DFB-CWDM-M Module
User’s Manual
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2/25/2022
Optilab, LLC
600 E. Camelback Road, Phoenix, AZ 85012
Phone: (602) 343-1496, Fax: (602) 343-1489, Email: [email protected]
2.4 Operation Instructions
Start-up Procedure
1. After plugging in the appropriate power plug into the AC Power Socket, flip
the Main AC Power Switch to the On position to enable electrical power to the
unit. The Power LED will enable.
2. Connect the optical output port using the indicated connector patchcords to
the appropriate signal destination to utilize the laser output signal.
NOTE: Make sure you use the 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 capable connecting the
module to an external PC to allow for parameter monitoring and laser diode
current adjustments. If you have a DFB-CWDM-M unit with additional software
control, please refer to the following below for the software connection option.
Using a USB cable, connect the DFB-CWDM-M to a PC using the following
connection diagram and serial port settings:
