TrekStor USB-MusicStick MusicStick 100 - Manual (Page 19)

A Important Notice
A.1 Trouble Shooting
Symptom: No Power!
Possible Reason: Check:
❼ whether the battery is exhausted.
❼ whether the battery has not been properly installed
Actions: Please:
❼ replace with a new battery.
❼ re-install it according to the polarity.
Symptom: No Sound from the Earphones!
Possible Reason: Check:
❼ whether the jack is detached from the unit.
❼ whether the VOLUME is set to ”0”.
❼ whether the battery is exhausted.
❼ whether the plug is contaminated / oxidized.
❼ for corrupted MP3 or WMA file.
Actions: Please:
❼ re-install the earphones again.
❼ increase the volume.
❼ replace with a new battery.
❼ clean the jack.
❼ download the files again.
Symptom: Invalid Character on LCD Screen!
Possible Reason: ❼ The language isn’t supported.
Actions: Please:
❼ visit our website to see whether a new revision firmware is released.
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