Furuno SC-60 manual MAINTENANCE, Troubleshooting, LCD Check, Diagnostic test sequence

Models: SC-60

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4. MAINTENANCE, TROUBLESHOOTING

5.Press to choose YES and press the [ENT] key. The test proceeds in the sequence shown below.

OK shown for normal;

NG (No Good) shown for error GPS receiver

Processor unit Display unit Internal beacon receiver

ROM, RAM, KEY TEST

HDG OUT1 connector HDG OUT4 connector NAV OUT1connector NAV OUT2 connector BEACON EXT connector DISPLAY connector

I/O TEST

DISPLAY TEST

PROGRAM VERSION DISPLAY

 

ROM

RAM

BAT

 

GPS1

OK

OK

PUSH KEY

 

GPS2

OK

OK

 

 

 

 

 

 

 

 

 

 

GPS3

OK

OK

 

 

 

 

CAL

OK

OK

OK

 

DISP

OK

OK

OK

 

DGPS

OK

OK

 

 

 

 

CNT=

(STOP: PWR OFF)

 

Number of times test executed

After 3 sec.

HDG - -

HDG4 - -

NAV1 - - Factory use

NAV2 - -

B-EXT - -

DSP OK

CNT= (STOP: PWR OFF)

After 3 sec.

<LCD CHECK>

ALL ON 2 SEC.

ALL OFF 3 SEC.

All LCD segments go on 2 sec.,

All LCD segments go off 3 sec.

SOFTWARE VERSION

DISPLAY 205-1312-0**

PROCESS 205-1131-0**

GPS1 205-1313-0**

GPS2 205-1313-0**

GPS3 205-1313-0**

DGPS 085-0182-0**

CNT=*** (STOP: PWR OFF)

ROM, RAM, KEY check appears after 3 sec.

KEY TEST

Press each key one by one. Pressed key’s name appears here if key

is functioning properly.

To stop the test turn off the power.

**= Program version no.

***= No. of times test conducted consecutively.

Diagnostic test sequence

6. Turn off the processor unit to quit the diagnostic test1.

4-3

Page 61
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Furuno SC-60 manual MAINTENANCE, Troubleshooting, LCD Check, Diagnostic test sequence