Furuno IB-681 manual Manual call, Tone Name Frequency, Interval

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3.1.2 Manual call

Manual calls are made with a telephone (designated at installation) connected to the com- munication unit. The HSD terminal must support manual calls.

To make a manual call, turn off DIP switch SW1, and then dial subscriber number as follows:

* 5 5 * or

* 5 6 * a a a 0 0 b b x x x x x x x x x #

Subscriber’s Number

Country Code

Automatic Dialing

Land Earth Station (LES)

Prefix for HSD Call

55:56 Kbps

56:64 Kpbs

Upon answer by the called system the HSD port is enabled and data transfer can take place. After the number is dialed listen for progress tone to confirm call. See the table below. When you hear the “HSD call successful” tone hang up the handset.

Table 2 Progress tones

	Tone Name	Frequency	ON, OFF
	Tone Name	Frequency	Interval
			Interval

	HSD call successful	600 Hz	1 sec, 0.5 sec

	HSD call failure	425 Hz	0.5 sec, 0.5 sec

	Manual HSD call
	cleared/called no.	425 Hz	1 sec, 0.5 sec
	accepted

	Manual HSD call
	cleared/called no.	425 Hz	0.5 sec, 0.5 sec
	not accepted

Clearing manual call

Dial * 5 9 #.

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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 IntroductionEquipment List Installation Materials CP16-01601Installation Materials CP16-01602 Complete SetInstallation Materials CP16-01603 Installation Materials CP16-01605Optional Equipment IB-281 System ConfigurationIB-181 IB-681Overview Control DescriptionFront panel Rear panel IB-681, rear viewDIP switches SettingsSwitch Panel Settings Data rateSW2 Terminal interface OID/DID and IMN Settings Terminal Unit SettingsDeleting subscriber number Registering, Deleting Subscriber NumberRegistering subscriber number Confirming subscriber numberOperation CallingAutomatic HSD call Manual call Tone Name FrequencyInterval Automatic call mode and receiving operation ReceivingSW1 State Remarks Command Name Description V.25bis Command, IndicationReceiving and automatic data rate switching 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 sequenceCleaning Maintenance & TroubleshootingMaintenance Resetting the circuit breakerGeneral Troubleshooting for the UserThen CallingMounting InstallationMounting procedure 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 16P0133R135 RF Conv BoardRF Conv Board CPU2 Board J10Mounting of connector assy Rear Panel Board Sub 9 pinWiring between HSD modem and communication unit GroundJ11 Router setting for network connection Circuit delayPropagation delay Communication with other makes of Inmarsat-B terminalsNetwork configuration Syuchronous -asynchronous adapter Land Earth Station IOR Etilat IB-681 Page Page Page Index