Raymarine ST70 Instrument Wartungshandbuch PDF herunterladen (Seite 9)

Chapter 1: Diagnostics & Software Upgrades 3

COMMERCIAL IN CONFIDENCE

For information only

COMMERCIAL IN CONFIDENCE

Diagnostic charts

If it appears that an ST70 product is not operating satisfactorily, use the following charts to determine how to

resolve the problem:

• If there is nothing on the screen - refer to Chart 1.

• If data is missing from the screen - refer to Chart 2.

Is power on at any other

product in the system?*

Is the display lit?

Are the instrument

buttons back-lit?

Are the instrument

buttons back-lit?

Switch on power to the

system

Is problem still

present?

Return to

normal

operation

Return to

normal

operation

Return to

normal

operation

At faulty instrument, carry

out switch-on procedure

Check display brightness

setting and adjust as

necessary (see Operating

Guide)

Replace

connecting

cable

Return to

normal

operation

Ensure all system

connections are made

satisfactorily

Nothing on

screen

YES

Is problem still

present?

ST70 troubleshooting

Chart 1

D10478-1

Swap connecting cable to other

connector on rear of product

* The system to which the instrument is connected

(either SeaTalk, SeaTalk or SeaTalk )

YES

Is problem still

present?

Repair internal

connections

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