No sound:

* Ensure that the player is connected properly with other systems, such as power amplifier or TV set.

*Ensure that TV set or power amplifier is working properly.

*Check if MUTE button of the unit or TV set is pressed.

*Examine whether the volume of TV set or player is adjusted to minimum.

No picture:

*Ensure that the player is connected firmly with the other systems, such as TV set.

*Ensure that the TV set is in normal working state.

*Check whether the player is in stand-by state.

*Set the video output as interlace scan when the player is connected to a normal TV set.

Microphone has no sound

* Adjust volume of the microphone properly.

Disc not playing

*Ensure that the disc is placed correctly. (The label side is facing up.)

*Ensure that the disc is clean.

Remote control does not work.

*Remove the obstacles between the player and the remote control.

*Point the remote control at the sensor on the front panel of the player.

*Check whether the batteries have adequate power.

No display or partial display:

*Check whether the disc is scratched and clean.

*As the player is controlled by microcomputer, when there is a trouble, please turn off the power and turn on the player again after several seconds. If no error display, the player can be normally used again.

No output after turning on:

*Ensure that the interval between continuous turning-on is not too short.

*Turn on the player again 10 seconds after

it is turned off.

The screen doesn't light, no output

*The player may have entered stand-by state, press STANDBY on the front panel or the remote controller to activate it.

*Turn on again 10 seconds after the power supply is switched off.

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Jwin JX-DVD400 manual No sound, No picture, Microphone has no sound, Disc not playing, Remote control does not work