Narrative:

This aircraft had 7 MEL [deferrals]. Maintenance cleared two items just before pushback. They did not work. Number 2 efb failed during performance briefing. Weather radar failed during pre-flight test. Pdm procedures followed for efb. First officer had to retrieve the paper kit for his charts. I waited until he was completely comfortable with his paper charts. The efb failed due [to] new program [we used]; and I had to use my efb for the performance briefing. We did not have a performance computer. The 7 MEL's required extra review; and then maintenance cleared two; but did not work; which required more time to document. Total time used prior to pushback was 27 minute primarily due to failure of number 2 efb. One MEL; the HUD inoperative; actually worked fine. Also the EFIS worked; ops normal. This was requested by maintenance to see if they worked; before any more maintenance.more proactive maintenance. Why does an aircraft have 7 MEL's? The efb product is not reliable. It freezes up the efb screen; and frequently shows software errors. The touch screen is sometimes not compatible with the software. It does not 'touch' easily.

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Original NASA ASRS Text

Title: An MD-11 was delayed for a variety of reasons including an inoperative EFB; Weather Radar failure; HUD inoperative; and then a review of seven MEL deferrals for complete understanding.

Narrative: This aircraft had 7 MEL [deferrals]. Maintenance cleared two items just before pushback. They did not work. Number 2 EFB failed during performance briefing. Weather Radar failed during pre-flight test. PDM procedures followed for EFB. First Officer had to retrieve the paper KIT for his charts. I waited until he was completely comfortable with his paper charts. The EFB failed due [to] new program [we used]; and I had to use my EFB for the performance briefing. We did not have a performance computer. The 7 MEL's required extra review; and then Maintenance cleared two; but did not work; which required more time to document. Total time used prior to pushback was 27 minute primarily due to failure of Number 2 EFB. One MEL; the HUD INOP; actually worked fine. Also the EFIS worked; ops normal. This was requested by Maintenance to see if they worked; before any more maintenance.More proactive maintenance. Why does an aircraft have 7 MEL's? The EFB product is not reliable. It freezes up the EFB screen; and frequently shows software errors. The touch screen is sometimes not compatible with the software. It does not 'touch' easily.

Data retrieved from NASA's ASRS site as of July 2013 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.