E F Johnson Company 2425795 사용자 설명서
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Viking™ VP600 Portable Radio Operating Manual
Features
Radios in the field may be upgraded with new features. A new feature can be purchased
and a special encrypted code string keyed to the Electronic Serial Number (ESN) of the
radio is then provided by EF Johnson Technologies. This string is in the form of a
computer file which enables the feature, and is downloaded to the radio. With the new
option file, the user will also receive a new model number label to be placed on the radio
and a new “Model Number tag”.
and a special encrypted code string keyed to the Electronic Serial Number (ESN) of the
radio is then provided by EF Johnson Technologies. This string is in the form of a
computer file which enables the feature, and is downloaded to the radio. With the new
option file, the user will also receive a new model number label to be placed on the radio
and a new “Model Number tag”.