> For the complete documentation index, see [llms.txt](https://docs.linkalock.com/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.linkalock.com/docs/leo-2-leo-2-pro/guides/lock-troubleshooting.md).

# Lock Troubleshooting

Issues encountered include: 

<table><thead><tr><th width="173">Issue</th><th width="218">Diagnosis</th><th width="348">Resolution</th></tr></thead><tbody><tr><td> Lock unresponsive </td><td>LED not turning on, and Cap Sense not responding </td><td><ol><li>Battery may be drained. Charge the lock </li></ol></td></tr><tr><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td></tr></tbody></table>

Issue

Unable to Lock Bicycle

No LED activity\
LED color incorrect\
Not charging (magnetic port) Not charging (HV cable)\
No audio tones\
No siren\
Lock not responsive

Can’t connect via App/Bluetooth

Lock jambing tone while moving

Auto-lock not working No GPS data

No cellular connection

Security chain Unexpected beeping

Lock shackle pin jambed

Battery low\
Fatal error\
Bad connection or faulty equipment Bad connection or faulty equipment Check device settings\
Check device settings

Charge battery | Reset Lock – Press and hold multifunction button for 10 seconds

Charge battery | Reset Lock – Press and hold multifunction button for 10 seconds Return Lock for replacement or repair | Request RMA from LINKA support\
Re-seat cables | Try alternative power source. | Request RMA from LINKA support Re-seat cables | Try alternative power source. | Request RMA from LINKA support Contact Fleet Administrator. | Request RMA from LINKA support

Contact Fleet Administrator. | Request RMA from LINKA support

Charge battery | Press and hold multifunction button for 10 seconds to reset device | Request RMA from support

Possible Cause

Battery low\
not Contact LINKA support | Request RMA.

Charge Lock | Press and hold multifunction button for 10 seconds to reset device

Firmware out of date

Update firmware | Lock and then unlock the device

Check settings | Move device to a more open location (allow 10 minutes for GNSS fix) | Charge battery | update firmware | Request RMA from LINKA support

Charge battery | Check signal | Charge location | Update firmware | Check settings with Fleet Admin | Deactivate Airplane Mode | Contact LINKA Support regarding LINKA Sim Card

| Signal blocked, low battery, out of date firmware, airplane mode is active. Note: GPS does not work well inside buildings.                                    |
| ------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| Low battery \| Poor cellular signal \| Firmware issue \| Incorrect Settings \| Airplane mode is active \| Issue with regional differences in cellular service |
| Wet Lock terminal \| Damaged connector \| Out of date firmware                                                                                                |
| System jambed \| Out of date firmware                                                                                                                         |
| Jambed multifunction button \| Low charge \| Out of date firmware                                                                                             |
| Obstruction detected \| Debris in lock mechanism                                                                                                              |

chain Dry connectors and terminals | Update Firmware\
Unable to release TetherSense® Twist connector to release a tight fit | Update firmware | Request RMA from LINKA support

TetherSense® Security not locking

Clean Multi-function button | Charge device | Update Firmware\
Check shackle is unobstructed | Add small amount of lubricant to Shackle pin (not WD40)


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