. Service and Support____________________________________________________ 9 Warranty _________________________________________________________________ 9 Service and Calibration _____________________________________________________ 9 Care of Fiber-optic Connectors______________________________________________ 10 Optilab, LLC 600 E. Camelback Road, Phoenix, AZ 85012 Phone: (602)-343-1496, Fax: (602) 343-1489, Email: sales@oequest.com...
  • Page 4: General Information

    -50 dBm. Pump laser protection and alarms are equipped to ensure the reliability and safety of the device. The module requires a single ±5 Volt DC power supply for operation that comes included with each EDFA-PA-LN-M as well as a standard with a three-year warranty. 1.3 Features •...
  • Page 5: Operation

    EDFA-PA-M User’s Manual Page 2 of 10 2. Operation 2.1 Introduction This chapter describes how to operate the EDFA-PA-LN-M unit, and discusses the location and function of the controls and connectors. 2.2 Initial Inspection Your EDFA-PA-LN-M was carefully inspected before it left the manufacturer.
  • Page 6: Controls

    *Note – Optic LED not present on all units An external optical isolator at specified wavelength should be used to protect the EDFA-PA-LN-M from optical feedback and to improve stability Optilab, LLC 600 E. Camelback Road, Phoenix, AZ 85012...
  • Page 7: Db15 Pin-Out Diagram

    Page 4 of 10 2.4 DB15 Pin-Out Diagram Listed below is the pin-out diagram for the DB15 pin port on the external of the EDFA-PA-LN-M module: Pins 1, 2, 9, 10 – +5 VDC. It is important to have all pins connected for proper operation.
  • Page 8 9. Through the software set up (explained in section 2.6 and 2.7), send the command to the device “SET0C:###” to control the current of the internal laser diode for amplification. 10. The EDFA-PA-LN-M is now enabled, with both status LEDs enabling to blue. Patchcord Swapping Procedure 1.
  • Page 9: Pc Connection Mode

    EDFA-PA-M User’s Manual Page 6 of 10 2.6 PC Connection Mode For the standard EDFA-PA-LN-M, connecting the module to an external PC will allow for parameter monitoring and pump current adjustments. Using the RS485 port on the cable assembly, connect the EDFA...
  • Page 10 For two-digit value, a “0”should be used at the start bit. The screenshot below shows a typical RS485 response for the ‘READ’ command: Optilab, LLC 600 E. Camelback Road, Phoenix, AZ 85012 Phone: (602)-343-1496, Fax: (602) 343-1489, Email: sales@oequest.com...
  • Page 11: Troubleshooting

    S: Measure optical output power with power meter and compare with readout on PC connection ‘READ’ command. Return to Optilab for repair if the difference is high (>4 dB) and cannot be corrected by cleaning or replacing the optical connectors. Always apply dust cover plugs to unused optical ports to prevent the damage of optical connectors.
  • Page 12: Service And Support

    Optilab, LLC 4.2 Service and Calibration Your EDFA-PA-LN-M unit has been designed to provide years of trouble-free operation. No internal maintenance is required provided that the equipment is properly handled, operated and kept away from contamination.
  • Page 13: Care Of Fiber-Optic Connectors

    5. Visually inspect the end face of the connector with an optical microscope to verify cleanliness. Clean end-face as needed. Optilab, LLC 600 E. Camelback Road, Phoenix, AZ 85012 Phone: (602)-343-1496, Fax: (602) 343-1489, Email: sales@oequest.com...

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