NX-700/700H

TERMINAL FUNCTIONNX-700/700HPin No. Pin Name Device I/O Connection Description/Function12 AO13 AGND14 5V15OPT9(STON)16 DTI17 OPT818 OPT1119 OPT720 OPT221 TXO22 RXEO23 RXEI24 TXI25 OPT626 POWANI board - - -VGS-1 O AI VGS Audio signal outputANI board - A- GNDVGS-1 - AGND AGNDANI board - - Note: POW and 5V can not be used simultaneously.VGS-1 O 5C 5V power supplyANI board I Sidetone Side tone signal inputVGS-1 - - -ANI board I Data out Data signal inputVGS-1 - - -ANI board I Tone Control Speaker mute signal inputVGS-1 - - -ANI board O Man-Down Man-Down signal outputVGS-1 - - -ANI board I MIC Mute MIC mute signal inputVGS-1 - - -ANI board I Aux Output Emergency signal inputVGS-1 - - -ANI board - - -VGS-1 - - -ANI board - - -VGS-1 - - -ANI board - - -VGS-1 - - -ANI board - - -VGS-1 - - -ANI board - - -VGS-1 - - -ANI board O A+ 8V power supplyVGS-1 - - Note: POW and 5V can not be used simultaneously.D-sub 25-pin connector specificationRating and ConditionPin No. Pin Name I/O A/DParameter Min Typ Max Unit1 NC (Non-connection) - - -23RXD1Serial data input 1.RS-232C level.TXD1Serial data output 1.RS-232C level.IODigitalDigitalInput Voltage Range –30 30 VThreshold Low 0.5 1.3 VThreshold High 1.75 2.6 VBaud Rate 11520 bpsCL 100 pFVoltage Swing (3kΩ Load) ±5 ±9 VBaud Rate 11520 bpsCL 100 pF69