Furuno IB-681 manual Switch Panel Settings, Data rate, DIP switches, SW No Function

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2.SETTINGS

2.1Switch Panel Settings

Communication parameters are set with the switches in the switch panel. Unfasten two screws to access the switches. Note that it is not necessary to turn off the IB-681 to access the switches.

1

2

3

4

5 6 7

8

ON

Data Rate

64K

56K

: Factory setting

Figure 3 Switch panel

2.1.1 Data rate

Set the data rate according to land line/network. The default setting is 64k (64 Kbps). 56k is for USA ISDN circuit, for example. Data rate cannot be change after connecting with a subscriber.

2.1.2 DIP switches

Table 1 DIP switch functions

	SW No.	Function	OFF	ON

	SW1	Automatic call	Direct call	Address call

	SW2	Terminal interface	RS-449	RS-232

	SW3	Automatic data	NO	YES
	SW3	rate switching	NO	YES
		rate switching

	SW4	Command format	HDLC	BSC

	SW5	Character format	8 bit/no parity	7 bit/odd parity

	SW6	Not used

	SW7	Not used

	SW8	Not used

SW1: Automatic call mode

OFF: Call starts with reception of DTR signal from HSD terminal.

ON: Call starts when subscriber number from the HSD terminal is loaded on the TxD line.

3

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Contents Page B . N o . O M E 5 6 0 9 Safety Information for the Operator Safety InstructionsElectrical Shock Hazard Safety Information for the InstallerTable of Contents Declaration of conformity to type Appendix Usage TipsIntroduction FeaturesInstallation Materials CP16-01602 Installation Materials CP16-01601Equipment List Complete SetInstallation Materials CP16-01605 Installation Materials CP16-01603Optional Equipment IB-181 System ConfigurationIB-281 IB-681Control Description OverviewFront panel IB-681, rear view Rear panelSwitch Panel Settings SettingsDIP switches Data rateSW2 Terminal interface Terminal Unit Settings OID/DID and IMN SettingsRegistering subscriber number Registering, Deleting Subscriber NumberDeleting subscriber number Confirming subscriber numberCalling OperationAutomatic HSD call Tone Name Frequency Manual callInterval Receiving Automatic call mode and receiving operationSW1 State Remarks Receiving and automatic data rate switching V.25bis Command, IndicationCommand Name Description SW3 State RemarksIndication Description Command DescriptionCall Sequence Direct call setup sequenceAddress call setup sequence Address call setup sequenceManual call setup sequence Manual call setup sequenceCall clear sequence from land Automatic call clear sequenceManual call clear sequence Manual call clear sequenceMaintenance Maintenance & TroubleshootingCleaning Resetting the circuit breakerThen Troubleshooting for the UserGeneral CallingMounting procedure InstallationMounting Mounting locationWiring between HSD modem and router WiringRS-449 Interface Modifying the RF Conv board in the communication unitCPU2 Board 16P0133 Antenna cable Position of R135 LengthRF Conv Board CPU2 Board RF Conv BoardR135 J10Mounting of connector assy Sub 9 pin Rear Panel BoardGround Wiring between HSD modem and communication unitJ11 Propagation delay Circuit 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