As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKE OFF, "R PACK OFF" EICAS MESSAGE AND "PACK OFF" LIGHT DISPLAYED. CONTINUED FLIGHT BELOW FL350 PER DDG, RIGHT DUCT PRESSURE WAS BELOW 5 PSI. SNAPSHOT TAKEN @ 2101Z.(<P>PER DDG 36-11-02-02 PACK OFF LIGHT NORMAL WITH ASSOCIATED LOW PSI DUCT PRESSURE 2.36-11-02.4</P>)