Mermaid Technology 150 user manual Troubleshooting, Symptom Suggestions

mermaid ventura 150 TFT x4 - User manual Version 1.1

9. Troubleshooting

If you have troubles using this monitor, please refer to following suggestions for troubleshooting. If you can not rectify the problem yourself, please contact your distributor or place of purchase.

Symptom	Suggestions
Screen is blank	Ensure that the power cord is connected and
	the monitor is on.
“Check signal cable” message	Ensure that the signal cable is connected firmly
	to the signal source. Ensure that the signal source is turned on.
“Sync out of range” message	Check the maximum resolution and the
	frequency of the video adapter.
The image is too dark or bright	Adjust the brightness and contrast.
Horizontal bars appear to flicker, jitter or	Adjust the “Phase”.
shimmer on the image
Vertical bars appear to flicker, jitter	Select “Auto Adjust” in OSD menu
or shimmer on the image
Screen is blank	The system activates power management mode. Just press the PC
	keyboard or move the PC mouse
Image is not stable and may appear to vibrate	Check the display resolution and frequency from your
	PC or video board is within the available range of your monitor.
	On your PC, check “Control Panel -> Display >Settings”.
	If the setting is incorrect, you may change the setting using PC utility
	program.
Image is not centered on the screen	Adjust the “Image Position / H-Position or V-Position”.

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