Available within the "Decisions, Decisions" scenario. This document reveals the first digit for the computer code needed to restore the power to the elevator in the 1F Passage Elevator. You need this code along with the leading digit found in the Part of Torn Memo.
The digit in this document is always the number 4, regardless of which difficulty mode you are playing. Please note however that you cannot restore the power to the elevator until you have read this document.