NX-200
45
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.
±0.5ppm
–75.55Hz~
+77.55Hz
@155.1MHz
2. High
power
check
(Batt:
7.5V)
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
4.5W~5.5W
2.0A or less
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.
3. Low power
check
(Batt:
7.5V)
1) CH-Sig: 1-1
PTT:
ON
1) Test Channel
Channel: 1
Test
Signaling
Mode: Analog
Signaling: 1
PTT:
Press
[Transmit] button.
0.7W~1.2W
1.0A or less
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
ANT
Universal
connector
Adjust AG input
to get a standard
MOD.
12.5mV±5.8mV