Troubleshooting Wireless Products

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Play-Fi Speakers: How do I check the firmware version(s) of my wireless audio device?

Created: Dec 07 2015 | Updated: Jul 17 2018

Click here to learn how to update your firmware.

There are two unique pieces of firmware installed on your wireless audio device.

• Play-Fi firmware: This firmware controls the Play-fi portion of the electronics for the following products:
  • Bravado
  • Cadence
  • Crescendo X
  • Forte
  • Motion Vision X
  • Unison
• MartinLogan firmware: This firmware controls all other functions of the following products:
  • Bravado
  • Cadence
  • Crescendo
  • Crescendo X
  • Forte
  • Motion Vision X
  • Unison
  • Verse

Play-Fi firmware version (Bravado, Cadence, Crescendo X, Forte, Motion Vision X, and Unison)

• Make sure your wireless audio device is powered on and connected to your network.
• Open the Play-Fi app (PC/Android/iOS) and access the setting menu (gear icon). Look for an option called “About”. Depending on the version of the Play-Fi app, you may need to access a submenu which may be labeled something like “More Settings...”.
• All connected Play-Fi devices will show the Play-Fi firmware number labeled “CAP: “

MartinLogan firmware version (Bravado, Cadence, Crescendo X, Forte, Motion Vision X, Unison, and Verse)

• Make sure your wireless audio device is powered on and connected to your network.
• Open the Play-Fi app (PC/Android/iOS) and access the setting menu (gear icon). Look for an option called “About”. Depending on the version of the Play-Fi app, you may need to access a submenu which may be labeled something like “More Settings...”.
• All connected Play-Fi devices will show the MartinLogan firmware number labeled “MCU: “

MartinLogan firmware version - alternate method (Motion Vision X)

• Using your soundbar's remote, access the menu and go to "SERVCE> FRMWRE >" [Service > Firmware >].

MartinLogan firmware version - alternate method (Cadence and Verse)

• Using your soundbar's remote, access the menu and go to "Service> Firmware >MCU"

MartinLogan firmware version (Crescendo)

• Turning off your computer's Wi-Fi.
• Attach Crescendo directly to the computer using an Ethernet cable.
• Turn Crescendo off and on using the Power button on the back of the speaker.
• It may take additional time for your computer to establish an Ethernet connection with Crescendo. Once established, the Setup and Status LED on back of Crescendo will turn solid green.
• Open a browser and enter "169.254.1.1" as the URL. 
• Click the “Firmware Update” button.
• The MartinLogan firmware version will be labeled: “Current Firmware Version”. The number in the middle is the current version. For example, s9329.21.100 = Firmware revision 21.