Feelworld FW7DII/O User Manual
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7. Trouble shooting
If there is any problem using the unit. You can try follow ways to inspect
and solve
● Without image display Trouble shooting
◆
Video cable off or connect
incorrectly
Check the quality of the cable, make sure the
correct input interface
◆
Without video signal input
Check the signal source and output interface
connect is correct or not
◆
Monitor is not be powered on Check the power whether connected, put the
power switch to “on”position
◆
Supply voltage instability
The power adapter or battery is poor
connected with battery plate
◆
The power use is self-made,
polarity connect inversely
Reference "Power input way" reconnect
● Image/color display abnormal Trouble shooting
◆
Video cable poor contact
Change video cable, try again
◆
Video signal interfered from
external environment
Move to another environment to try again
◆
Video input signal amplitude
too low
Check signal source video output, or change
signal source have a try.
◆
Menu color saturation
adjustment closing
Enter menu check color, or reset to factory
settings
◆
B/W set in monochrome or
black & white
Press the B/W button, back to the color
◆
Image deformation
Reset the ratio