EXTENDER BREAKOUT BOX EQUIPMENT - FLIGHT CONTROL ELECTRONICS UNIT (FCEU)
PurposeUSED TO PROBE THE FCEU RACK CONTACTS FOR TROUBLESHOOTING/TESTING THE AIRPLANE WIRING. TROUBLESHOOTING, OR ANY OTHER SPECIFIED TESTS, MAY INCLUDE CONTINUITY CHECKS, VOLTAGE CHECKS, SIGNAL CHECKS, AND LOAD TESTS.Airplane787-10, 787-8, 787-9Usage CodeMAINTENANCE, OVERHAUL