What was found
FLT 1259, BOS-IAD, CA'S MFD FLICKERED THEN WENT BLANK. ACCOMPANIED BY ACRID ELECTRIC SMOKE SMELL. NO MFD FAULT OR ASSOCIATED EICAS MESSAGE APPEARED. PERFORMED FIM TASK 21-20-00-810-801. EXAMINED COCKPIT, FOUND MFD 1 INOP & SMELL ISOLATED TO DU2, REMOVED AND REPLACED MFD 1 PER AMM 31-61-01-04. OPS CHECKS NORMAL PER AMM 31-61-01-05.