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Nera F77 Installation Manual ISDN Saturn F ALPHA May 01 09:15 4.8 Speech Nera F77...
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Access to the interior of the equipment shall be made by a Nera qualified technician only. The equipment shall be installed by a Nera SatCom approved Installation & Service Agent.
MCU connectors ..................14 Lower connector panel ................14 Example of BDE installation ..............15 Example of Nera F77 installation cabling arrangement ......16 Placing the Main Communication Unit (MCU) ......... 17 Placing the Distress Alarm Unit & ISDN Handset ........17 Placing the ISDN Handset as a standard telephone .......
Installation Manual PLANNING Placing the Antenna Radome type Nera F77 is delivered either with mast mounted or deck mounted radome. See previous page. The mast mounted version includes a hatch which provides access for service and repair, whereas the deck mounted version must be lifted down.
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The antenna should be installed so that severe vibration and shock are avoided. If installed on top of a signal and radar mast, the mast must be supported by stays. Nera F77 Continuing the Saturn tradition...
If the height of the mast exceeds approximately 4.5 metres, an access platform should be attached to the mast approximately 1 metre below the radome bottom. Be aware that requirements may vary from one country to another. Antenna Unit Mounted on Mast Nera F77 Continuing the Saturn tradition...
64kbps audio service (3.1kHz) Note! Use shielded ISDN cable RS-232: 9-pin serial data ports for: operation and configuration from PC. software download 64kbps data service (UDI) MPDS RS-232 RS-232 Nera F77 Continuing the Saturn tradition...
Installation Manual PLANNING Example of Nera F77 installation cabling arrangement The installation includes five Nera ISDN Handsets (two w/Distress Alarm Unit), Group 3 and 4 telefaxes, PC w/printer, Data Equipment and two Analogue Telephones. DIAL 00+INTL Distress Alarm TEL. NO.+...
Max cable length: 100 m, 4 x 0.22 mm See "ISDN telephones/equipment" Placing the ISDN Handset as a standard telephone The Nera ISDN Handsets may be installed as standard telephones. The units may be in- stalled anywhere onboard the vessel.
Main Communication Unit. This requires that the vtLite Marine program accessible on the Nera F77 CD is installed. Connection to the USB/RS-232/RS-422 port also allows 64 kbps data transmission. See the User Manual.
Mains ground is secured to the common grounding point through the external supply. It is therefore important to use the same mains branch for additional equipment connected to the MCU (Fax, PC w/printer etc.). Nera F77 Continuing the Saturn tradition...
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Installation Manual PLANNING Grounding considerations cont'd Location of the Below Deck Unit for best possible grounding. See also INSTALLATION: "Location and grounding of Units". Nera F77 Continuing the Saturn tradition...
The coaxial cable from the Antenna Unit should be given a Communication Unit free end of approximately 0.5 m at the MCU location. Nera ISDN Telephone, Choose the position for the required wall sockets and lay Distress Alarm Unit, the cables leaving a free end of 0.5 m. Also allow a free end of telefax or analogue 0.5 m at the Termination Box.
Secure the ADE to the mast flange using the enclosed toothed washers and nuts. Tighten the nuts applying a torque of 100 Nm. Finally, remove the lifting straps. Nera F77 Continuing the Saturn tradition...
Keep the strap net for hoisting the antenna down for service. INSTALLATION & SERVICE STRAP 102188 To obtain good grounding, remove paint from mast in areas where nuts are Toothed fastened to secure washer antenna and radome. Use toothed washers included. Nera F77 Continuing the Saturn tradition...
(see Appendices 1 – 6). Connect the RF plug to the Antenna Unit coaxial connector as shown. Antenna Cable from MCU The minimum bending radius of the coaxial cable is 10 times the cable diameter. Nera F77 Continuing the Saturn tradition...
(see Appendices 1 – 6). Connect the RF plug to the Antenna Unit coaxial connector as shown. If required, use a coax angle adapter. The minimum bending radius of the coaxial cable is 10 times the cable diameter. Nera F77 Continuing the Saturn tradition...
Installation Manual INSTALLATION BDE - Example of local or near-by installation The installation includes five Nera ISDN Handsets (two w/Distress Alarm Unit), Group 3 and Group 4 telefaxes, PC and two analogue telephones. Nera DIAL 00+INTL TEL. NO.+ ISDN Handset...
INSTALLATION Nera ISDN Handset The ISDN Handset is to be plugged into the ISDN socket located on the connector panel of the MCU, or to the Distress Alarm Unit (if installed). Note! It is not recommended to extend the handset cable by more than 6 m.
