
RMV800 SERVICE MANUAL
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130
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Transmitter
Measurement
Adjustment
Item
Condition
Test Instrument Terminal
Part
Method
Specification
/Remarks
4.TX
Frequency
Enter adjustment item
“
1
”
, each Ch
corresponds to a
specific TX Freq
Radio
Communication
Test Set
ANT
Adjust software
settings
Adjust to Ch frequency Error <50Hz
High power:
PO=50±0.5W
I
≤
12.0A
Check High
power
Middle power:
PO=25±0.5W
I
≤
8.0A
Check
Middle
power
5.TX Power
Each Ch corresponds to
a specific TX Freq,
enter adjustment item
“2”, adjust H/M/L power
Radio
Communication
Test Set
Ammeter
ANT
Adjust software
setting (first
value is 220) and
VR101, press
[PF6] to save
and enters the
next item.
Low power:
PO=5±0.5W
I
≤
5.0A
Check Low
power
Check deviation at
CH L/C/H:
3.75±0.1KHz (W)
6. Max.
Deviation
1. Each Ch corresponds
to a specific TX Freq,
enter adjustment item
“3”, turn to CH (C),
CH(L), CH(H), CH(nC)
Radio
Communication
Test Set
FILTER:
0.05-15KHz
AF:1KHz
50mV
ANT
MIC Jack
Adjust software
settings, press
[PF6] to save
and enters the
next item
Check deviation at
CH L/C/H:
1.75±0.1KHz (N)
7. Modulation
Sensitivity
Check deviation:
2.6KHz-3.4KHz (W)
1.3KHz-1.7KHz (N)
8. Modulation
Distortion
1. Each Ch corresponds
to a specific TX Freq
Radio
Communication
Test Set
FILTER:
0.05-15KHz
AF:1KHz
7mV
ANT
MIC Jack
≤
5%
Check