Furuno 1732 - Manual (Page 223)

7. MAINTENANCE, TROUBLESHOOTING
7-10
7.5.2 Test pattern
The test pattern test checks the display for proper display of colors
(MODEL1722C series) or tones (MODEL1722 series).
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 test pattern.
RETURN
GREEN
BLACK
BLUE
GREEN
RED
WHITE
PRESS ENTER KNOB TO CHANGE
PATTERN.
RETURN
RETURN
MODEL1722C series MODEL1722 series
PUSH ENTER KNOB TO CHANGE
PATTERN.
Test patterns
6. For the MODEL1722C series, push the [ENTER] knob consecutively to
show white, red, green, blue and black colors.
7. Press the RETURN soft key.
8. Press the [MENU] key to close the menu.