What was found
NORMAL GROUND DISPLAY, FAN STOPPED WORKING JUST AFTER BLOCK IN. ON TAXI IN HAD A HOT ODOR, THEN FAN QUIT AFTER PARKING. ALTERNATE SEEMS TO WORK FINE. DEFERRED AVIONICS DISPLAY COOLING FAN 2 IAW MEL 21-24-2, REPAIR CAT C. PULLED & COLLARED CBP1-B2. ENTERED INTO MM02. MAINTENANCE NOTIFIED. PLACARD INSTALLED. MAINTENANCE PROCEDURES COMPLIED WITH. R & R DISPLAY FAN IN REF TO AMM 21-24-12, PN AE0804A04, SN OFF L118404181, SN ON 01140, OPS CHECK GOOD, REMOVED FROM MMO2 MAINTENANCE NOTIFIED.