Electronics & DAQ CEA-DSM-IRFU (thechnical coordination) Outer Veto: plastic scintillator strips (400 mm) -Target: 10,3 m 3 scintillator doped with 4.5g/l of Gd compound in an acrylic vessel (8 mm) -Catcher : 22,3 m 3 scintillator in an acrylic vessel (12 mm) Buffer: 110 m 3 of mineral oil in a stainless steel vessel (3 mm) viewed by 390 PMTs Inner Veto: 90m 3 of scintillator in a steel vessel equipped with 78 PMTs Veto Vessel (10mm) & Steel Shielding Detector Design New 4-region large detector concept