Raymarine ST60 Tridata - Manual (Page 22)

10 ST60 Tridata Instrument Owner’s Manual
Cabling
Examine all cables for chafing or other damage to the outer shield and,
where necessary, replace and re-secure.
2.2 Fault finding
Preliminary procedures
Changes in the electronic environment may adversely affect the oper-
ation of your ST60 equipment. Typical examples of such changes are:
• Electrical equipment has recently been installed or moved aboard
your vessel.
• You are in the vicinity of another vessel or shore station emitting radio
signals.
If you appear to have a problem, first ensure that the EMC requirements
(see Chapter 3, Installation) are still being met before further
investigating the problem.
Fixing faults
All Raymarine products are subjected to comprehensive test and quality
assurance programmes prior to packing and shipping. However, if a fault
occurs, the following table may help to identify and rectify the problem.
Fault Cause Remedy
Instrument display blank. No power supply. Check power supply.
Check SeaTalk cabling and connector
security.
Check fuse/circuit breaker.
No speed or temperature
information. Speed transducer
cabling problem. Check cabling and security of
transducer connections.
No speed information. Speed transducer
paddle wheel fouled Clean paddle wheel.
See CAUTION below.
No exchange of informa-
tion between SeaTalk
instruments SeaTalk cabling
problem. Check the security of SeaTalk
connectors.
Disconnect instruments one by one, to
isolate faulty unit
81040_1.book Page 10 Thursday, November 7, 2002 10:21 AM