JRC JMR-7210-6X, Instruction Manual

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Section 21 Maintenance & Inspection 21-36
21.4.6 Checking the magnetron current level of the radar
[Magnetron Curr.]
This function is used to check the magnetron current level of the radar.
This function is displayed only when the magnetron radar antenna is connected.
1
Click on the [Menu] button on the left Toolbar.
The menu is displayed.
2
Click on the [Maintenance] - [Selftest] - [Magnetron Curr.] button on the menu.
The magnetron current level of the radar antenna is displayed.
The current level is normal if it is within the following scope under the 48NM range.
10kW transmitter: Scale 4 to 7
25/30kW transmitter: Scale 6 to 10
Note
• In the sector blank area, the display of the magnetron current becomes unstable.
• Check that there are no fluctuations (drift) of 2 scales or more while sector blank is not set. For
the details of sector blank setting, refer to “19.2.5 Setting Sector Blank”.