Furuno IB-681 manual Overview, Control Description, Front panel

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1. OVERVIEW

1.1 Control Description

1.1.1 Front panel

POWER switch

POWER DIMMER

ON

OFF

DIMMER control

INMARSAT-B

HIGH SPEED DATA MODEM

POWER		LED
SYNC		LED
TX	(64K)
TX	(56K)
FAIL

Switch panel (cover removed)

Figure 1 IB-681, front view

POWER switch: Turns the power on/off. Flip up to turn the power on; flip down to turn the power off. After turning on the power, all status LEDs light for about 20 seconds. Then all LEDs except POWER go off about 10 seconds later. Turn on the IB-281 about 30 sec- onds after turning on the IB-681, otherwise the IB-281 may display “HSD Fault.” If the FAIL lamp on the IB-281 goes off then operation is normal.

DIMMER control: Adjusts the illumination of the status LEDs.

Switch panel: Contains eight DIP switches and the Data Rate switch which set operation parameters. See page 3 for details.

Status LEDs: Show equipment status.

POWER: Lights when the power is turned on.

SYNC: Lights, during HSD communications, when satellite signal becomes synchro- nized.

TX (64K):	Lights when data rate is 64 Kbps.
TX (56K):	Lights when data rate is 56 Kbps.
FAIL:	Lights for communication error.

Note: TX LED on IB-281 dose not light during HSD communications.

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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 FeaturesComplete Set Installation Materials CP16-01601Installation Materials CP16-01602 Equipment ListOptional Equipment Installation Materials CP16-01603Installation Materials CP16-01605 IB-681 System ConfigurationIB-181 IB-281Front panel OverviewControl Description IB-681, rear view Rear panelData rate SettingsSwitch Panel Settings DIP switchesSW2 Terminal interface Terminal Unit Settings OID/DID and IMN SettingsConfirming subscriber number Registering, Deleting Subscriber NumberRegistering subscriber number Deleting subscriber numberAutomatic HSD call OperationCalling Interval Manual callTone Name Frequency SW1 State Remarks Automatic call mode and receiving operationReceiving SW3 State Remarks V.25bis Command, IndicationReceiving and automatic data rate switching Command Name DescriptionIndication 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 sequenceResetting the circuit breaker Maintenance & TroubleshootingMaintenance CleaningCalling Troubleshooting for the UserThen GeneralMounting location InstallationMounting procedure MountingWiring between HSD modem and router WiringRS-449 Interface Modifying the RF Conv board in the communication unitCPU2 Board 16P0133 Antenna cable Position of R135 LengthJ10 RF Conv BoardRF Conv Board CPU2 Board R135Mounting of connector assy Sub 9 pin Rear Panel BoardJ11 Wiring between HSD modem and communication unitGround Communication with other makes of Inmarsat-B terminals Circuit delayPropagation delay Router setting for network connectionNetwork configuration Syuchronous -asynchronous adapter Land Earth Station IOR Etilat IB-681 Page Page Page Index