What was found
AFTER TAKEOFF LANDING GEAR (ALL 3 WHEELS) WOULD NOT RETRACT. ALL SIX A & B GREEN LIGHTS REMAINED ILLUMINATED. ONLY RIGHT GEAR -A- LIGHT EXTINGUISHED. WITH LANDING GEAR LEVER IN THE DOWN POSITION ALL RED LIGHTS EXTINGUISHED. REMOVED AND REPLACED CONNECTOR P1548 & P0950 AT RIGHT OVERWING FUSELAGE (CONNECTOR INTERNALLY SHORTED), REF EMB120 W/M 20-20-00, 20-50-01 & 32-61-00. CYCLED GEAR NUMEROUS TIMES. NO FAULTS NOTED. OPS CHECK GOOD. P/N: MS3470L8-33S AND P/N: M83723/761415N.