Lagard 700 Series
Perform this with the door open.
Using the Keypad, Press #52 + 01 and Current Combination + 01 and new Combination + 01 and new Combination again + Return Key
Test multiple times before Locking the Safe.
Depress button the bottom right of keypad and slide out battery compartment.
Replace 9 Volt Batteries and slide Battery Compartment back into Keypad. Test before Locking the Door.