Possible reasons: 

1. Non-alkaline batteries are being used. 

2. The lock tongue is stuck and cannot retract. 

3. There may be a programming error. 

Solution: You can pry open the door or remove the locks to access your items.

Please contact your dealer or the original manufacturer for assistance in unlocking the cabinet.

Possible Reason: This could be because the batteries are not new. 

Solution: Replace the batteries with three brand-new alkaline batteries.

Possible reasons: 

1. The card is damaged. 

2. The lock is out of power. 

3. There are battery issues (non-alkaline, reverse installation, etc.). 

4. The circuit board is damaged. 

Solution: Test with other configured cards. If they work, your card may be damaged. If not, contact your dealer or manufacturer for help.

Possible Reason: Lock need to read the management card. 

Solution: Use the inductive manager card to press the A button to switch to other modes.

Possible Reason: The lock might be in public mode. 

Solution: Use the inductive manager card to press the A button to switch to other modes.

Possible reasons: 

1. Non-alkaline batteries. 

2. Not using three brand-new alkaline batteries. 

Solution: Ensure you are using three brand-new alkaline batteries.

Possible Reason: This might indicate that the battery power is too low. 

Solution: Replace with three brand-new alkaline batteries.

This usually indicates that the battery is dead. 

Solution: Replace with three brand-new alkaline batteries.

This typically means the battery is dead. 

This may indicate that the user card has been deleted. 

Solution: Reset the lock using the administrator card.