Replacement Of Magnetron - Furuno FR-7041R-MARK-2 Operator's Manual

6. Press the [ENTER] key to show a test pattern to check the display circuit. The
display looks as below if the display circuit is normal.
7. To quit the test, press the [MENU] key.
3.5

Replacement of Magnetron

When the magnetron has deteriorated the number of targets displayed decreases.
If you feel long range performance has decreased contact a FURUNO agent or
dealer about replacement of the magnetron.
<Press MENU for OTHERS menu.>
Figure 3-2 Test pattern
Table 3-4 Magnetron ordering information
Magnetron
MG5248 000-116-121
E3571A/E3571 000-143-883
3. MAINTENANCE, TROUBLESHOOTING
Code no.
3-7