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Harman Kardon LOVESAC STEALTHTECH Instructions Manual
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Harman Kardon LOVESAC STEALTHTECH Instructions Manual

Harman Kardon LOVESAC STEALTHTECH Instructions Manual

Firmware update
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StealthTech Firmware Update
(v1.71 | via Dual USB-A/Micro-USB Flash Drive)
Updating your Sound + Charge System with New Firmware Upgrades
Sactionals are Designed for Life and because technology evolves and changes, we want to make sure
your Sactionals with StealthTech can evolve and change, as well. Follow the instructions below to
update your System.
Who Needs to Complete this Update
1. We recommend that every StealthTech user completes this update after completing the
Bluetooth Chipset Update.
What is Needed to Compete the Update
1. You will need the Lovesac StealthTech USB-A/Micro-USB Flash Drive that came with your
system. It is double-sided for your convenience.
a. If you misplaced the Lovesac StealthTech Flash Drive, any USB-A/Micro-USB flash
drive can be used. For a replacement, Contact Lovesac Customer Support
1. Email: STSupport@lovesac.com
2. Phone: 1-888-636-1223
2. Regardless of which flash drive you use, you must completely erase the contents before
loading the new firmware update files onto it.

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Summary of Contents for Harman Kardon LOVESAC STEALTHTECH

  • Page 1 Bluetooth Chipset Update. What is Needed to Compete the Update 1. You will need the Lovesac StealthTech USB-A/Micro-USB Flash Drive that came with your system. It is double-sided for your convenience. a. If you misplaced the Lovesac StealthTech Flash Drive, any USB-A/Micro-USB flash drive can be used.
  • Page 2 5. Safely eject and remove the flash drive from the computer. 6. Confirm that the Lovesac StealthTech remote control is paired with your system, then turn off the Center Channel via the power button on the side of the unit or unplug it from the electrical outlet.
  • Page 3 Instructions 7. Take the flash drive from Step 6 and insert the Micro-USB end into the Center Channel port labeled ‘Service.’ a. The port is directional, so make sure you insert it in the correct orientation – the Lovesac logo down. 8.
  • Page 4 Instructions 10. On the Lovesac StealthTech remote, press and hold the ‘Mode’ button for 10-15 seconds. All six LEDs on the Center Channel will light up solid and the upgrade process will begin. a. If your Center Channel LEDs do not light up, ensure that your remote is paired with the Center Channel.
  • Page 5 Instructions 12. When the lights stop cycling, use the StealthTech remote to turn your Center Channel back on. 13. Verify the update was successful by looking at the Firmware Update page on the StealthTech App. You will find the version in the upper left hamburger menu under Firmware version. It should say v1.71 next to '(MCU)'.

  • Page 6: Troubleshooting

    Troubleshooting How to Run a Factory Reset on the Center Channel 1. Ensure the Center Channel is powered on. 2. On the Center Channel, hold down the (+) and (-) buttons simultaneously for 10 seconds. 3. All LEDs on the Center Channel will turn on for two seconds and then turn off again, indicating that the reset is complete.
  • Page 7 How to Re-Pair the Lovesac StealthTech Remote Control 1. Ensure the Center Channel is powered on. 2. On the Lovesac StealthTech remote control, hold down the Volume (+) and (-) buttons simultaneously for 10 seconds. 3. On the remote control, the red LED lights next to the power button will blink for two seconds and then turn off.
  • Page 8 Troubleshooting How to Re-Pair the Subwoofer 1. Ensure the Center Channel is powered on and the Subwoofer is plugged in. 2. On the Center Channel, hold the ‘INPUT’ and the (+) buttons simultaneously for 10 seconds. SECONDS 3. Right after, a water drop tone will play indicating that the pairing was successful. a.
  • Page 9 Troubleshooting Understanding the meaning of the LED lights • All six LEDs turn on for approximately one minute: USB Stick Not Detected - Ensure there is nothing in the USB port blocking the connection. - Ensure the USB Drive is firmly inserted. - Reset Center Channel (re-pair Subwoofer and remote), and attempt update again.