Mon Display - JRC JMA-5204 Instruction Manual

8.3.1.4 MON Display

The performance monitor status is shown.
* A performance monitor unit is required.
Transmitter System
Attenuation Value
Receiver System
MON Pattern Range
Attenuation Value
[I] Check the Transmitter
When the performance of magnetron is degraded, the attenuation will be strong.
Procedure 1 Press [4] key while Test Menu is open.
MON Display menu opens.
2 Check the attenuation value.
* Transmitter System
Note: About one minute after opening this menu item, check the transmitter attenuation value.
Check attenuation in the transmitter system
Check attenuation in the receiver system
Attenuation Value
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8.3 PERFORMANCE CHECK
(Initial value : 8.0)
Normal operating range : -6.9dB to +2.0dB
Performance degradation range : -15.0dB to -7.0dB
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