Do you have a question about the Roberts RD4 and is the answer not in the manual?
Overview of the LCD screen and front panel controls like Info, Select, Menu, Tone, Preset.
Side sockets for external power and earphones, which also acts as an aerial.
Top panel controls for power on/off and preventing accidental operation.
Details how the backlight illuminates the display for visibility in dark environments.
Identifies and explains icons for volume, battery, clock, favourites, tone, and signal strength.
Instructions for opening the cover, inserting batteries, and replacing them when low.
How to plug in earphones and check volume level before use.
The earphone lead acts as an aerial; extend it for better reception.
Explains icons for volume, battery, clock, and favourite stations.
Describes icons for equalization settings and signal reception quality.
Visual examples of volume, battery, clock, tone, and signal strength icons.
How to view the current station's signal strength using the Select button.
How to increase or decrease the radio's volume using the Select button.
Solutions for a non-responsive radio with a blank display.
Steps to resolve issues with no audio output from earphones.
How to fix a situation where the radio buttons are unresponsive.
Tips for improving radio signal reception.











