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4 diagnostics – Furuno 1715 User Manual

Page 28

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2. MAINTENANCE, TROUBLESHOOTING

20

2.4 Diagnostics

If you feel that your unit is not working
properly, conduct the appropriate diagnostic
test, display unit or antenna unit, to find the
possible cause. If you cannot restore normal
operation, contact your dealer for advice.

Display unit

1. Turn on the power while pressing and

holding down the [MENU/ESC] key.
Continue pressing the [MENU/ESC] key
until the Installation menu appears.

SIMULATION

OFF

TEST ...
LCD PATTERN ...
MEMORY CLEAR

NMEA PORT

: IN/OUT

NMEA OUTPUT

: OFF

GPS WAAS

: OFF

GOTO RADAR SETUP...

INSTALLATION MENU

*

* The simulation provides internally

generated echoes, for use in
exhibitions, etc. "SIM" appears
at the top left corner when the
simulation mode is active.

Installation menu

2. Press ▼ to choose TEST.
3. Press ► to start the test. In a few

moments the results will appear.

ROM

OK

RAM

OK

NMEA

01

Body: 39

°

C

Program No. 0359199-**.**
Push [MENU] 3 times to exit.

* Program no. of FURUNO BlackBox GPS
GP-310B: 48502180XX
GP-320B: 48502380XX
**.** = Program version no.

GPS (XXXXXXX-XX.XX)*: OK

XX = Program
Version No.

Diagnostic test results

Interpreting display unit test results

Item Results

ROM,
RAM

OK: Normal
NG: No Good

NMEA

Test connector required to test.
Normally, “01” is displayed.

Body

Temperature of display unit

GPS

Shows program no. of GP-310B
or GP-320B (if connected) and
GPS status. “OK” shown for
normal; no indication if abnormal.

4. The squares at the right side of the test

results display are for checking controls.
Press each key and the arrows on the
cursor pad one by one. A control’s
corresponding on-screen square “lights” in
black if the control is working properly.

5. To return to the Installation menu, press

the [MENU/ESC] key three times.

6. To restore normal operation, turn off the

power and then turn it on again.

Antenna unit

1. Display the installation menu as in step 1

in the display unit diagnostic test.

2. Press ▼ to choose GOTO RADAR

SETUP and then press ►. Power is
automatically reset.

3. Press the [POWER/BRILL] and [MODE]

keys to transmit.

4. Press the [MENU/ESC] key. The menu

below appears.

(3/3)

RADAR SETUP

SCANNER TEST ...

[MENU/ESC]: Exit.

Page 3/3 of user menu

5. Press ▼ to choose SCANNER TEST.
6. Press ► to start the test. In a few

moments the results will appear, similar to
those shown at the top of the next page.

7. To restore normal operation, turn off the

power and then turn it on again.