# SDR ASAA2017101622231

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 16, 2017
- Submitted: October 18, 2017
- Operation: Air carrier
- Aircraft: [N514AS](https://openairdocs.org/aircraft/N514AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35193
- Aircraft time: 34,565 hours, 10,400 cycles
- System (JASC): [3460 · Flight Management Computing Hardware System](https://openairdocs.org/jasc/3460)
- Part: Display
- Condition: Malfunctioned
- Location: Cockpit
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2017101622231

## Discrepancy

TAKEOFF +15 (+/- 5 MINUTES) WHILE AT INTERMEDIATE LEVEL OFF PER ATC, THE RIGHT FMC DISPLAY BLANKED FOR APPROXIMATELY 3-5 SECONDS. THEN DISPLAYED BIT PASS IN GREEN FONT, SOFTWARE  IN BLUE FONT AND CUSTOMER IN YELLOW FONT ON A BLANK/BLACK BACKGROUND FOR APPROXIMATELY 5 SECONDS. THEN NORMAL DISPLAY RETURNED - THIS HAPPENED 4 TIMES DURING THE FLIGHT. THEN ND WAS NORMAL WITH NO FLAGS. ACFT GROUNDED.  REBOOTED THE RT FMC & CDU IAW FIM 34-61, TASK 804.  RT FMC & CDU OPS CHECK OK. RT FMC BITE TEST OK, IAW FIM 34-61, TASK 801.

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