What was found
PDX - ON TAXI OUT FOR FLT 2481, RECEIVED A FLAP HALFSPEED STATUS MESSAGE. RETURNED TO THE GATE. MX REMOVED NR 1 AND NR 2 SFECU IAW CRJ 700 TASK 27-51-05-000-801-A01, AND RANG OUT WIRES FROM SFECU TO NR 2 BPSU IAW CRJ 700 WDM 27-52-00 AND FOUND PINS 11 AND 13 SHORTED TOGETHER AT CONNECTOR MPE10P1. OPENED CONNECTOR MPE10P1 AND FOUND SEVERAL DAMAGED WIRES. FAB`D NEW CONNECTOR MPE10P1 IAW CRJ 700 WDM 27-52-00 MCN R27163-002. SPLICED IN NEW CONNECTOR MPE9P1 IAW MM 20-33-00 PG 212 THROUGH 216 STEP 8. REINSTALLED NR 1 AND NR 2 SFECU'S IAW CRJ AMM TASK 27-51-05-400-801-A01. PERFORMED OPS TEST OF THE FLAPS AND SLATS IAW CRJ AMM TASK 27-50-00-710-801-A01, OPS CHECK GOOD. A/C RETURNED TO SERVICE.