What was found
97-0177 ON T/O UPON ROTATION, THE STALL WARN STICK SHAKER ACTIVATED. USED FIREWALL PWR ON ALL 3 ENG FOR APPROX 45 SEC. ALL ENG PARAMETERS AT RED LINE (N1,EGT). REDUCED ENG POWER AND CONTINUED AROUND FOR A NORM LANDING WITH THE STALL WARN STICK SHAKER ACTIVATED THROUGH ENTIRE FLT. PULLED NR 1 DC C/B IN FLIGHT, ACTIVATION STOPPED. ONCE ON GROUND, TESTED BOTH STALL WARN, NR 2 TOOK 2 SEC LONGER THAN NR 1. DURING FLT DUMPED FUEL TO REACH MAXIMUM LANDING WEIGHT (142,500) ROTATION PRESS ABNORMALLY NOSE HEAVY. PULLED COCKPIT VOICE RECORD C/B ON GRD. DUP PROBLEM ON GROUND. FOUND NR 1 STALL COMPUTER SHOWING STALL CONDITION IN AIR MODE. R/R'D NR 1 STALL WARN COMPUTER. SYSTEM OP CKS NORM ON GRD.