Kenwood NX-800 Service Manual page 58

NX-800
Item
Panel tuning mode
3. Sensitivity 2 1) Adj item:[SENS2]
adjust Adjust:[***]
(BPF adjust) 2) Adj item:
[L SENS2]→
[L' SENS2]→
[C SENS2]→
[H' SENS2]→
[H SENS2]
Adjust:[***]
Press [ ] key to store
the adjustment value.
4. RSSI 1) Adj item:[An RRSSI]
reference Adjust:[***]
adjust *5 2) Adj item:
[AnL RRSSI]→
[Analog [AnL' RRSSI]→
Narrow] [AnC RRSSI]→
[AnH' RRSSI]→
[AnH RRSSI]
SSG output:
12dB SINAD level -3dB
(MOD: 1kHz,
Dev: ± 1.5kHz)
[Analog 1) Adj item:[Aw RRSSI]
Wide] Adjust:[***]
2) Adj item:
[AwL RRSSI]→
[AwL' RRSSI]→
[AwC RRSSI]→
[AwH' RRSSI]→
[AwH RRSSI]
SSG output:
12dB SINAD level -3dB
(MOD: 1kHz,
Dev: ± 3kHz)
[NXDN Very 1) Adj item:[Nv RRSSI]
Narrow] Adjust:[***]
2) Adj item:
[NvL RRSSI]→
[NvL' RRSSI]→
[NvC RRSSI]→
[NvH' RRSSI]→
[NvH RRSSI]
SSG output:
12dB SINAD level for
analog Narrow -3dB
(MOD: 1kHz,
Dev: ± 1.5kHz)
*5: Because "RSSI reference adjust" of NXDN Narrow is adjusted by adjusting "RSSI reference adjust [Analog Narrow]", it is not necessary to adjust
"RSSI reference adjust" of NXDN Narrow.
58
ADJUSTMENT
Condition
Test-
PC test mode
equipment
1) Adj item:[Sensitivity 2]
2) Adj item:[Low]
[Low']
[Center]
[High']
[High]
Press [Apply All] button to
store the adjustment value.
1) Adj item:[RSSI SSG
Reference(Narrow)] AF VTVM
2) Adj item:[Low] Oscilloscope
[Low'] Distortion
[Center] meter
[High'] Dummy
[High] load
SSG output :
12dB SINAD level -3dB
(MOD: 1kHz,
Dev: ± 1.5kHz)
1) Adj item:[RSSI
Reference(Wide)]
2) Adj item:[Low]
[Low']
[Center]
[High']
[High]
SSG output :
12dB SINAD level -3dB
(MOD: 1kHz,
Dev: ± 3kHz)
1) Adj item:
[RSSI Reference
(Very Narrow)]
2) Adj item:[Low]
[Low']
[Center]
[High']
[High]
SSG output :
12dB SINAD level for
analog Narrow -3dB
(MOD: 1kHz,
Dev: ± 1.5kHz)
Measurement
Unit Terminal Unit
ANT [Panel
Ext.SP tuning
connector mode]
[
[PC test
mode]
[ ],[ ]
Adjustment
Specifications/
Parts Method
Write the value as Output voltage
followings adjustment of
IC205
],[ ] [L SENS2] / [Low]
: 70
[L' SENS2] / [Low']
: 120
[C SENS2] / [Center]
: 160
[H' SENS2] / [High']
: 206
[H SENS2] / [High]
: 245
[Panel test 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
adjustment value.
Adjust with the
analog signal.
Remarks