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Troubleshooting
39
Troubleshooting
Troubleshooting 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 connection 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 adjustment
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 products gets
stuck, crashes or
cannot be operated
1. Too many programs are
running
2. Normal operation of the
product is disturbed by
external environment (eg.
lightening, static electricity)
Disconnect the product from
the power supply; wait for
1-2 minutes and reconnect
power supply then restart the
product
The touch is slow, it
doesn’t work
Too many programs are
running
Clean up a program that uses
large memory or restart the
product
OPS can’t be turned
on, no display, no
touch
The OPS has not been
connected correctly
Reinstall the OPS computer
