Kenwood NX-820 Service Manual page 84

Uhf digital transceiver
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NX-820
Item
Panel tuning mode
4. RSSI
1) Adj item: [RRSS]
reference
Adjust: []
*5
2) Adj item:
[R.RSS]
[R.R.SS]
[Analog
[R.R.S.S]
Wide]
[R.R.S.S.]
[R.R.S.S._.]
SSG output: 12dB
SINAD level -3dB
(MOD: 1kHz/±3kHz)
[NXDN Very
1) Adj item: [RRSS]
Narrow]
Adjust: []
2) Adj item:
[R.RSS]
[R.R.SS]
[R.R.S.S]
[R.R.S.S.]
[R.R.S.S._.]
SSG output: 12dB
SINAD level for
Analog Narrow
-3dB
(MOD: 1kHz/±1.5kHz)
*5: Because RSSI Reference (NXDN Narrow) is adjusted by adjusting RSSI Reference (Analog Narrow), it is not necessary to adjust RSSI Refer-
ence (NXDN Narrow).
5.Open
1) Adj item: [SQL]
Squelch *6
Adjust: []
(Squelch
2) Adj item:
level 5)
[S.QL]
[S.Q.L]
[Analog
[S.Q.L.]
Narrow]
[S.Q.L._.]
[S.Q.L._. _.]
SSG output: 12dB
SINAD level
(MOD: 1kHz/±1.5kHz)
[Analog
1) Adj item: [SQL]
Wide]
Adjust: []
2) Adj item:
[S.QL]
[S.Q.L]
[S.Q.L.]
[S.Q.L._.]
[S.Q.L._. _.]
SSG output: 12dB
SINAD level
(MOD: 1kHz/±3kHz)
84
ADJUSTMENT
Condition
PC test mode
equipment
1) Adj item:
SSG
[RSSI Reference
AF VM
(Analog Wide)]
4
2) Adj item: [Low],
Dummy
[Low'], [Center],
load
[High'], [High]
Distortion
SSG output: 12dB
meter
SINAD level –3dB
Oscillo-
(MOD: 1kHz/±3kHz)
scope
1) Adj item:
[RSSI Reference
(NXDN Very Nar-
row)]
2) Adj item: [Low],
[Low'], [Center],
[High'], [High]
SSG output: 12dB
SINAD level for
Analog Narrow
–3dB
(MOD: 1kHz/±1.5kHz)
1) Adj item:
SSG
[Open Squelch
AF VM
(Analog Narrow)]
4
2) Adj item: [Low],
Dummy
[Low'], [Center],
load
[High'], [High]
Distortion
SSG output: 12dB
meter
SINAD level
Oscillo-
(MOD: 1kHz/±1.5kHz)
scope
1) Adj item:
[Open Squelch
(Analog Wide)]
2) Adj item: [Low],
[Low'], [Center],
[High'], [High]
SSG output: 12dB
SINAD level
(MOD: 1kHz/±3kHz)
Measurement
Test-
Termi-
Unit
Unit
nal
ANT
Ext.SP
con-
nector
ANT
Ext.SP
con-
nector
Adjustment
Specifi cations/
Parts
Method
[Panel tuning mode]
After input signal
from SSG, press
[
] key to store
the adjustment
value.
[PC test mode]
After input signal
from SSG, press
[Apply] button to
store the adjust-
ment value.
Adjust with the ana-
log signal.
[Panel tuning mode]
"Open Squelch"
After input signal
will not be adjusted
from SSG, press
correctly if MOD and
[
] key to store
Deviation are wrong.
the adjustment
value.
Remark:
During production, a
[PC test mode]
fi xed value is written.
After input signal
138 (Fixed)
from SSG, press
[Apply] button to
store the adjust-
ment value.
Remarks

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