As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PASSING 1000 AGL GOT AN ECAM ALERT "L/G DOOR SYS FAULT" NR1 SYS (FWD PANEL) SHOWED ALL UP, NR2 SYS (OVHD PANEL) SHOWED A NOSE GEAR DOOR FAULT. THERE WAS NO BUFFET. AT 12,500 AGL 290 KTS GOT STRONG VIBRATION, SLOWED TO 250 KTS AND DESCENDED. PULLING INTO THE GATE, THE NR1 SYS NOSE GEAR LIGHT CAME ON. VIBRATION STOPPED WHEN GEAR WAS LOWERED FOR LANDING. EMERGENCY DECLARED. SHIMMED EXCESSIVE PLAY FROM LT NOSE GEAR DOOR HINGE-REPLACED RT NOSE GEAR DOOR ACTUATOR FOR EXCESSIVE INTERNAL PLAY.