NX-720H(G)/720H
49
ADJUSTMENT
Item
Panel test mode
PC test mode
Measurement
Adjustment
Specifi cations/
Remarks
Test-
equipment
Unit
Termi-
nal
Unit
Parts
Method
5. Maximum
Deviation
(Analog)
adjust
[Narrow]
Adj item:
[ADEV]
Adjust:[
.]
Deviation meter
LPF : 15kHz
HPF : OFF
PTT : ON
Press [
] key to
store the adjust-
ment value.
1) Adj item: [Maximum
Deviation (Analog
Narrow)]
Deviation meter
LPF: 15kHz
HPF: OFF
PTT: Press
[Transmit] button.
Press [Apply All] but-
ton to store the adjust-
ment value.
Deviation
meter
Oscillo-
scope
ANT
[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 2050Hz
and 2150Hz.
Deviation meter
LPF: 15kHz
HPF: OFF
[Panel tuning mode]
PTT: ON
[PC test mode]
PTT: Press [Transmit]
button
2050~2150Hz
[PC test mode]
Press [Apply All]
button to store the
adjustment value
after all adjustment
point was adjusted.
[Wide]
Adj item:
[ ADEV]
Adjust:[
.
.
.]
PTT : ON
Press [
] key to
store the adjust-
ment value.
1) Adj item: [Maximum
Deviation (Analog
Wide)]
PTT: Press
[Transmit] button.
Press [Apply All] but-
ton to store the adjust-
ment value.
Write fi xed value “513”
for each adjustment
point. Transmit at
each adjustment
point and check that
the Analog deviation
is between 4150Hz
and 4250Hz.
Deviation meter
LPF: 15kHz
HPF: OFF
[Panel tuning mode]
PTT: ON
[PC test mode]
PTT: Press
[Transmit] button
4150~4250Hz
[PC test mode]
Press [Apply All]
button to store the
adjustment value
after all adjustment
point was adjusted.
6. QT Deviation
adjust
[Narrow]
1) Adj item:[QT]
Adjust:[
.]
Deviation meter
LPF : 3kHz
HPF : OFF
PTT : ON
Press [
] key to
store the adjust-
ment value.
1) Adj item: [QT
Deviation (Analog
Narrow)]
Deviation meter
LPF: 3kHz
HPF: OFF
PTT: Press [Trans-
mit] button.
Press [Apply] button
to store the adjust-
ment value.
Deviation
meter
Oscillo-
scope
ANT
[Panel tun-
ing mode]
[
],[
]
[PC test
mode]
[
],[
]
Write the value
513
(Reference value)
0.35kHz±0.05kHz
[Wide]
1) Adj item:[QT]
Adjust:[
.
.
.]
PTT : ON
Press [
] key to
store the adjust-
ment value.
1) Adj item: [QT Devia-
tion (Analog Wide)]
Deviation meter
LPF: 3kHz
HPF: OFF
PTT: Press
[Transmit] button.
Press [Apply] button
to store the adjust-
ment value.
Write the value
513
(Reference value)
0.75kHz±0.05kHz
Содержание Nexedge NX-720H
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