Owner's manual

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NAV440UserManual
7430‐0131‐01Rev.F
Page35
Chapter3. HardwareInterface
Thischapterprovidesinformationaboutthepowerandsignalinterfaceconnectors.
I/OConnector
NOTE:Duringthenormaloperationofthe440Series,donotconnecttothefactorytestpins:6,1214,15.These
pinshaveinternalpull‐upmechanismsandmusthavenoconnectionsforthe440Seriestooperateproperly.
T
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he440SerieshasamaleDB‐15connector.ThesignalsareasshowninTable3below.
Figure5DB15Connector
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Table3DB‐15ConnectorPinAssignments
P in Signal Pin
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Signal
1 RS‐232TransmitData(APort) 9 SignalGround
2 RS‐232ReceiveData(APort) 10 1PPSOUT
3 PositivePowerInput(+Vcc) 11 1PPS(IMU440/VG440/AHRS440only)
4 PowerGround 12 NC–factoryuseonly
5 ChassisGround 13 HardwareBITError
6 NC–Factoryuseonly 14 NC–factoryuseonly
7 RS‐232GPSTx(BPort) 15 NC–factoryuseonly
8 RS‐232GPSRx(BPort)  
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ForastandardDB‐9COMportconnector,connectthesignalsaslistedbelowin
Table10.
Table9DB‐9COMPortPinAssignments
COMPortConnector 440SeriesConnector
Pin# Signal Pin# Signal
2 RxD 1 TxD
3 TxD 2 RxD
5 GND 9 GND
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