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NX-800/800H
54
ADJUSTMENT
Item
Condition Measurement Adjustment
Specifi cations /
Remarks
Panel test mode PC test mode
Test-
equipment
Unit
Terminal
Unit Parts Method
5. Balance
adjust *2
1) Adj item: [BAL]
Adjust: [
✳✳✳
]
Deviation meter
LPF: 3kHz
HPF: OFF
2) Adj item: [L BAL]
→
[L’ BAL]
→
[C BAL]
→
[H’ BAL]
→
[H BAL]
Adjust: [
✳✳✳
]
PTT: ON
Press [ ] key to store
the adjustment value.
Sub LCD:
Tone frequency
[
] key:
Press while
transmitting to change
20Hz and 2kHz.
1) Adj item: [Balance]
Deviation meter
LPF : 3kHz
HPF : OFF
2) Adj item: [Low],
[Low’], [Center],
[High’], [High]
PTT: Press
[Transmit] button.
Press [Apply All]
button to store the
adjustment value.
[2kHz Sine Wave
Check box]: Check
while transmitting
change to 2kHz.
Deviation
meter
Oscillo-
scope
ANT
[Panel
tuning
mode]
[ ],[ ]
[PC test
mode]
[ ],[ ]
The Deviation of
20Hz frequency is
fi xed. Change the
2kHz adjustment
value to become
the same deviation
of 20Hz within the
specifi ed range.
2kHz Tone deviation
is within ±1.0% of
20Hz tone devia-
tion.
[PC test mode]
Press [Apply All]
button to store the
adjustment value
after all adjustment
point was adjusted.
*2: Refer to the “Necessary Deviation adjustment item for each signaling and mode” table on page 57.
Balance adjustment is common with the adjustment of all signaling deviation.
6. Maximum
Deviation
(NXDN)
adjust *3
[Narrow]
1) Adj item:
[Nn NDEV]
Adjust: [
✳✳✳✳
]
Deviation meter
LPF: 3kHz
HPF: OFF
2) Adj item:
[NnL NDEV]
→
[NnL’ NDEV]
→
[NnC NDEV]
→
[NnH’ NDEV]
→
[NnH NDEV]
Adjust: [
✳✳✳✳
]
PTT: ON
Press [ ] key to store
the adjustment value.
1) Adj item:
[Maximum
Deviation (NXDN
Narrow)]
Deviation meter
LPF: 3kHz
HPF: OFF
2) Adj item: [Low],
[Low’], [Center],
[High’], [High]
PTT: Press
[Transmit] button.
Press [Apply All]
button to store the
adjustment value.
Deviation
meter
Oscilloscope
ANT
[Panel
tuning
mode]
[ ],[ ]
[PC test
mode]
[ ],[ ]
3056Hz ±50Hz
[PC test mode]
Press [Apply All]
button to store the
adjustment value
after all adjustment
point was adjusted.
[Very
Narrow]
1) Adj item:
[Nv NDEV]
Adjust: [
✳✳✳✳
]
2) Adj item:
[NvL NDEV]
→
[NvL’ NDEV]
→
[NvC NDEV]
→
[NvH’ NDEV]
→
[NvH NDEV]
Adjust: [
✳✳✳✳
]
PTT: ON
Press [ ] key to store
the adjustment value.
1) Adj item:
[Maximum
Deviation (NXDN
Very
Narrow)]
2) Adj item: [Low],
[Low’], [Center],
[High’], [High]
PTT: Press
[Transmit] button.
Press [Apply All]
button to store the
adjustment value.
1337Hz ±50Hz
[PC test mode]
Press [Apply All]
button to store the
adjustment value
after all adjustment
point was adjusted.
7. Maximum
Deviation
(Analog)
adjust *3
[Narrow]
1) Adj item:
[An ADEV]
Adjust: [
✳✳✳✳
]
Deviation meter
LPF: 15kHz
HPF: OFF
2) Adj item:
[AnL ADEV]
→
[AnL’ ADEV]
→
[AnC ADEV]
→
[AnH’ ADEV]
→
[AnH ADEV]
Adjust: [
✳✳✳✳
]
PTT: ON
Press [ ] key to store
the adjustment value.
1) Adj item:
[Maximum
Deviation (Analog
Narrow)]
Deviation meter
LPF: 15kHz
HPF: OFF
2) Adj item: [Low],
[Low’], [Center],
[High’], [High]
PTT: Press
[Transmit] button.
Press [Apply All]
button to store the
adjustment value.
Write the same
adjustment value of
“NXDN Deviation
[Narrow]” 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.