Mode Display DP
Troubleshooting
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.
No.
Mode
Resolution
Refresh rate
1
SD
720X480
70Hz
2
720X576
50Hz
3
1280X720
50Hz
4
1280X720
60Hz
5
HD
1920X1080
50Hz
6
1920X1080
60Hz
7
UHD
3840X2160
30Hz
8
3840X2160
60Hz
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
