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M3SR Series 4100
Softkey
Operating Manual 6175.4760.02 – 01
Description
Open a listbox and select
with the knob the Receive
Level Scale to be used for
the Receive Level Bar-
graph.
Press 'ENT' to confirm.
The receive level bargraph
is displayed in the Home
menu and in the operational
domain menus when the ra-
dio is receiving (Rx). It
shows the strength of the
receive level in dBµV.
Open a list box and select with the knob the Signal-to-
Noise (SN) Scale. In the reception mode for digital trans-
mission methods there is a signal-to-noise ratio (SNR) bar
displayed in the central area of the operation menu and
through this softkey the operator can change the indicating
range of it. If the SN Scale has the value 28 dB, the bar in-
dicating range goes from -5 dB to +23 dB. If the SN Scale
has the value 70 dB, the bar indicating range goes from -
20 dB to +50 dB.
The SNR bar is provided for the following digital transmis-
sion methods: ALE, HFM and SDV.
Open a listbox and use the
knob to select the connec-
tion quality between control
unit and radio.
Press 'ENT' to confirm.
The connection quality is dependent on the LAN the
radio and the control unit are connected to. In case of
a slow connection due to slow LAN connection select
'Slow' or 'Very Slow'. Otherwise select 'Medium' or
'Fast'.
Navigate to the Control Unit Inventory menu (see "Control
Unit Inventory (4021)" on p. 3.106).
Navigate to the Control Unit Error List menu (see "Control
Unit Error List (4011)" on p. 3.103).
Control Unit Maintenance
Default: 120 dBµV
Default: Fast
Possible Values
20 dBµV
50 dBµV
120 dBµV
Fast
Medium
Slow
Very Slow
3.101
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