Furuno manual Rear panel, IB-681, rear view

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1.1.2 Rear panel

HSD DATA 2

HSD DATA1	HSD DATA2	HSD CTRL	HSD CTRL
HSD DATA 1			HSD CTRL
TX IF RX IF	REF	AC100-220V
TX IF RX IF	REF	BREAKER	Breaker (1A)
			Breaker (1A)

REF

RX IF

TX IF

Earth terminal

100-220 VAC

Figure 2 IB-681, rear view

HSD DATA 1: RS-232 interface connector

HSD DATA 2: RS-449 interface connector

HSD CTRL: Conducts control data communications between communication unit and HSD modem.

Breaker: The red button pops out when overcurrent flows inside the equipment. In this case, find the cause of the overcurrent and push the button.

100-220 VAC: Connection of 100/220 VAC power.

REF: Receives reference signal from the communication unit.

RX IF: Receives IF signal from the communication unit.

TX IF: Sends IF signal to the communication unit.

2

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Contents Page B . N o . O M E 5 6 0 9 Safety Instructions Safety Information for the OperatorSafety Information for the Installer Electrical Shock HazardTable of Contents Appendix Usage Tips Declaration of conformity to typeFeatures IntroductionInstallation Materials CP16-01601 Installation Materials CP16-01602Equipment List Complete SetInstallation Materials CP16-01603 Installation Materials CP16-01605Optional Equipment System Configuration IB-181IB-281 IB-681Overview Control DescriptionFront panel Rear panel IB-681, rear viewSettings Switch Panel SettingsDIP switches Data rateSW2 Terminal interface OID/DID and IMN Settings Terminal Unit SettingsRegistering, Deleting Subscriber Number Registering subscriber numberDeleting subscriber number Confirming subscriber numberOperation CallingAutomatic HSD call Manual call Tone Name FrequencyInterval Automatic call mode and receiving operation ReceivingSW1 State Remarks V.25bis Command, Indication Receiving and automatic data rate switchingCommand Name Description SW3 State RemarksCommand Description Indication DescriptionDirect call setup sequence Call SequenceAddress call setup sequence Address call setup sequenceManual call setup sequence Manual call setup sequenceAutomatic call clear sequence Call clear sequence from landManual call clear sequence Manual call clear sequenceMaintenance & Troubleshooting MaintenanceCleaning Resetting the circuit breakerTroubleshooting for the User ThenGeneral CallingInstallation Mounting procedureMounting Mounting locationWiring Wiring between HSD modem and routerModifying the RF Conv board in the communication unit RS-449 InterfaceAntenna cable Position of R135 Length CPU2 Board 16P0133RF Conv Board RF Conv Board CPU2 BoardR135 J10Mounting of connector assy Rear Panel Board Sub 9 pinWiring between HSD modem and communication unit GroundJ11 Circuit delay Propagation delayRouter setting for network connection Communication with other makes of Inmarsat-B terminalsNetwork configuration Syuchronous -asynchronous adapter Land Earth Station IOR Etilat IB-681 Page Page Page Index