Helios Airways 522
Printed page 5. PDF page 17.
microphone keying (communication between the Captain and the Ground Engineer) ended at 06:20:21 h as flight HCY522 was passing through 28 900 ft. Shortly afterwards, the Operator's Dispatcher called the flight crew again but there was no response. At 06:23:32Open final report at PDF page 17AAIASB 11/2006: Helios Airways HCY522