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Copyright © 2020 RCA Communications Systems
www.RCACommunicationsSystems.com
Communications Systems
RDR42x0 Professional Digital
Two-Way Radios
INSTRUCTION MANUAL
RCA and the RCA logo are trademarks of Technicolor SA and are used under license. All other trademarks are the property of their respective owners. © 2020 RCA Communications Systems. All rights reserved.
www.rcacommunicationssystems.com
[email protected]
(877) 822-2915
Created in U.S.A.
Communications Systems
CARE AND CLEANING
• Do not directly handle the radio by its antenna or external
microphone. Damage due to improper handling and misuse is NOT
covered under the warranty.
• Do not place the radio in a dusty or dirty environment.
• Clean the radio with a lint-free cloth moistened with clean water
and/or a mild dishwashing liquid to remove dirt, grease and dust.
• Avoid exposing the radio to corrosives, solvents, or spirits.
• Avoid exposing the radio and it’s battery to direct sunlight for
prolonged periods of time.
Symptom
Solution
Radio will not power on
a. The battery needs charging. Recharge the battery or replace it with
a fresh one.
b. The battery is not properly installed. Remove the battery and
reattach it.
The operating time is noticeably shorter than normal even though
the battery is properly charged.
a.
The battery has worn out; it is time to buy a new battery.
b.
The battery is not fully charged. Make sure that the battery is
removed after LED indicator has turned green.
Cannot talk to or hear transmissions from your group members
a. Make sure that your radio operates on the same channel and / or
has the same CTCSS/CDCSS settings as your group members.
b. Make sure you are within their communication range.
Radio is on, but you cannot hear voice transmissions or they are not
very loud
a. Turn the volume control knob to its maximum volume.
b. Return the radio to your dealer to check for microphone damage.
TROUBLESHOOTING