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8
OTHER FUNCTIONS
8-6
REF adjustment
The IC-905 automatically adjusts the internal
reference frequency using the received GPS data as
the default setting�
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The IC-905 automatically adjusts the internal reference
frequency, regardless of the “Position Input” setting�
NOTE:
The transceiver has been adjusted and
tested at the factory before being shipped� You
should not have to manually recalibrate it�
To manually adjust the internal reference frequency:
1� Display the “REF Adjust” screen�
» SET > Function >
REF Adjust
2� Touch [Cancel Sync]�
3� Touch [YES]�
4� Adjust the internal reference frequency�
5� To close the REF Adjust screen, push
several times�
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Information
• To synchronize to GPS again, touch [Sync to GPS] in
Step 3�
• While synchronizing, “REF Adjust (Synchronizing to
GPS)” is displayed, and you cannot manually adjust the
internal reference frequency�
• The GPS synchronization is not automatically canceled,
even if you turn OFF the transceiver, then turn it ON
again�
NOTE:
Sudden changes of temperature, for
example, when you turn ON the transceiver, or start
transmission, may cause the transceiver to take a
longer time to synchronize