What was found
FLT 418 PBI-BOS, CREW DECLARED EMERGENCY DUE TO SPDA FAIL CYAN IN AIR ON ELECTRICAL SYNOPTIC PAGE RT SIDE AMBER DASHES QRH COMPLETED. PER FAULT CODE 24610048SP1, FIM 24-61-00-810-887A. REMOVED AND REPLACED SPDA 2 MICRO COMMS MOD SLOT 12 PER AMM 24-61-07. ACCOMPLISHED TARGET LOAD, OPS CHECKS NORMAL.