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Kenwood NX-3720HG Service Manual page 135

Vhf digital transceiver, uhf digital transceiver
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Item
Condition
Panel tuning
mode
[NXDN
1) Adj item:
Very
[Nv NDEV]
Narrow]
Adjust:[****]
2) Adj item:
[L1]→
[L3]→
[L5]→
[C1]→
[C3]→
[C5]→
[H2]→
[H4]→
[H6]
Adjust:[****]
PTT : ON
Press [
]
button to store
the adjustment
value.
8.
1) Adj item:
DMR
[D DDEV]
High
Adjust: [****]
Deviation
2) Adj item:
[L1]→
[L3]→
[L5]→
[C1]→
[C3]→
[C5]→
[H2]→
[H4]→
[H6]
Adjust:[****]
PTT : ON
Press [
]
button to store
the adjustment
value.
Measurement
PC test mode
Test-
equipment
1) Adj item:
Deviation
[NXDN High
meter
Deviation (NXDN
Oscilloscope
Very Narrow]
Deviation meter
LPF: 3kHz
HPF: OFF
2) Adj item:
[Low1]→
[Low3]→
[Low5]→
[Center1]→
[Center3]→
[Center5]→
[High2]→
[High4]→
[High6]
Press [Transmit]
button.
Press [Apply]
button to store the
adjustment value.
1) Adj item:
Deviation
[DMR High
meter
Deviation (DMR
Oscilloscope
Narrow)]
Deviation meter
LPF: 3kHz
HPF: OFF
2) Adj item:
[Low1]→
[Low3]→
[Low5]→
[Center1]→
[Center3]→
[Center5]→
[High2]→
[High4]→
[High6]
Press [Transmit]
button.
Press [Apply]
button to store the
adjustment value.
Unit Terminal Unit
Parts
Panel ANT
Panel [Panel
tuning
mode]
[],
[]
[PC
test
mode]
[+], [-]
Panel ANT
Panel [Panel
tuning
mode]
[],
[]
[PC
test
mode]
[+], [-]
Adjustment
Specifications
Method
Write fixed value for
1311~1363Hz
each adjustment point.
(The value is written
below.) Transmit at
each adjustment point
and check that the
Analog deviation is
between 1331Hz
1311Hz and 1363Hz.
Deviation meter
LPF: 3kHz
HPF: OFF
498(Reference value)
[Panel tuning mode]
PTT: ON
[PC test mode]
PTT: Press [Transmit]
button
Write fixed value for
2695~2803Hz
each adjustment point.
(The value is written
below.) Transmit at
each adjustment point
and check that the
Analog deviation is
between 2695Hz and
2803Hz.
Deviation meter
LPF: 3kHz
HPF: OFF
496(Reference value)
[Panel tuning mode]
PTT: ON
[PC test mode]
PTT: Press [Transmit]
button
(No.RA054<Rev.001>)1-135
/Remarks

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