Hi, thanks for using JustAnswer.com. Your battery that powers the keypad is likely dead. When was the last time it was replaced and how old is the safe?
Opening your safe for the first time (keep
door open during setup):
1. Remove and discard the screw (if
equipped) at the base of the lock case.
2. Turn the electronic lock case to the
right (clockwise), from 12 o'clock to
2 o'clock, and remove.
left (to 12 o'clock) to reassemble.
NOTE: The yellow LED will light when the batteries
need to be replaced.
There are 3 possible ways to unlock and access
1. Factory code
(Found on the fi rst page of this guide) You can
always open the safe by entering the pre-set 5-digit
2. User code
If you prefer to employ your own code, you can
program the safe to open using a 5-digit user code
of your choice.
3. User pin
If you wish to give someone else temporary access
to the safe, you can program a 5-digit user pin that
can later be erased.
Programming the user code
NOTE: One (1) user code is allowed.
1. Press the Prog key , then enter the 5-digit
2. Enter the 5-digit user code of your choice.
1. Press the Prog key.
2. Enter the 5-digit factory code twice.
Programming user pin
NOTE: One (1) user pin is allowed.
1. Press the Prog key 2 times.
2. Enter your 5-digit user code.
3. Enter the 5-digit user pin of your choice.
3. Enter 0, 0, 0, 0, 0.
NOTE: If your safe does not appear to be working,
please check batteries before calling Sentry