User manual Prestigio Multiboard
Special Tips:
Please check the following table to see if it can help to find out the reason for the
malfunction encountered before performing maintenance. When it still cannot remove the
fault according to the operation of this instruction book completely, please contact the
service center to conduct product maintenance.
Symptom Possible Cause Solution
The screen does not
display anything; there is
no sound, and the indicator
does not come on
Looseness of power
plug, power
failure
Check if the power cord is
properly connected
Pictures shown on the
product have dotted line or
stripe interference
Signal interference
caused by automobile,
neon light, electric
hairdryer, etc.
Try to find out the machine that
affect the product, and then put
them away from the product, or
insert the power plug to another
socket.
Pictures shown on the PC
are offset, do not cover the
entire screen, go beyond
the screen, or are blurred
1.Improper
2.Wrong display mode
1.Use the auto adjustment
function
2.Enter “PC Screen Adjustment”
to adjust the horizontal or vertical
position
3.Use the recommended mode
Short remote control
distance, malfunction of
remote control
1.The remote receiver
of the product is
blocked by some other
object
2.Battery level of the
remote control is low
1.Move the object to avoid
blocking the remote receiver
2.Replace the battery
The product gets stuck,
crashes or cannot be
operated
1.Too many programs
are running
2.Normal operation of
the product is
disturbed by external
environment (e.g.,
lightning, static
electricity)
Disconnect the product from
power supply; wait for 1-2min
and reconnect power supply; then
restart the product
EN
EN - 22
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