No cold air with air conditioner on. Best cast scenario? on 1993 Toyota Camry

Second week of March, no cold air coming from vents with air conditioner on. I can hear the conditioner switch on, no cold air. This happens every time I try turning on the conditioner. I turn it right off again.

1 answer
have the freon level ck'd to start with. approx 120.00 for a service