Suitcase bomb with keypad and lcd screen

FYI "this is some project that i found but cant get to work"

Making a Airsoft timer bomb for my team and thought i could upload the schematics and code that i found.

but i need some help.

will this work ?

and have i connected it wrong, just need to ask because i cant get it to work.

The sites: <-- the schematics and parts list.,64119.msg467415.html#msg467415 <-- the code that should work.