Coby MP-C855 Instruction Manual page 43

Ensure that the player's memory capacity is not full.

Ensure that the Hold switch is disengaged.

There is no sound during playback.
Check the volume level.

Ensure that the headphones are attached securely to the player.

The sound quality of the music is poor.
Try playing the file on your computer. If the sound quality is still poor, try

downloading the file again or re-encoding the file yourself.
Ensure that the bit rate of the file is not too low. The higher the bit rate

of the file, the better it will sound. The minimum recommended bitrate is
128kbps for MP3s and 96kbps for WMAs.
Try lowering the volume of the player.

Ensure that the headphones are attached securely to the player.

The player will not play my music file.
Ensure that the file is in a compatible format.

The file may be copy-protected and you no longer have authorization to

play this file. If you feel this is in error, please contact the service from
which you downloaded the file.
The LCD characters are corrupted or something is wrong with the
display.
Ensure that the correct menu language has been set.

Try resetting your player (remove and replace the battery).

The player has malfunctioned.
Try resetting your player (remove and replace the battery).

Try updating the player's firmware. Please refer to the Firmware Upgrades

section of this manual for detailed instructions.
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