As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EICAS WENT BLANK FOR 3 TO 5 SECONDS. SMELLED BURNING ELECTRICAL SMELL ON PRIOR FLIGHT-C/A-RAR EICAS IAW E-145 AMM 34-22-01. OPERATIONAL CHECK GOOD. RAR EICAS BEZEL REF. 34-22-01. FOUND ODOR COMING FROM OLD UNIT. ODOR NO LONGER FOUND IN COCKPIT. A/C OKAY FOR SERVICE. C/W EMB TRIAD WORKSCOPE 9/8/21 REV. O.