Connection & Pairing Issues - Troubleshooting

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Troubleshooting guide for REACTOR Control connection and pairing issues.

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Wireless Pairing Issues

REACTOR Control won't pair wirelessly

Wireless pairing must be initiated manually every time both devices are powered on — they do not auto-reconnect.

To pair:

  1. Power on both REACTOR Control and the REACTOR amp
  2. Press and hold the Pair button on the back of the REACTOR amp
  3. Both the Bluetooth and Wireless LEDs on the amp should start flashing — pairing begins
  4. Once paired, the LEDs on REACTOR Control turn solid — you can now use the footswitches

If pairing still fails:

  • Confirm Bluetooth is enabled on your REACTOR (Settings → Bluetooth → On)
  • Make sure REACTOR Control is within range (up to 17m / 55ft line-of-sight)
  • Reduce wireless interference (move away from Wi-Fi routers and other Bluetooth devices)
  • Charge REACTOR Control if the battery is low
  • If nothing works, use the included 1/4" TRS wired connection as an alternative
REACTOR amp won't enter wireless pairing mode (Bluetooth + Wireless LEDs don't flash)

When a cable is connected to the REACTOR CONTROL port on the back of the amp, the amp auto-selects wired mode and blocks wireless pairing. Long-pressing the Pair button will have no effect until the cable is removed.

Fix:

  1. Unplug any cable from the REACTOR CONTROL port on the back of the REACTOR amp.
  2. Long-press the Pair button on the back of the amp again.
  3. Both the Bluetooth and Wireless LEDs should now start flashing — wireless pairing has begun.
REACTOR Control fails to pair after factory reset

After factory reset:

  1. Power off both REACTOR amp and REACTOR Control
  2. Power on REACTOR amp first, wait for it to fully boot
  3. Power on REACTOR Control
  4. Press and hold the Pair button on the back of the REACTOR amp — both the Bluetooth and Wireless LEDs should start flashing
  5. Wait for the LEDs on REACTOR Control to turn solid, indicating successful pairing

If pairing still fails:

  • Charge REACTOR Control fully before retrying
  • Update firmware on both REACTOR and REACTOR Control
  • Try wired connection as an alternative

Wired Connection Issues

Wired connection not working

Check these:

  1. Use the included 1/4" TRS cable (3 meters)
  2. Connect to the REACTOR CONTROL jack on the REACTOR amp rear panel
  3. Make sure the cable is fully inserted at both ends
  4. Try a different TRS cable if available

Note: When connected via cable, REACTOR Control will prioritize the wired connection for the lowest latency.

Connection Stability

REACTOR Control keeps disconnecting

For wireless connection:

  • Charge REACTOR Control fully (check LED indicator)
  • Move closer to REACTOR amp — stay within 17m / 55ft
  • Reduce wireless interference (move away from WiFi routers, other Bluetooth devices)

For wired connection:

  • Check cable connections at both ends
  • Try a different TRS cable
  • Inspect cable for damage

If disconnections persist:

REACTOR Control Not Responding

REACTOR Control is unresponsive

Quick checks:

  1. Check battery level — charge if low (LED shows red when low)
  2. Try pressing and holding the power button for 3 seconds
  3. Connect via USB-C to charge (you can use it while charging)

If still unresponsive:

  1. Perform a Factory Reset
  2. If factory reset doesn't work, contact support
Footswitches not triggering

Check these:

  • Confirm REACTOR Control is connected (check connection LED)
  • Make sure you're in the correct mode (Preset Mode or Effect Mode)
  • Check if the function is assigned in the REACTOR App

Try:

  1. Power cycle REACTOR Control
  2. Re-pair with REACTOR amp

Still Need Help?

If you've tried the steps above and still have issues, contact Positive Grid support with:

  • Description of the issue and steps you've tried

See also: Quickstart Guide · Factory Reset

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