90
RayChart 620
If the connections are secure, refer to the Problem Solving section. If
the fault cannot be traced or rectified, please contact your nearest
Raytheon dealer or Service Centre.
Always quote the product serial number. This number is printed on the
rear of the RayChart, below the connectors.
8.2 Problem Solving
All Raytheon products are, prior to packing and shipping, subjected to
comprehensive test and quality assurance programmes. However, if
this unit should develop a fault, please refer to the following table to
identify the most likely cause and the corrective action required to
restore normal operation.
Problem
Correction
No power input.
Check polarity of the DC power cables for
proper connection. Reconnect leads if
necessary.
Check in-line fuse. Replace if necessary.
Check vessel’s power (battery) for correct
voltage readings (10-35V DC).
Poor chart definition.
Adjust contrast setting and/or backlight level.
No position information.
Check the GPS/Loran connection.
Check the GPS/Loran receiver/antenna.
Check your estimated latitude and longitude.
Check the time and date, and correct if
necessary.
No SeaTalk data received.
Check the SeaTalk connector and the
SeaTalk network.
No NMEA data received.
Check the NMEA connector and the
NMEA equipment.
If you still have a problem after referring to the table above, refer to
Section 8.3 for information on testing the unit and clearing the memory.
If this does not resolve the problem, contact your local dealer or
Raytheon Produce Support Department for further advice.
8.3 Unit Test and Reset
The RayChart includes a Unit Test menu that allows you to test various
aspects of the unit and to reset the memory.
Summary of Contents for RayChart 620
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