RCA RDR4320 Instruction Manual Download Page 4

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Communications Systems

RDR43x0 Series Intrinsically
Safe Professional Digital
Two-Way Radios

INSTRUCTION MANUAL

Attaching / Removing the Belt Clip

Using a small screwdriver, align the belt clip’s screw holes to the
radio’s chassis. Attach by turning the screws clockwise into the belt
clip’s screw holes. Remove by doing the reverse. (See Figure 4)

Programmable Buttons

Your RCA Communications Systems Dealer can program the
programmable buttons as shortcuts to radio functions or preset
channels/groups depending on the duration of a button press:

Short Press

- Press and release quickly.

Long Press

- Press and hold for the programmed duration (between 1

seconds and 3.75 seconds).

Connecting Audio Accessories

The accessory connector is located on the side of the radio. It is used
to connect RCA audio accessories to the radio. Remove the accessory
cover by unscrewing the screw location at the bottom of the cover.
Connect the desired audio accessory firmly into the accessory jack
and secure the screw by turning it clockwise. (See Figure 5)

Note:

Please loosen the screw prior to removing the audio accessory.

The use of the audio accessory may affect the waterproof performance
of the radio.

None

- No function is assigned to this key.

Outgoing Calls Log

- Enter radio’s outgoing call log menu.

Channel Display

- The radio can display the Channel Alias or the

Channel Frequency. Toggles between Alias and Frequency.

Channel Down

- Switches Up through the available channels.

Channel Up

- Switches Down through the available channels.

Direct Channel Entry

- Enters the direct channel entry mode, which

allows for a channel number to be entered for the radio to switch to
rather than using the Channel Knob or Up / Down keys. (Full Keypad
radio models Only!)

Disconnect

- hangs up the call.

Emergency Off

- Terminates an outgoing emergency. This is the

recommended option for the Orange Button.

Emergency On

- Initiates an emergency. This is the recommended

option for the Orange Button.

Encryption On/Off

- Toggles between Encryption On and Off for the

selected channel.

GPS Location On/Off

- Toggles between GPS On and Off for the radio.

GPS Location Report

- Sends GPS location data report to the preset

target Base Station.

Inbox

- Enter radio’s messages inbox menu.

Keypad Unlock

- Unlocks the keypad. (Full Keypad radio models Only!)

Last Record

- Plays last recorded voice call.

Lock BS

- Enable cell reselection (Trunking Mode Only)

Lone Worker On/Off

- Toggles between Lone Worker On and Off for

the radio.

Turn On/Off the Radio

1. Rotate the On/Off/Volume Control Knob clockwise until you hear a

click. (See Figure 6) The LED blinks green, indicating that the power
up test is successful. The RDR4350™ / RDR4380™ radio displays
“RCA” after powering on.

2. To turn off the radio, rotate this knob counterclockwise until you

hear a click.

Note:

There is no power up tone if the radio tones/alerts function is

disabled. If your radio does not power up, check your battery. Make
sure that it is charged and properly attached. If your radio still does not
power up, contact your RCA Communications Systems dealer.

Adjusting the Volume

To increase the volume, turn the On/Off/ Volume Control Knob
clockwise. To decrease the volume, turn this knob counterclockwise.

Note:

Same for all RDR43x0 Series Radios.

The Programmable Functions are:

None

Monitor On/Off

Outgoing Call Log

Nuisance Temp Delete

Channel Display

One Touch Access 1~15

Channel Down