Narrative:

On approach for landing runway; when captain asked for flaps 20 degrees; flaps did not respond and trailing edge flap disagreement light illuminated on EICAS. We ran the checklist; and with alternate method; extended both the flaps to 20 degrees. We then landed uneventfully.

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Original NASA ASRS Text

Title: B757-200 FLAPS FAILED TO RESPOND WHEN SELECTED TO 20 AND THE TE FLAP DISAGREE LIGHT ILLUMINATED ON EICAS.

Narrative: ON APCH FOR LNDG RWY; WHEN CAPT ASKED FOR FLAPS 20 DEGS; FLAPS DID NOT RESPOND AND TRAILING EDGE FLAP DISAGREEMENT LIGHT ILLUMINATED ON EICAS. WE RAN THE CHKLIST; AND WITH ALTERNATE METHOD; EXTENDED BOTH THE FLAPS TO 20 DEGS. WE THEN LANDED UNEVENTFULLY.

Data retrieved from NASA's ASRS site as of May 2009 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.