Operation Manual
2
VX-920 SerieS Operating Manual
important note
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There are no owner-serviceable parts inside the radio. All service jobs must be referred to an authorized Vertex
Standard Service Representative. Consult your Authorized Vertex Standard Dealer for installation of optional
accessories.
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In order to maintain the speciî‚żed water integrity performance, periodic maintenance is recommended.
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Should the radio sustain a severe shock (e.g. if it is dropped), the water integrity may be compromised, requir-
ing service. Should this occur, contact your Authorized Vertex Standard Dealer.
Important Notice for North American Users Regarding 406 MHz Guard Band
The U.S. Coast Guard and National Oceanographic and Atmospheric Administration have requested the
cooperation of the U.S. Federal Communications Commission in preserving the integrity of the protected
frequency range 406.0 to 406.1 MHz, which is reserved for use by distress beacons. Do not attempt to pro-
gram this apparatus, under any circumstances, for operation in the frequency range 406.0 - 406.1 MHz if
the apparatus is to be used in or near North America.
Warning - Frequency band 406 - 406.1 MHz is reserved for use ONLY as a distress beacon by the US
Coast Guard and NOAA. Under no circumstance should this frequency band be part of the pre pro-
grammed operating frequencies of this radio.