8. MAINTENANCE, TROUBLESHOOTING

Network sounder test (Requires Network Sounder ETR-6/10N, ETR-30N)

Press the NETWORK SOUNDER TEST soft key at the MEMORY I/O TEST menu to test the Network Sounder ETR-6/10N or ETR-30N. The equipment displays network sounder program version number, checks the ROM and RAM, and displays water temperature (appropriate sensor required) and depth. The results of the ROM and RAM check are shown as OK or NG (No Good). For any NG, request service. Press the RETURN soft key to return to the MEMORY I/O TEST menu.

PROGRAM No. 02523060XX

ROM 1

: OK

RAM

: OK

TEMPERATURE : 77° F

DEPTH

:4000ft Machine Status +115

XX= Program Version No.

ETR-30N: 0252310XX.XX

Network sounder test results

8.6.2Test pattern

The test pattern test checks the display for proper display of colors.

1.Press the MENU key to show the menu.

2.Press the SYSTEM CONFIGURATION soft key.

3.Press the SYSTEM SETUP soft key.

4.Press the TEST & CLEAR soft key.

5.Press the TEST PATTERN soft key to show the test pattern.

6.Push the ENTER knob consecutively to show white, red, green, blue and black colors individually.

7.Press the RETURN soft key.

8.Press the MENU key to close the menu.

8-8

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Furuno 1734C manual Test pattern, Network sounder test results