E-Plex 5000 Series Lock - Hard Reset with an Unknown Master Code

Schlage CO-100 - Factory Default Reset (FDR)

Schlage CO-200 - Factory Default Reset

E-Plex 5000 Series Lock - Change the Master User Access Code

Schlage CO100 - Factory Default Reset

Schlage CO200 - Factory Default Reset

Simplex 5000 Lock - How to Reset an Unknown Combination

E Plex 2000/3000 /5000 - How to Add or Modify a User's Access Code

Rekeying a Schlage Secure Key Cylinder