A: This device is compatible with VCD, DVD, MP3, and CD disks.
A: Using a thin object, depress the reset button located at the base of the unit, after pulling off the front panel in order to reset the unit.
A: Inspect the fuse for any damage and change it with the correct value if there is any damage present.
A: You have the option to change the sound settings by pressing the SEL button to change modes or using the VOL buttons to set levels.
A: Yes, you can connect your smartphone to the main unit via AUX In (optional) to enhance the clarity during conversation.
A: Roughly, the dimensions of the device is 192 x 178 x 50 mm (d/w/h), with mounting dimensions of roughly 169 x 182 x 53 mm (d/w/h).
A: To activate the loud function, simply press the LOUD button on the remote control to turn the function on.
A: You need to make sure that the CD is correctly loaded into the mechanism.
This will also depend on the nature of the issue, however, if you know that the issue still stands, consider looking into any possible obstructions.