Low expectations set the stage for Apple as the tech company reports after the bell on Tuesday. Analysts will be watching as the company discloses service margins for the period as well as looking for signs of life in iPhone sales.

Apple in a rare move on Jan. 2  issued a downtrodden pre-announcement with a revenue warning mostly blaming China. At the time, Jefferies said it was the "biggest miss in years." Apple is down nearly 2 percent for the year, missing out on a market comeback that's boosted most technology stocks.