10 ST60 Tridata Instrument Owner’s Manual

Cabling

Examineall cables for chafing or other d amage to the outer shield and,
wherenecessary, replace and re-secure.
2.2 Fault finding

Preliminary procedures

Changesin the electronic environment may adversely affect the oper-
ationof your ST60 equipment. Typical examples of such changes are:
• Electricalequipment has recently been installed or moved aboard
yourvessel.
• Youarein the vicinity of anothervessel or shore station emitting radio
signals.
Ifyou appear to have a problem, first ensure that the EMC requirements
(seeChapter 3, Installation)are still being met before further
investigatingthe problem.

Fixing faults

AllRaymarine products are subjected to comprehensive test and quality
assuranceprogrammes 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 exch an ge o f in for ma-
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 Page10 Thursday, November7, 2002 10:21AM