What do I do in the security room

Hint 1 of 20:

Look at the security panel.

Hint 2 of 20:

You'll need to unlock all of the doors.

Hint 3 of 20:

Of course, the guards are on break.

Hint 4 of 20:

Maybe they should stay on break?

Hint 5 of 20:

Lock the "break switch," but unlock everyhting else.

Hint 6 of 20:

Now you need to deactivate the security system.

Hint 7 of 20:

You don't have a proper I.D.

Hint 8 of 20:

So you'll need a manual override code.

Hint 9 of 20:

Did you talk to Chang Li?

Hint 10 of 20:

Did he see the scroll from Chen Lu's apartment?