Oct 30 (Reuters) - Wall Street's main stock indexes

opened lower on Thursday after mixed earnings reports from large

technology firms and comments from Federal Reserve Chair Jerome

Powell sowed doubts about further rate cuts this year.

At 09:30 a.m., the Dow Jones Industrial Average fell

196.40 points, or 0.41%, to 47,435.60, the S&P 500 lost

35.33 points, or 0.51%, to 6,855.79 and the Nasdaq Composite

lost 173.98 points, or 0.73%, to 23,784.50.

(Reporting by Pranav Kashyap in Bangalore; Editing by Shinjini

Ganguli)