Kenwood NX-900 Service Manual page 63

Item
Panel tuning mode
4. Low RSSI 1) Adj item: [An LRSSI]
at –118dBm Adjust: [✳✳✳]
*7 2) Adj item:
[AnL LRSSI]→
[Analog [AnC LRSSI]→
Narrow] [AnH LRSSI]
SSG output:
–118dBm (0.28µV)
(MOD: 1kHz/±1.5kHz)
[Analog 1) Adj item: [As LRSSI]
Wide 4k] Adjust: [✳✳✳]
2) Adj item:
[AsL LRSSI]→
[AsC LRSSI]→
[AsH LRSSI]
SSG output:
–118dBm (0.28µV)
(MOD: 1kHz/±2.4kHz)
[Analog 1) Adj item: [Aw LRSSI]
Wide 5k] Adjust: [✳✳✳]
2) Adj item:
[AwL LRSSI]→
[AwC LRSSI]→
[AwH LRSSI]
SSG output:
–118dBm (0.28µV)
(MOD: 1kHz/±3kHz)
[NXDN 1) Adj item: [Nv LRSSI]
Very Adjust: [✳✳✳]
Narrow] 2) Adj item:
[NvL LRSSI]→
[NvC LRSSI]→
[NvH LRSSI]
SSG output:
–118dBm (0.28µV)
(MOD: 1kHz/±1.5kHz)
*7: Because "RSSI at –118dBm adjust" of NXDN Narrow is adjusted by adjusting "RSSI at –118dBm adjust [Analog Narrow]", it is not necessary to
adjust "RSSI at –118dBm adjust" of NXDN Narrow.
ADJUSTMENT
Condition
PC test mode
equipment
1) Adj item: [Low RSSI SSG
(Narrow)] AF VTVM
2) Adj item: [Low], Oscilloscope
[Center], [High]
SSG output:
–118dBm (0.28µV)
(MOD: 1kHz/±1.5kHz)
1) Adj item: [Low RSSI
(Wide 4k)]
2) Adj item: [Low],
[Center], [High]
SSG output:
–118dBm (0.28µV)
(MOD: 1kHz/±2.4kHz)
1) Adj item: [Low RSSI
(Wide 5k)]
2) Adj item: [Low],
[Center], [High]
SSG output:
–118dBm (0.28µV)
(MOD: 1kHz/±3kHz)
1) Adj item: [Low RSSI
(Very Narrow)]
2) Adj item: [Low],
[Center], [High]
SSG output:
–118dBm (0.28µV)
(MOD: 1kHz/±1.5kHz)
Measurement
Test-
Unit Terminal Unit
ANT
Ext.SP
connector
NX-900
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.
Remarks
63