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Important Note .........................................................1

Introduction ..............................................................2

Intrinsic Safety (IS) Information ............................3

Warning! FCC RF Exposure Requirements ..........4

Controls & Connectors (VX-459) ...........................6

Controls & Connectors (VX-454) ...........................7

Controls & Connectors (VX-451) ...........................8

LCD Icons & Indicators (VX-454 & VX-459) .......9

Before You Begin10

 BatteryPackInstallationandRemoval.............10

 BatteryCharging(CD-58/PA-55)...................... 11

 BatteryCharging(CD-49/PA-45)......................12

 LowBatteryIndication......................................13

 BeltClipInstallationandRemoval...................14

Operation ................................................................16

 PreliminarySteps...............................................16

 OperationQuickStart........................................16

Advanced Operation ..............................................19

 ProgrammableKeyFunctions..........................19

 DescriptionofOperatingFunctions.................22

Lock .........................................................................36

Man Down Function ..............................................36

ARTS (Auto Range Transpond System) ..............36

User Set Mode.........................................................37

Optional Accessories ..............................................38

cOntentS

Vertex Standard VX-451 User Manual

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