SDR HALA2011082700392

Service difficulty report · Display · Boeing 76733AER

Difficulty date: August 27, 2011
Submitted: August 29, 2011
Operation: Air carrier
Aircraft: N589HA
Make and model: Boeing 76733AER
Aircraft serial: 33423
Aircraft time: 34,266 hours, 6,360 cycles
System (JASC): 3420 · Attitude and Direction Data System
Part: Display
Condition: Distorted
Location: Cockpit
Stage of operation: NR
How discovered: 9
Nature of condition: O
Precautionary procedure: O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

ETOPS SIGNIFICANT SYS - CAPTAIN'S PFD/ADI DISPLAY FLICKERS, IS OUT OF FOCUS AND COLORS ARE DISTORTED. SWITCHING TO ALTERNATE EFI SOURCE DOESN'T HELP. PERFORMED FIM 34-22-00/101, FIG104, EFI SWITCH TO ALTERNATE ON CAPT'S SIDE AND OPS NORMAL. BACK TO NORMAL OF EFI ON CAPT AND OPS CHECKED NORMAL.

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