NX-720H(G)/720H
48
ADJUSTMENT
Item
Panel test mode
PC test mode
Measurement
Adjustment
Specifi cations/
Remarks
Test-
equipment
Unit
Termi-
nal
Unit
Parts
Method
4. Maximum De-
viation (NXDN)
adjust
[Narrow]
Adj item:
[NDEV]
Adjust:[
.]
Deviation meter
LPF : 3kHz
HPF : OFF
PTT : ON
Press [
] key to
store the adjustment
value.
1) Adj item: [Maximum
Deviation (NXDN
Narrow)]
Deviation meter
LPF: 3kHz
HPF: OFF
PTT: Press [Trans-
mit] button.
Press [Apply All]
button to store the
adjustment value.
Deviation
meter
Oscillo-
scope
[Panel tun-
ing mode]
[
],[
]
[PC test
mode]
[
],[
]
Write fi xed value
“513” for each
adjustment point.
Transmit at each
adjustment point
and check that the
Analog deviation is
between 2995Hz
and 3117Hz.
Deviation meter
LPF: 3kHz
HPF: OFF
[Panel tuning
mode]
PTT: ON
[PC test mode]
PTT: Press [Trans-
mit] button
2995~3117Hz
[PC test mode]
Press [Apply All]
button to store the
adjustment value
after all adjust-
ment point was
adjusted.
[Very Narrow]
Adj item:
[NDEV]
Adjust:[
]
PTT : ON
Press [
] key to
store the adjustment
value.
1) Adj item: [Maximum
Deviation (NXDN
Very Narrow)]
PTT: Press
[Transmit] button.
Press [Apply All]
button to store the
adjustment value.
Write fi xed value
“513” for each
adjustment point.
Transmit at each
adjustment point
and check that the
Analog deviation is
between 1331Hz
and 1363Hz.
Deviation meter
LPF: 3kHz
HPF: OFF
[Panel tuning
mode]
PTT: ON
[PC test mode]
PTT: Press [Trans-
mit] button
1311~1363Hz
[PC test mode]
Press [Apply All]
button to store the
adjustment value
after all adjust-
ment point was
adjusted.
Summary of Contents for Nexedge NX-720H
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