NX-800/800H79INTERCONNECTION DIAGRAMLCDDISPLAY UNITX54-364TX-RX UNITX57-739 A/2TX-RX UNITX57-739 B/2ANTDGNDCN595OPT6OPT2AI1TDGNDOPT3TXI50CDTINCOPT4OPT7RXEOOPT11OPT1ORDAO80COPT9RXEIOPT5GNDOPT8OPT1INT SPJ901SBSPISPOHORGNDPADMPTTHKEMICSBMEBLC81130301301CN902J901CN705R150SPOGNDEXT SPNCSB RXD1AUXO2 TXD1AUXO1 AUXIO9AFO DIGND MI2DEO GNDAUXIO5 AUXIO8AUXIO4 TXD2AUXIO3 RXD2AUXIO2 GNDAUXIO1 AUXIO7MEAUXIO6122IGN1CN403GND11 4612345678910111213141516171819202122232425AUDIO ICLA4425AIC71580C AVRNJM78M08FA-ZBIC403–13.6V+CN905V5V4V3V2V1VDDVDDVSSD7D6D4D5D3D2D0D1/WRA0/CS/RES1 20GNDSPOSPOSPOPRST80CGNDSBSBPSWSPONCGNDGNDMEMICGNDAFOSPOSHIFT5CGNDGNDNCGNDGNDTXDRXDGNDSPOGNDSPOSPOSPOPRST80CGNDSBSBPSWSPONCGNDGNDMEMICGNDAFOSPOSHIFT5CGNDGNDNCGNDGNDTXDRXDGNDSPOCN901 CN597TXO20 PIN BOARD TO BOARD CONNECTOR/SCSSDGNDNCSCTAM133M/SCWKUPSCMISOSCTAM2DGNDSCBSY/SCBFSSCSCKSCBCKDGND/SCRSTSCMOSISCTXDSCRXD/SCREQDGNDCN549120 NCAUXIO2AUXIO8GNDTXD0SBAUXIO4AUXIO1AUXIO9AFO50CRXD0MEMI2SBAUXIO5TXD2SBRXD2AUXO1SBAUXO2DEODIAUXIO3SBSBGNDAUXIO6AUXIO7NCAUXIO2AUXIO8GNDTXD0SBAUXIO4AUXIO1AUXIO9AFO50CRXD0MEMI2SBAUXIO5TXD2SBRXD2AUXO1SBAUXO2DEODIAUXIO3SBSBGNDAUXIO6AUXIO7301CN600 CN901IC102RA30H4452M123 : KRA55H4452M123 : HKCN401CN40226 PIN BOARD TO BOARD CONNECTOR261 1 35