Radio Check Section - Kenwood NX-200 K2 Service Manual

Radio Check Section

Item
Panel test mode
1. Frequency 1) CH-Sig: 1-1
check PTT: ON
2. High 1) CH-Sig: 1-1
power PTT: ON
check
(Batt: 7.5V)
2) CH-Sig: 2-1
PTT: ON
3) CH-Sig: 3-1
PTT: ON
3. Low power 1) CH-Sig: 1-1
check PTT: ON
(Batt: 7.5V)
2) CH-Sig: 2-1
PTT: ON
3) CH-Sig: 3-1
PTT: ON
4. MIC 1) CH-Sig: 1-1
sensitivity AG: 1kHz
check PTT: ON
ADJUSTMENT
Condition
PC test mode
equipment
1) Test Channel f. counter Panel
Channel: 1
Test Signaling
Mode: Analog
Signaling: 1
PTT: Press
[Transmit] button.
1) Test Channel Power
Channel: 1 meter
Test Signaling Ammeter
Mode: Analog
Signaling: 1
PTT: Press
[Transmit] button.
2) Test Channel
Channel: 2
Test Signaling
Mode: Analog
Signaling: 1
PTT: Press
[Transmit] button.
3) Test Channel
Channel: 3
Test Signaling
Mode: Analog
Signaling: 1
PTT: Press
[Transmit] button.
1) Test Channel
Channel: 1
Test Signaling
Mode: Analog
Signaling: 1
PTT: Press
[Transmit] button.
2) Test Channel
Channel: 2
Test Signaling
Mode: Analog
Signaling: 1
PTT: Press
[Transmit] button.
3) Test Channel
Channel: 3
Test Signaling
Mode: Analog
Signaling: 1
PTT: Press
[Transmit] button.
1) Test Channel Deviation
Channel: 1 meter
Test Signaling Oscilloscope
Mode: Analog AG
Signaling: 1 AF VTVM
AG: 1kHz
PTT: Press
[Transmit] button.
Measurement
Test-
Unit Terminal Unit
ANT
ANT
Universal
connector
NX-200
Adjustment
Specifi cations /
Parts Method
Check an internal ±0.5ppm
temperature of –75.55Hz~
radio within 25˚C ± +77.55Hz
2˚C. @155.1MHz
Check 4.5W~5.5W
2.0A or less
0.7W~1.2W
1.0A or less
Adjust AG input 12.5mV±5.8mV
to get a standard
MOD.
Remarks
45