NX-720H(G)/720H
45
ADJUSTMENT
Item
Panel test
mode
PC test mode
Measurement
Adjustment
Specifi cations/
Remarks
Test-
equipment
Unit
Ter-
minal
Unit
Parts
Method
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 fre-
quency adjustment
under the following
conditions.
• Temperature
range of +20°C to
+26°C (+68.0°F to
+78.8°F).
(The temperature
is displayed on the
Frequency adjust-
ment screen of the
KPG-141D and the
LCD of the trans-
ceiver.)
• Use an accuracy
of 0.003ppm for
the SSG. (Use a
standard oscillator
if necessary.)
SSG
ANT
[PC test mode]
Press [Start] button of
“Auto Tuning”. Press
[Apply] button to store
the adjustment value
after the automatic ad-
justment was fi nished.
[PC test mode]
The value of “IF20”
will become around
“0” after the adjust-
ment was fi nished.
Remark:
“Frequency” is ad-
justed under receiv-
ing condition with
SSG.
Summary of Contents for Nexedge NX-720H
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