The top-ranked Swiss gave a more assured performance than in the
first round when he dropped the opening set. Playing in occasional
light drizzle, Federer conceded just 10 points in his service games
to win in an hour.
"The rain really made it difficult today," Federer said.
"It's a good test so far."
Jiri Vanek of the Czech Republic beat eighth-seeded Michael
Berrer of Germany 6-3, 3-6, 7-5.
Federer produced two passing shots -- one forehand, one backhand
-- on his way to breaking Hanescu's serve in the fourth game of the
The Romanian attempted to put pressure on Federer's backhand but
the Swiss hit some of his best shots from that side.
Federer broke Hanescu's serve twice in the second set and made
28 unforced errors in the match -- roughly half the number he made
in his opening match.
Federer is beginning the European clay-court season at Estoril
after failing to reach a final in four tournaments this year. He
has hired coach Jose Higueras, a clay specialist, for the event in
preparation for the French Open.