Onbon OVP-H4D, Руководство пользователя

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FAQ
This is a professional equipment, users should be professional on it.
When you meet some problems, please try to check with below info. And if
you still cannot solve, please contact with local agent or contact with us
directly.
Problem solutions
There’s no
display or image
output in LCD
screen.

Please check power supply cable.

Please check ON/OFF button of power supply.
There’s display
on LCD screen,
but do not have
image output.

Please check that it is connecting input signal
and already switch to the relative signal source.

Please check that the display terminal supports
output resolution and refresh rate of this
equipment.

Please check the settings of brightness and
contrast.

Please try to reset this equipment, factory
reset.