Narrative:

MD80 on approach to runway 35C. After aircraft was on about a 3 mi final, tower called aircraft because he hadn't checked in. No response. Tower called approach control to switch aircraft XXX. No response. Controller checked with other controllers in the tower to see if they could raise aircraft XXX, to no avail. Aircraft landed without clearance and approached runway 35L (departure runway). Controller canceled departures on runway 35L and attempted to contact air carrier XXX and tell him to hold short of runway 35L. After several mins, finally talked to aircraft XXX operation resumed.

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Original NASA ASRS Text

Title: MD80 WITH APPARENT COM FAILURE, LANDS DFW AND EVENTUALLY OBTAINS COM WITH TWR.

Narrative: MD80 ON APCH TO RWY 35C. AFTER ACFT WAS ON ABOUT A 3 MI FINAL, TWR CALLED ACFT BECAUSE HE HADN'T CHKED IN. NO RESPONSE. TWR CALLED APCH CTL TO SWITCH ACFT XXX. NO RESPONSE. CTLR CHKED WITH OTHER CTLRS IN THE TWR TO SEE IF THEY COULD RAISE ACFT XXX, TO NO AVAIL. ACFT LANDED WITHOUT CLRNC AND APCHED RWY 35L (DEP RWY). CTLR CANCELED DEPS ON RWY 35L AND ATTEMPTED TO CONTACT ACR XXX AND TELL HIM TO HOLD SHORT OF RWY 35L. AFTER SEVERAL MINS, FINALLY TALKED TO ACFT XXX OP RESUMED.

Data retrieved from NASA's ASRS site as of July 2007 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.