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| On/Off/Volume Knob | |
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| Used to turn the radio ON or OFF and to adjust | |
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| the radio’s volume. | |
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| Channel Selector Knob | |
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| Used to switch the radio to different channels. | |
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| Accessory Connector | |
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| Used to connect compatible audio accessories. | |
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| Model Label | |
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| Indicates the model of the radio. | |
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| Microphone | |
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| Speaks clearly into the microphone when | |
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OVERVIEW |
| sending a message. | |
| Antenna | ||
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| For models RDU2020, and RDV2020 the | |
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| antennas are | |
RADIO |
| RDU4100 antennas are removable. | |
| LED Indicator | ||
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| ||
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| Used to give battery status, | |
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| radio call information and scan status. | |
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| 12 |
English |
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Side Buttons
•Press and hold down this button to talk, release it to listen.
Side Button 1 (SB1)
•The Side Button 1 is a general button that can be configured by the Computer Programming Software - CPS. The default setting of SB1 is ‘Monitor’.
Side Button 2 (SB2)
•The Side Button 2 is a general button that can be configured by the CPS. The SB2 default setting is ‘Scan/Nuisance Channel Delete’.
The Lithium-Ion (Li-Ion) Battery
RDX Series™ provides different types of batteries. For more information, see “Battery Features” on page 14.