Brand: Lenovo
Category: Other
Document Type: Manual
Language: EN
Manual for LP75
Uploaded: April 20, 2026, 8:08 p.m.
Warranty Information
Product is guaranteed for twelve (12) months from the date of purchase.
Turn On: Open case (auto on) or long press MF button for 3s.
Turn Off: Place earphones in case and close, or long press MF button for 5s when not connected.
Pairing: Open case, enable Bluetooth on device, select "联想thinkplus-LP75".
Music Control: Short press right MF for volume up, left MF for volume down. Double press for play/pause. Triple press left for previous track, right for next track.
Hands-Free: Double press MF to answer/end call. Press and hold for 2s to reject call.
Voice Assistant: Touch and hold MF for 2s.
Reset: Turn on earphone, disconnect Bluetooth, press MF 5 times.
Troubleshooting and error codes
| Issue | Solution |
|---|---|
| Earphones not turning on | Ensure earphones are charged and properly placed in the charging case. Try turning on manually by long-pressing the MF button. |
| Cannot pair with Bluetooth device | Ensure Bluetooth is enabled on your device. Reset the earphones and try pairing again. Check if the earphones are already connected to another device. |
| No sound or low volume | Check the volume on both your device and the earphones. Ensure the earphones are correctly paired and connected. Clean the earphone mesh. |
| Poor sound quality | Try resetting the earphones and re-pairing with your device. Ensure the eartips are properly fitted. |
| Intermittent connectivity | Move closer to the Bluetooth device. Avoid sources of interference (e.g., microwaves, Wi-Fi routers). Reset the earphones. |
| Voice assistant not activating | Ensure your device supports voice assistant and that it's properly configured. Try pressing and holding the MF button for the correct duration. |