As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INFLIGHT DISPLAY FAN- IN NORMAL POS- LOUD FAN SOUND + ELECTRICAL BURNING SMELL. NO QRC, NO QRH - CHANGE TO €ŒFLT. ALT€? SMELL WENT AWAY A/C ELECTRICAL-NORMAL. ON GROUND - DISPLAY CONTINUED IN DESCRIPTION. / REMOVED AND REPLACED #1 DISPLAY COOLING FAN IAW CRJ900 AMM 21-24-12-000/400-801-A01. OPS CHECK GOOD.