What was found
DISPLAY COOL CAUTION CAME ON IN FLIGHT, COULD SMELL AN ELEC SMELL PRIOR & QUICKLY DISSIPATED. CHECKLIST PERFORMED & IT WENT OUT. DEFERRED DISPLAY COOLING FAN NR 1, BREAKER CBP1-U2 DEACTIVATED IAW MEL 21-24-2. DISPLAY CHECK VLV VERIFIED OPERATIVE IAW MX PROCEDURES. INFORMED FLIGHT CREW OF NEW PROCEDURES TO USE IAW MEL 21-24-2. PLACARD INSTALLED & MM02 UPDATED. R & R DISPLAY COOL FAN COCKPIT IAW AMM 21-24-12. OPERATIONS CHECKED GOOD. REMOVED FROM MM02. THIS CLEARS MM02 3317672-1. PLACARD REMOVED.