Chapter 6: Maintenance & Fault Finding 6-3
Fault Finding
As a guide to problem solving, common problems and their possible
causes are detailed in Table 6-1.
6.4 Technical Support
Please visit our website at:
www.raymarine.com/recreational/support
where you will find a Questions & Answers database, service
information and e-mail access to the Technical Support department.
Alternatively, if you don’t have access to our website, call:
1-800-539-5539 extension 2444 or
(603) 881-5200 extension 2444
Table 6-1: Fault Finding Guide
Problem Correction
Unit does not function 1. Make sure that the power supply cable is
undamaged and that all connections are tight
and free from corrosion.
2. Check polarity of the dc power cables for
proper connection.
Reconnect cables if necessary.
3. Check in-line fuse. Replace if necessary.
4. Check vessel’s power (battery) for correct
voltage readings(10.0VDC to 18.0VDC).
Poor display definition Adjust contrast setting and/or backlight level.
No position information Check the GPS Receiver connection
Check the GPS Receiver
No fix Check that GPS Receiver not obstructed and
able to get clear direct line of sight view of satel-
lites in the sky.
No NMEA data received Check the POWER/NMEA connector and the
NMEA equipment. Note that NMEA OUT from
one product connects to NMEA IN on another
product and vice versa.
Loss of stored data, eg. waypoints Return to dealer for internal battery check.
Note that the Waypoint database is cleared
when a Factory Reset is performed.
No detailed chart data Check that Nav-Chart card is pushed fully home
Check that the Nav-Chart card has appropriate
cartography.
Other problems Visit website www.raymarine.com
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