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B1L and T1L Troubleshooting Guide

This article provides troubleshooting steps if you encounter issues with either the B1L or T1L Lock. Review the list of symptoms for guidance.

Symptom
Suggested Action

Lock does not respond – door is open and accessible.

Press each touchscreen key for response when pressed.

Check batteries are installed and oriented correctly (polarity) in the battery case.

Check batteries are in good condition; replace batteries* if discharged.

Check to see if cable is fully connected and not pinched.

Lock does not respond – door is locked and inaccessible.

Batteries may be completely discharged.

Apply 9V battery to terminals below the touchscreen for backup power option.

Unit chimes to indicate code acceptance, but the door will not open.

Check to see if there is another locking device on the door.

Check the door gaps for any foreign objects between door and frame.

Check that the cable is firmly connected to the PC board.

Unit operates to allow access, but will not automatically re-lock.

Check to see if Auto Re-lock Mode is enabled.

If low battery indicator is lit (see below), change batteries *.

PIN codes will not register.

PIN codes must consist of 4 to 8 digits to register.

The same PIN code cannot be used for multiple users.

Registration/management of codes is set by the PIN authority of the Master Code, which is set first.

Contact the Master user.

User codes must be entered within 5 seconds (while touchscreen is active) or the process will have to be restarted.

Check or gear keys cannot be used as part of the code.

Upon entering a code PIN and pressing key, the unit displays " invalid code" error or lock times out without responding.

Lockout Mode is enabled

Only the Master can enable/disable Lockout Mode.

Contact the Master user.

Upon entering a code PIN and pressing the key, the red padlock icon appears and there are different tones.

Check to see if the lock is set to Lockout Mode.

Setting/managing Lockout Mode is done through

Master Code only. Contact the Master user

The unit operates, but it makes no sound.

Enable Audio Mode.

The unit displays intermittent RED flashes.

This is the Low Battery indicator alerting that it is time to replace the batteries. Replace all four (4) batteries* with new AA Alkaline batteries.

Upon entering a PIN code and pressing the key, the unit responds with a series of beeps and the touchscreen flashes three times.

The digits entered were incorrect or incomplete. Re-enter the correct code followed by the check mark (*) key.


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