Kenwood NX-900 Service Manual page 51

800mhz digital transceiver
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Radio Check Section
Item
Panel test mode
1. Frequency
1) CH-Sig: 1-1
check
PTT: ON
2. High
1) CH-Sig: 2-1
power
PTT: ON
check
2) CH-Sig: 2-1 (TA)
PTT: ON
3. Low
1) CH-Sig: 2-1
power
PTT: ON
check
2) CH-Sig: 2-1 (TA)
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
Channel: 1
Test Signaling
Mode: Analog
Signaling: 1
PTT: Press
[Transmit] button.
1) Test Channel
Power
Channel: 2
meter
Test Signaling
Ammeter
Mode: Analog
Signaling: 1
PTT: Press
[Transmit] button.
2) Test Channel
Channel: 2
Test Signaling
Mode: Analog
Signaling: 1
Talk Around: Check
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
Talk Around: Check
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
NX-900
Adjustment
Specifi cations /
Parts
Method
Check
806.049194~
806.050806MHz
(±1.0ppm
@806.05MHz)
Check
12W~18W
9.0A or less
4.0W~6.0W
5.0A or less
Adjust AG input
Dev: 3kHz at
to get a standard
5mV±1.5mV
MOD.
Remarks
51

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