Open following link to see illustration:
http://waterheatertimer.org/images/Single-pole-switches-in-4-gang.jpgEach residential electric box has 1 hot wire. This wire should be black.
Hot wire carries power from the breaker box.
Use tester and find hot wire.
Each device in box connects to the black hot wire using short jumper wires.
Outlets: Hot wire connects to brass colored screw.
Single-pole switches: Hot wire connects to either brass-colored screw.
Neutral wires are usually white, and are twisted together.
Neutral wires connect directly to silver screw on each outlet.
Wire going to lights connects to other brass screw on each switch.