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Navico NSPL-400 - User Manual

Navico NSPL-400
24 pages
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ENGLISH
NSPL-400
AIS/VHF antenna splitter
User Manual
Isometric view
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Questions and Answers

  • M
    martinjulianAug 1, 2025
    What to do if the Navico NSPL-400 power indicator is not illuminated?
    • M
      mitchellkellyAug 1, 2025
      If the power indicator isn't lit, check the power supply connections, fuse, or circuit breaker. Also, verify the polarity and voltage of the power supply connections.
  • A
    Amanda SimmonsAug 6, 2025
    Why do clicks or pops occur with Navico NSPL-400 when using an FM broadcast receiver?
    • M
      Michael HallAug 6, 2025
      Clicks or pops from a connected FM broadcast receiver are normal during VHF or AIS transmission.
  • L
    Lawrence AndersonAug 10, 2025
    Why do both the ‘AIS’ and ‘VHF’ indicators illuminate on Navico NSPL-400 Cables and connectors when the VHF radio is transmitting?
    • R
      Robert BentleyAug 10, 2025
      The simultaneous illumination of both ‘AIS’ and ‘VHF’ indicators during VHF radio transmission is normal with some VHF radio brands and does not indicate a fault. The antenna splitter's function remains unaffected.
  • D
    Dr. David PattersonAug 16, 2025
    What to do if ‘VHF’ indicator does not illuminate when VHF Radiotelephone is transmitting on Navico NSPL-400?
    • C
      Crystal PriceAug 16, 2025
      Check that the antenna output of the VHF Radiotelephone is connected to the antenna splitter input labelled ‘VHF’.
  • K
    keith22Aug 20, 2025
    What to do if ‘AIS’ indicator does not illuminate when AIS transceiver is transmitting on Navico NSPL-400?
    • R
      Richard BensonAug 20, 2025
      Ensure the antenna output of the AIS transceiver is connected to the antenna splitter input labelled ‘AIS’.
  • D
    Deborah RojasAug 26, 2025
    How to deal with reduced VHF or AIS transmission range using Navico NSPL-400 Cables and connectors?
    • J
      Jenny BowenAug 26, 2025
      A small reduction in transmission range is normal due to the insertion loss of the antenna splitter.

Summary

Notices and Safety

Safety Warnings

Critical warnings for safe installation and operation, including fire hazards and equipment compatibility.

Electrical Connections

Installation Preparation

Installation Procedures

NSPL-400 Mounting and Dimensions

VHF Antenna Connection

VHF Radio Connection

AIS Transceiver Connection

Power and FM Output Connection

Operation

Automatic Operation

Explains the automatic operation of the NSPL-400, signal sharing, and transmission priority between AIS and VHF.

Troubleshooting

Common Issues and Remedies

Provides solutions for common issues like non-illuminated indicators, transmission problems, and reduced range.

Specifications

Technical Details

Lists technical specifications including dimensions, weight, voltage, frequency range, power, and impedance.

Navico NSPL-400 Specifications

General IconGeneral
BrandNavico
ModelNSPL-400
CategoryCables and connectors
LanguageEnglish