Kenwood NX-3220 E, Руководство по обслуживанию

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1-96 (No.RA053<Rev.001>)
3.
VCO
Assist 1) Adj item:
[AST]
Adjust:[****]
2) Adj item:
[L1]
→
[L2]
→
[L3] →
[L4]
→
[L5] →
[L6]
→
[C1] →
[C2]
→
[C3 RxOL:L] →
[C4]
→
[C5] →
[H1]
→
[H2] →
[H3]
→
[H4] →
[H5]
→
[H6] →
[C3 RxOL:H
(Long press
the [

]
button)]
Adjust:[****]
Press [ ]
button to store
the adjustment
value.
1) Adj item:
[VCO Assist]
2) Adj item:
[Low1],[Low2],
[Low3],[Low4],
[Low5], [Low6]
[Center1], [Center2],
[Center3],
[Center4], [Center5],
[High1],[High2]
[High3],[High4],
[High5][High6]
[Overlap]
Press [Apply] button
to store the
adjustment value.
Panel [Panel
tuning
mode]
[

],
[

]
[PC
test
mode]
[+], [-]
[PC test mode]
[Automatic
Adjustment]
1) Press [Autotune]
button.
2) Press [Apply] button
to store the adjustment
value after the
automatic adjustment
has finished.
[Manual Adjustment]
[V] indicator on the PC
window shows VCO
lock voltage. Change
the adjustment value
to get VCO lock
voltage within the limit
of the specified
voltage.
Note:
Confirm the VCO
lock voltage
approximately 3
seconds after the
adjustment value is
changed.
2.5V±0.1V
[Automatic
Adjustment]
After the
automatic
adjustment is
performed,
verify that the
VCO lock
voltage is within
the voltage
range which is
specified by the
manual
adjustment.
[Manual
Adjustment]
Press [Apply]
button to store
the adjustment
value after all
adjustment
points have
been adjusted.
4.
Frequency *The
Frequency
adjustment
can be
performed
only in PC
test mode.
1) Adj item:
[Frequency]
SSG output:
-20dBm (22.4mV)
(CW (without
modulation))
Caution:
Perform the
frequency
adjustment under
the following
conditions.
• Temperature
range of +20 ° C to
+33
°
C (+68.0
°
F to
+91.4 ° F).
(The temperature
is displayed on the
Frequency
adjustment screen
of the KPG-D3/
D3N and the LCD
of the transceiver.)
• Use an accuracy
of 0.001ppm for
the SSG. (Use a
standard oscillator
if necessary.)
SSG Panel ANT Panel [Panel
tuning
mode]
[

],
[

]
[PC
test
mode]
[+], [-]
[PC test mode]
Press [Start] button of
“Auto Tuning”. Press
[Apply] button to store
the adjustment value
after the automatic
adjustment has
finished.
[PC test mode]
“IF20” value =
Within 0±30
digits. The value
of “IF20” will
become around
“0” after the
adjustment has
finished.
Remark:
“Frequency” is
adjusted under
receiving
condition with
SSG.
Item Condition Measurement Adjustment Specifications
/Remarks
Panel tuning
mode
PC test mode Test-
equipment
Unit Terminal Unit Parts Method