Mount the N-plug on the cable in accordance with the instructions (see Appendices 1 - 6). For thicker coax cable, use the "pigtail" for connection of the Antenna cable to the MCU. N/female N-connector Nera F77 Continuing the Saturn tradition...
Nera ISDN telephone, Nera TA, telefax gr.4 or pc ISDN cable lengths Total length of ISDN bus: 100 m The last ISDN wall socket must terminated, see next page Up to 7 ISDN devices can be operated with Nera F77. Nera F77 Continuing the Saturn tradition...
The maximum number of Distress Alarm Units is limited to two. When connected to the Distress Alarm Unit, in addition to regular ISDN voice service the ISDN Handset will also include the capability for Distress handling (Transmit & Receive). Nera ISDN Handset Distress Alarm Unit w/cover removed May 01 09:15 4.8 Speech...
4 and 5. Interchanging of the wires at terminals 4 and 5 has no effect. Remote telephone or telefax Use the two centre terminals. Nera F77 Continuing the Saturn tradition...
125 Ring Indicator Signal from Nera F77. This signal is used in the Auto answer OFF mode and when ON indicates that an incoming call is in progress. The signal will go OFF when the call is answered by the PC by turning circuit 108 Data Terminal Ready ON.
$ - HDT,xxx.x,T*hh<CR><LF> where $- = start of sentence and Talker ID xxx.x = heading in degrees T = true hh = check sum (can be omitted) <CR><LF> = carriage return & line feed LIST1-B(-) LIST1-A(+) Nera F77 Continuing the Saturn tradition...
W) and flow small amount of tin into bore. Push cable inner conductor into bore, immediately remove soldering iron to prevent melting of the dielectric. Push prepared cable into and tighten Do not rotate cable in connector body. scale Nera F77 Continuing the Saturn tradition...
Insert connector body. Screw in and tighten nut A with wrenches of 16 mm, type 74Z 0-0-3, until rubber gasket C is split. Do not distort cable and connector body. Armoured cable: Finally, screw on and tighten armour clamp. scale Nera F77 Continuing the Saturn tradition...
Slide Observe the distance 1.5-2 mm. dielectric along centre conductor lengthwise 6-8 times. Cut off protruding foil to front of 1.5-2 Push over Screw onto and tighten with spanner. Torque 19 Nm. scale Nera F77 Continuing the Saturn tradition...
Screw the tightly together with a torque of approx. 40 Nm. Tighten the back nut of the with a torque of approx. 15 Nm. Nera F77 Continuing the Saturn tradition...
Using the screwdriver, press the dielectric away from the outer conductor tube to ensure good contact when entering the connector head. Screw the tightly together with a torque of approx. 60 Nera F77 Continuing the Saturn tradition...
Above Deck Unit, 101993 Deck mounted radome (cutaway view) Below Deck Equipment w/accessories, QUFC911964 Main Communication Unit (MCU) 100141 AC mains cable for F77 MCU 101818 Distress Alarm Unit 101154 Cable for DA, 4 x 0.22, 10 m TFKR41206/8 Nera ISDN Handset...
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100149 MUB board incl. base plate bracket 102195 ISDN / Analogue Terminal Adapter incl. base plate 102196 Strap for F77 FAR Radome Installation & Service (lifter) 102188 Small fuse 5x20 (5A slow) NGH24104/5 Screw M3.5 x 9.5 cylinder head, selftapping,...
QRPM 911 111-3000 (3 m) -10000 (10 m) Pin no. To ISDN on MCU Analogue telephone cable QRPM 911033-2000 ( 2 m) Pin no. To TEL on MCU USB cable QRPM 911033-2000 ( 2 m) Pin no. To USB on MCU Nera F77 Continuing the Saturn tradition...
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Installation Manual APPENDIX 8 Cable pinouts cont'd 9-pin to 9-pin RS-232 cable (3 m) R 906 686 Pin no. Pin no. 9-pin DSUB 9-pin DSUB To RS-232 on MCU Female Male Nera F77 Continuing the Saturn tradition...
The design of Nera F77 with L-band (1.5/1.6 GHz) signals between ADE and BDE, easily enable insertion of an Inmarsat Demodulator to pick up broadcast RF signals via the BROADBAND (DGPS) TNC connector.
Atlantic Ocean West Region AORE AORW Example: Elevation angle for the plotted position 24° for the AOR-E satellite 17° for the IOR satellite Be careful not to read the wrong angle in areas where two satellites overlap. Nera F77 Continuing the Saturn tradition...
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