Adjustment Item Supplement - Kenwood NX-5800 Service Manual

Uhf digital transceiver
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Receive Assist, Transmit Assist
Tuning point
Display
1
Low 1
2
Low 2
3
Low 3
4
Low 4
5
Low 5
6
Low 6
7
Center 1
8
Center 2
9
Center 3
10
Center 4
11
Center 5
12
High 1
13
High 2
14
High 3
15
High 4
16
High 5
17
High 6

4.3.4 Adjustment item supplement

Adjustment Item
Description
Receive Assist
The lock voltage of VCO (Receive) is ad-
justed.
This item must be adjusted before all ad-
justment items for receiver section are ad-
justed.
Transmit Assist
The lock voltage of VCO (Transmit) is ad-
justed.
This item must be adjusted before all ad-
justment items for transmitter section are
adjusted.
Frequency
Frequency is adjusted under receiving
condition with SSG.
The SSG needs 0.001ppm accuracy so
please use a standard oscillator if neces-
sary.
This item can be adjusted only in PC Test
Mode so that the adjustment value is not
changed easily.
Ramp Offset
Adjust this item to the optimal Ramp volt-
age.
High
Maximum
High Maximum Power is adjusted.
Power
Medium Maximum
Medium Maximum Power is adjusted.
Power
Low
Maximum
Low Maximum Power is adjusted.
Power
High Transmit Pow-
High Transmit Power Limit is adjusted.
er Limit
Medium
Transmit
Medium Transmit Power Limit is adjusted.
Power Limit
1-36 (No.RA017<Rev.002>)
F,K
RX (MHz)
TX (MHz)
450.050000
450.100000
454.450000
454.500000
458.850000
458.900000
463.250000
463.300000
467.550000
467.600000
471.950000
472.000000
476.350000
476.400000
480.750000
480.800000
485.050000
485.100000
489.450000
489.500000
493.850000
493.900000
498.250000
498.300000
502.550000
502.600000
506.950000
507.000000
511.350000
511.400000
515.750000
515.800000
519.950000
519.900000
F2,K2
RX (MHz)
TX (MHz)
380.050000
380.100000
385.550000
385.600000
391.050000
391.100000
396.550000
396.600000
402.550000
402.600000
408.050000
408.100000
413.550000
413.600000
419.050000
419.100000
425.050000
425.100000
430.550000
430.600000
436.050000
436.100000
441.550000
441.600000
447.550000
447.600000
453.050000
453.100000
458.550000
458.600000
464.050000
464.100000
469.950000
469.900000
Adjustment Item
Description
Low Transmit Pow-
Low Transmit Power Limit is adjusted.
er Limit
High Transmit
High Transmit Power is adjusted.
Power
Medium Transmit
Medium Transmit Power is adjusted.
Power
Low Transmit Pow-
Low Transmit Power is adjusted.
er
Balance
The transmit modulation frequency re-
sponse is adjusted.
This item is adjusted so that the deviation
of 2kHz becomes the same deviation of
20Hz.
This item must be adjusted before all ad-
justment items for deviations are adjusted.
High Deviation
High Deviation of P25/NXDN is adjusted.
(P25/NXDN)
Maximum Deviation
Maximum Deviation of Analog (Wide/Nar-
(Analog Wide/Nar-
row) is adjusted.
row)
This item must be adjusted before all ad-
justment items for tone deviations are ad-
justed.
QT Deviation
QT tone deviation is adjusted.
DQT Deviation
DQT tone deviation is adjusted.
LTR Deviation
LTR tone deviation is adjusted.
DTMF Deviation
DTMF tone deviation is adjusted.
Single Tone Devia-
The deviation of Single Tone used in "2-
tion
tone" is adjusted.
MSK Deviation
MSK tone deviation is adjusted.

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Nx-5800(b)

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