Diagnostics - Furuno FR-7041R-MARK-2 Operator's Manual

3. MAINTENANCE & TROUBLESHOOTING
3.4

Diagnostics

The test facility checks the keyboard, ROM and RAM for proper operation and
displays program no. and the number of hours the radar has been turned on and
transmitted.
1. Press the [MENU] key to show the main menu.
2. Select OTHER MENU and press the [ENTER] key.
3. Select "22. Test" and press the [ENTER] key. The following display appears.
ROM, RAM check
OK or NG (No Good)
4. The rectangles at the right side of the screen are for checking the keys.
Operate a key and its corresponding rectangle fills if the key is normal.
5. At the bottom of the display, program version no., ROM, RAM check results,
the number of hours the radar has been transmitted and the number of hours
the radar has been powered are shown. The ROM and RAM check results are
shown as OK or NG (No Good). For NG, contact you dealer for advice.
3-6
[Test]
Key test: Press each key and check on-screen
indication lights.
Program No.
ROM
RAM
Hours in use
Tx hours
Press MENU for OTHER menu.
Figure 3-1 Test display
:0359167-0xx
: OK
: OK
: 000006.9H
: 000001.1H
Rectangle fills when
corresponding key
is operated.
Program version no.
(xx = version no.)
Hours radar powered,
transmitted