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NX-800/800H
50
ADJUSTMENT
Radio Check Section
Item
Condition Measurement Adjustment
Specifi cations /
Remarks
Panel test mode PC test mode
Test-
equipment
Unit
Terminal
Unit Parts Method
1. Frequency
check
1) CH-Sig: 1-1
PTT: ON
1) Test Channel
Channel: 1
Test Signaling
Mode: Analog
Signaling: 1
PTT: Press
[Transmit] button.
f. counter Panel ANT Check an internal
temperature of
radio within 25˚C ±
2˚C.
0.3±0.25ppm
+24.255Hz~
+266.805Hz
@485.1MHz
2. High
power
check
1) CH-Sig: 1-1
PTT: ON
1) Test Channel
Channel: 1
Test Signaling
Mode: Analog
Signaling: 1
PTT: Press
[Transmit] button.
Power
meter
Ammeter
Check 25W~35W
9.0A or less K
40W~50W
13A or less HK
2) CH-Sig: 2-1
PTT: ON
2) Test Channel
Channel: 2
Test Signaling
Mode: Analog
Signaling: 1
PTT: Press
[Transmit] button.
3) CH-Sig: 3-1
PTT: ON
3) Test Channel
Channel: 3
Test Signaling
Mode: Analog
Signaling: 1
PTT: Press
[Transmit] button.
21W~29W
9.0A or less K
30W~40W
13A or less HK
3. Low
power
check
1) CH-Sig: 1-1
PTT: ON
1) Test Channel
Channel: 1
Test Signaling
Mode: Analog
Signaling: 1
PTT: Press
[Transmit] button.
3.5W~6.5W
5.0A or less K
7W~13W
8A or less HK
2) CH-Sig: 2-1
PTT: ON
2) Test Channel
Channel: 2
Test Signaling
Mode: Analog
Signaling: 1
PTT: Press
[Transmit] button.
3) CH-Sig: 3-1
PTT: ON
3) Test Channel
Channel: 3
Test Signaling
Mode: Analog
Signaling: 1
PTT: Press
[Transmit] button.
4. MIC
sensitivity
check
1) CH-Sig: 1-1
AG: 1kHz
PTT: ON
1) Test Channel
Channel: 1
Test Signaling
Mode: Analog
Signaling: 1
AG: 1kHz
PTT: Press
[Transmit] button.
Deviation
meter
Oscilloscope
AG
AF VTVM
Adjust AG input
to get a standard
MOD.
Dev: 3kHz at
5mV±1mV