What was found
(CAN) GEAR RETRACTION FAILURE WHEN SEL. GEAR UP NOSEGEAR NOT UP READ AND AMBER LIGHT ON . ACC.TO CHECKLIST SEL. GEAR DOWN, ALL GREEN LIGHTS ON.LANDING COMPLETED NORM LANDING. PASSENGER INFORMED AND BRIEFED. INVESTIGATION & ACTION DURING TROUBLESHOOTING, WIRE FOR NR 2 NOSE GEAR DOWNLOCK PROXIMITY SENSOR WAS FOUND BROKEN. PROXIMITY SENSOR HARNESS REPLACED. LANDING GEAR RETRACTION & EXTENSION TEST PERFORMED WITHOUT REMARKS