Furuno RD-33 Operator's Manual page 71

No. Items
1 ROM, RAM
2 0183
3 Program version (CPU Main,
CPU Boot, CPU CAN LD)
4 CNT
5. Press each key or arrow one by one. A key's or arrow's on-screen location turns
to red if the key or arrow is normal. When you press a key or arrow again, red turns
to white.
6. Press the MENU key three times to escape from the system test.
7. Use the Cursorpad (
cute the LCD test. The red pattern appears.
8. Press the ENT key continuously. The screen changes as follows.
Red
16 tones of red
White
[System] menu
9. Press the DISP key to close the menu and display the data screen.
8. MAINTENANCE, TROUBLESHOOTING
System Test items
The results of the ROM/RAM test are displayed
as "OK" or "NG" (No Good). If any NG is dis-
played, contact your dealer.
The result of the port NMEA 0183 is displayed as
"OK" or "NG". Port NMEA 0183 requires a special
connector to test it. When a special connector is
not connected, "--" is shown. If any NG is dis-
played, contact your dealer.
Each program number and program version
number are displayed.
The number of times for diagnostic test is dis-
played.
or ) to select [LCD Test] and press the ENT key to exe-
Green
16 tones of green
Black
Description
Blue
16 tones of blue
16 tones of gray
8-3