NXR-710
46
ADJUSTMENT
Item
Condition
Measurement
Adjustment
Specifi cations / Remarks
Test-
equipment
Unit
Terminal
Unit
Parts
Method
15 .Low RSSI
Adjust
[NXDN
Very
Narrow]
FPU Test mode
1) Adjust Item [Low RSSI (NXDN
Very Narrow)]
Connect the SSG to the RX
ANT.
SSG
setting
Frequency: [Low], [Low’]
[Center], [High’], [High]
Output: –118dBm (0.28µV)
MOD: OFF
SSG
Rear
RX ANT
PC
ADJ
Press [Apply] button to store
the adjustment value.
16. High RSSI
Adjust
[Analog
Wide]
FPU Test mode
1) Adjust Item [High RSSI (Ana-
log Wide)]
Connect the SSG to the RX
ANT.
SSG
setting
Frequency: [Low], [Low’]
[Center], [High’], [High]
Output: –70dBm (70.7µV)
MOD: 1.0kHz
DEV: ±3.0kHz
SSG
Rear
RX ANT
PC
ADJ
Press [Apply] button to store
the adjustment value.
17. High RSSI
Adjust
[Analog
Nar-
row]
FPU Test mode
1) Adjust Item [High RSSI (Ana-
log Narrow)]
Connect the SSG to the RX
ANT.
SSG
setting
Frequency: [Low], [Low’]
[Center], [High’], [High]
Output: –70dBm (70.7µV)
MOD: 1.0kHz
DEV: ±1.5kHz
18. High RSSI
Adjust
[NXDN
Very
Narrow]
FPU Test mode
1) Adjust Item [High RSSI
(NXDN Very Narrow)]
Connect the SSG to the RX
ANT.
SSG
setting
Frequency: [Low], [Low’]
[Center], [High’], [High]
Output: –70dBm (70.7µV)
MOD: OFF
19. Receiver
Sensitivity
Check
[Analog
Wide]
1) Connect the SSG to the RX
ANT.
SSG
setting
Frequency: Desired Frequency
Output: –53dBm (501µV)
MOD = 1.0kHz
DEV: ±3.0kHz
AF:
0.45V/4
Ω
SSG
Audio
analyzer
Oscilloscope
Rear
RX ANT
TEST/
SPKR
Jack
pin 12
4
Ω
load
Check
–115dBm (0.4µV) or Less
[Analog Nar-
row]
2) SSG setting
DEV: ±1.5kHz