Furuno GP-1850WF, GP-1850WDF manual 13-5, Keyboard test, Display test pattern

Keyboard test

This test checks all controls for proper operation.

1.Press the [MENU] followed by the CONFIGURATION, SYSTEM MENU and SELF TEST soft keys to display the TEST menu.

2.Press the KEYBOARD TEST soft key to display the screen for testing the keyboard.

KEYBOAD

TEST

	▲
▲	▲
PRESS	▲
"CLEAR" KEY
3 TIMES
TO RETURN.

Keyboard test

3.Press each key one by one. The pressed key’s on-screen location turns black if the key is functioning properly.

4.To escape, press the [CLEAR] key three times.

13. MAINTENANCE & TROUBLESHOOTING

Display test

1.Press the [MENU] key followed by the CONFIGURATION, SYSTEM MENU and SELF TEST soft keys to display the TEST menu.

2.Press the TEST PATTERN soft key to open the test pattern display.

3.Press the [ENTER] key to change the test pattern.

TEST PATTERN

WHT RED GRN BLU BLK

PRESS "ENTER" TO CHANGE PATTERN RETURN

WHT

RED

GRN

BLU

BLK

Display test pattern

13-5