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6. MAINTENANCE, TROUBLESHOOTING
6-6
6.7 Diagnostic Test
The diagnostic test checks the system for correct operation. This test is for use by ser-
vice technicians, but the user can do this test to provide the service technician with
information.
1. Press the MENU key to open the menu.
2. Use S or T to select [Tests] and press the ENTER key.
3. Use S or T to select [Self Test] and press the ENTER key.
Self Test screen
Test Results
• ROM, RAM: The results of the ROM and RAM test are displayed as "OK" or
"NG" (No Good).
• NMEA1, NMEA2: The results of the ports NMEA1 and NMEA2 are displayed as
"OK" or "- -". Ports NMEA1 and NMEA2 require a special connector to test
them. When a special connector is not connected, "- -" is shown. If "- -" is dis-
played with a special connector, contact your dealer for instruction.
• APPLICATION VERSION, FPGA VERSION: The program numbers and pro-
gram version numbers are displayed.
XX: Program version no.
OK
OK
OK
OK
10.1
4.2
48.1
-40
3112
123.4º
567
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
Key, buzzer,
knob control
and cursorpad
check
0359308-XX.XX
0359307-XX.XX