What was found
AT 34,000 FT DURING CRUISE THE L/E FLAP TRANSIT LIGHT CAME ON, AUTO-PILOT KICKED OFF AND ON DESCENT THE CONFIGURATION HORN CAME ON. RETURNED TO HNL. ADJUST FLAP CABLE WFA & WFB TENSION IAW AMM 27-51-01 AS ADDRESSED BY BOEING SERVICE LETTER 27-040. OPS CHECK OK, AIRCRAFT RETURNED TO SERVICE.