Nosta TKR-304V, User Manual

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ETC
USER MANUAL
23
- Check whether a power plug is connected or not, please,
connect a plug well.
- Check whether a power switch is on or not.
No Power.
- Check whether video input and output are changed or not.
- Check whether video input and output line are disconnected or
contact failure.
- Change them if they have problems.
Monitor screen is not shown.
- Check whether a wire connecting Amplifier and Karaoke is disconnected
or contact failure. Change them if something is wrong with them.
- Check whether a wire connecting Amplifier and Speaker is disconnected
or contact failure. Change them if something is wrong with them.
- Check each switch position and adjust them because Amplifier control
status can be wrong.
- Check volume control of a Karaoke.
- Change a speaker if a speaker unit is bad.
No Sound.
- Check whether a line connected to other products such as a Karaoke,
an amplifier, a speaker etc is connected well or not.
- Clean a contaminated terminal because sound is not coming well if a
pin plug or amplifier input terminal are contaminated.
- Check whether volume control of a Karaoke, amplifier, and an equalizer
is set or not. Adjust volume of each equipment.
Sound is distorted.
Failure check and trouble shooting
Treat the product referring following cases if considered there are problems in the product.
Check other products because users can be inexperienced or other products connected can have problems.
After treating as following items and same problems are happened,
please, do not open a product by yourself and give a call to an agency to buy or a service center of our company.
Cases Try
En
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