Mon Check (Nke-2255) - JRC JMR-5410-4X Instruction Manual

15.4.7.2 MON Check (NKE-2255)

[Operation procedure]
Open the performance monitor status checking screen by performing the following menu operations.
[Menu] button → Maintenance → Diagnosis → MON Check
The following table shows the items that are displayed.
Item
TX Level
RX Level
Memo
• When confirming the attenuation value of the transmitter, after opening the dialogue, wait for
one minute, and then read its value.
• If the attenuation value of the transmitter is -7 dB or lesser, or the receiver's attenuation
indicator is -7 dB or lesser, it indicates that performances of the transmitter/receiver unit are
degrading.
In this case, inspection by the specialized service personnel is required. Contact our dealer, the
nearest service representative or JRC sales.
Displays the attenuation level of the radar transmitter in a numeric value
[dB].
The guidelines of attenuation values are as follows.
Normal: -6.9 dB to +7.0 dB
Performance deterioration: -20.0 dB to -7.0 dB
Displays the attenuation level of the radar receiver in a numeric value [dB].
The guidelines of attenuation values are as follows.
Normal: -6.9 dB to +7.0dB
Performance deterioration: -20.0 dB to -7.0 dB
Displayed information
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