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Kenwood NX-3720HG Service Manual page 133

Vhf digital transceiver, uhf digital transceiver
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Item
Condition
Panel tuning
mode
6.
1) Adj item:
Maximum
[Aw ADEV]
Deviation
Adjust:[****]
2) Adj item:
[Analog
[L1]→
Wide 5k]
[L3]→
[L5]→
[C1]→
[C3]→
[C5]→
[H2V]→
[H4]→
[H6]
Adjust:[****]
PTT : ON
Press [
]
button to store
the adjustment
value.
[Analog
1) Adj item:
Wide 4k]
[As ADEV]
Adjust:[****]
2) Adj item:
[L1]→
[L3]→
[L5]→
[C1]→
[C3]→
[C5]→
[H2V]→
[H4]→
[H6]
Adjust:[****]
PTT : ON
Press [
]
button to store
the adjustment
value.
Measurement
PC test mode
Test-
equipment
1) Adj item:
Deviation
[Maxmum
meter
Deviation (Analog
Oscilloscope
Wide 5k)]
Deviation meter
LPF: 15kHz
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
[Maxmum
meter
Deviation (Analog
Oscilloscope
Wide 4k)]
Deviation meter
LPF: 15kHz
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
4150~4250Hz
each adjustment point.
(The value is written
below.) Transmit at
each adjustment point
and check that the
deviation is between
4150Hz and 4250Hz.
Deviation meter
LPF: 15kHz
HPF: OFF
496(Reference value)
[Panel tuning mode]
PTT: ON
[PC test mode]
PTT: Press [Transmit]
button
Write fixed value for
3310~3410Hz
each adjustment point.
(The value is written
below.) Transmit at
each adjustment point
and check that the
deviation is between
3310Hz and 3410Hz.
Deviation meter
LPF: 15kHz
HPF: OFF
496(Reference value)
[Panel tuning mode]
PTT: ON
[PC test mode]
PTT: Press [Transmit]
button
(No.RA054<Rev.001>)1-133
/Remarks

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