As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 6140 - LGA-BOS - ON GEAR EXTENSION FOR LANDING, NO NOSE GEAR GREEN LIGHT AND NO PRESS TO TEST. AFTER GO AROUND RELAMPED AND HAD GREEN NOSE GEAR LIGHT WITH DIM SWITCH ON BRIGHT, NO GREEN WITH DIM SWITCH ON DIM. FOUND CARD ASSEMBLY DIODE MASTER DIM M833 TO BE DEFECTIVE, REPLACED CARD ASSEMBLY OPERATIONAL CHECK NORMAL IAW MM 33-19-02. (M)