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DFB-CWDM-M Module 

User’s Manual 

Page 3 of 7 

- 3 - 

Page 3 

2/25/2022 

 

Optilab, LLC

 

600 E. Camelback Road, Phoenix, AZ  85012 
Phone:  (602) 343-1496, Fax:  (602) 343-1489, Email:  [email protected]

 

2.3  Panel Diagrams and Controls 

 

 
 

 

 

 

 

 

F

EATURE

 

F

UNCTION

 

 

AC

 

P

OWER 

S

OCKET 

AND 

S

WITCH

 

The AC power socket is the input for the AC power source.  
A three-pin standard power cord should be used to connect 
this equipment to any 110 or 220 V main supply.  This 
corresponding switch supplies power to the main unit, to 
enable and disable the laser respectively. 

 

P

OWER 

LED

 

I

NDICATOR

 

This LED indicator is to ensure the proper 110/220 VAC 
supply voltage is active to the unit, and the internal DFB is 
operational. 

 

RF

 

I

NPUT 

P

ORT

 

This 50Ω SMA port is used to supply an appropriate RF 
signal for direct modulation of the DFB, up to 1 GHz 
bandwidth.  Contact Optilab for details. 

 

O

PTICAL 

O

UTPUT 

P

ORT

 

The optical output receptacle for the module unit. This 
particular receptacle is LC/UPC type. 

 

P

OWER 

A

DJUST 

K

NOB

 

Turning this knob will increase (Clockwise) or decrease 
(Counter Clockwise) the output power of the internal DFB 
laser. 

 

USB

 

2.0

 

P

ORT

 

Connecting this port to a PC device will allow for remote 
monitoring of the device for power on status. 

 

 

DFB-CWDM-M Module Panels 

Summary of Contents for DFB-CWDM-M

Page 1: ...fore operating the DFB module 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 1 October 30th 2019 ...

Page 2: ... Summary 1 0 11 10 15 Manual introduced 1 1 10 30 19 Logo and format updated Copyright 2019 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 Information herein is preliminary and subject to change without any notices ...

Page 3: ...ATION 1 1 1 INTRODUCTION 1 1 2 PRODUCT OVERVIEW 1 1 3 FEATURES 1 1 4 USER SAFETY 2 2 OPERATION 2 2 1 INTRODUCTION 2 2 2 INITIAL INSPECTION 2 2 3 PANEL DIAGRAMS AND CONTROLS 3 2 4 OPERATION INSTRUCTIONS 4 2 5 PC CONNECTION MODE OPTIONAL 4 2 6 RS232 COMMAND SET 5 3 TROUBLESHOOTING 5 4 SERVICE AND SUPPORT 6 4 1 WARRANTY 6 4 2 SERVICE AND CALIBRATION 6 4 3 CARE OF FIBER OPTIC CONNECTORS 7 ...

Page 4: ...y are designed for general laboratory applications DFB CWDM M is a reliable and cost effective DFB laser source for providing a variety of CWDM wavelength DFB diodes from 1270nm up to 1610nm wavelengths With its simple and intuitive panel interface the user can control the DFB light source output power level by adjusting the laser drive current as well as provide up to 1 GHz direct modulation RF s...

Page 5: ...t or vaporizing chemical to clean the equipment panel or case It may result in damage to the surface and internal circuits 2 Operation 2 1 Introduction This chapter describes how to operate the DFB CWDM M module unit and discusses the location and function of the controls and connectors 2 2 Initial Inspection Your DFB CWDM M module unit was carefully inspected before it left the manufacturer It sh...

Page 6: ...ER LED INDICATOR This LED indicator is to ensure the proper 110 220 VAC supply voltage is active to the unit and the internal DFB is operational RF INPUT PORT This 50Ω SMA port is used to supply an appropriate RF signal for direct modulation of the DFB up to 1 GHz bandwidth Contact Optilab for details OPTICAL OUTPUT PORT The optical output receptacle for the module unit This particular receptacle ...

Page 7: ...e correct type of patchcord to minimize losses when connecting the optical output to its destination 3 Optionally an SMA type RF cable can be connected for direct modulation of the internal DFB diode up to 1 GHz bandwidth 4 To adjust the output power use the Power Adjust knob to increase CW or decrease CCW this level 2 5 PC Connection Mode OPTIONAL As an optional feature the DFB CWDM M unit is cap...

Page 8: ...brid patchcords C Optical output connector damaged S Measure optical output power with power meter and compare with readout on Main Display 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 receptacles to prevent the damage of internal optical connectors OPTICAL OUTPUT ...

Page 9: ...dental or consequential loss Note that the warranty will be void upon any attempt to open or to fix the equipment by the user without prior approval of Optilab LLC 4 2 Service and Calibration Your DFB CWDM M module 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 contami...

Page 10: ...y wipe next to it 4 Wipe the optical connector end face down on the moist wipe 3 times and then repeat on the dry wipe 5 Visually inspect the end face of the optical connector with an optical microscope to verify cleanliness Repeat steps 2 to 5 as needed Cleaning Optical Connector Sides Receptacles Adaptors with Swab and Alcohol Dust or particles can adhere to the insides of receptacles and adapto...

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