Here is the full list of all 82 TurnOn achievements.
Find the hidden lantern
Get 3 lamps in "First Introduction"
Get 3 lamps in "Welcome to Electro City!"
Get 3 lamps in "Suburb"
Get 3 lamps in "Unrest in the darkness"
Power on the carwash
Get 3 lamps in "Bulb Monument Street"
Light up the vintage signboard
Get 3 lamps in "Unusual Date"
Get 3 lamps in "Mad Tram"
Get 3 lamps in "Night Jogging"
Get 3 lamps in "Get out of here!"
Light up the lights on the Ferris Wheel
Get 3 lamps in "Pursuit in the sky!"
Get 3 lamps in "Climbing Up"
Light up the CORP signboard on the skyscraper
Get 3 lamps in "Hazardous Lifts"
Get 3 lamps in "The Last Generator!"
Get 3 lamps in all levels
Collect 3000 lightnings
Watch the Credits
Get 3 lamps in "Residential District"
Bring the electricity back to Electro City!
Get 3 lamps in "The Last Journey"
Help Turnon get back home
Bring the electricity back to Downtown!
The End!.. Or not?
Get 3 lamps in "The Roofs"
Turn on the signal beacons on the landing ground
Get 3 lamps in "Even Higher!"
Light up all the billboards on the skyscrapers
Bring the electricity back to City Center!
Get 3 lamps in "Police Station"
Free the demonstrators!
Get 3 lamps in "Mass Rally!"
Wind up the clock on the building
Get 3 lamps in "The Smell of Trouble"
Light up all the lights in the park
Get 3 lamps in "Ferris Wheel"
Stop this Ferris Wheel! Rescue the people!
Get 3 lamps in "Golf in the Dark"
Turn on the light in the rental booths
Get 3 lamps in "So-so Admirer"
Turn on the fountain
Get 3 lamps in "Central Park"
Highlight a monument in the park
Light up the tram stop
Bring the electricity back to Residential District!
Collect 1000 lightnings
Rescue the people from the mad tram
Get 3 lamps in "Night Gluttons"
Light up all advertising banners!
Light up all the signboards in the supermarket
Make a date in café
Complete the very first created level!
Frighten all the bullies on the street
Power on the gas station, fill the gas tanks of cars
Bring the electricity back to Suburb!
Collect 500 lightnings
Get 3 lamps in "Observatory"
Stop this awful machine!
Get 3 lamps in "School Routine"
Kids go home, the rest - to the party!
Place the kids into the school bus
Climb up to the school roof
Repair the wiring in the house
Light up the treehouse
Get 3 lamps in "Household Chores"
Help the girl to get back home
Get 3 lamps in "Beware of Dog!"
Bring the electricity back to the homes on the coast
Watch the movie on the cine-projector
Collect 200 lightnings
Bring the electricity back to the Power Station
Get 3 lamps in "The Journey Begins"
Get 3 lamps in "Backup Generator"
Turn on the backup generator in the power station
Come to the private party
Find another way to the generator
Collect 50 lightnings
Get to the old part of the power station
Switch on the light in the big room