What was found
FAULT: COMP-ZONE 600-RIGHT WING LE BEHIND #7 SLAT IB END HAS DELAMINATION. REMOVED FIXED PANEL DAMAGED R/WING I.A.W B757-200PF SRM 51-40-02-0G. CLEANED AND EVALUATED, ITEM IS REPAIRABLE. REMOVED DAMAGE AND FABRICATED NEW CORE PLUG. P/N HRH-10-1/8-3.0, B/N 0003047997. IAW B757 SRM 51-70-07-0G-0 PARA 5 REPAIR E. THE CORE PLUG WAS BONDED IAW B757-200 SRM 51-70-07-0G PARA 4. D. THE REPAIR PLIES WERE BONDED IAW B757-200 SRM 51-70-07-0G PAR.E. RE-INSTALLED FIXED L/E PANEL IAW B757-200PF SRM 51-40-02. RE-INSTALLED PANEL 621 UBX IAW B757-200PF SRM 51-40-02.