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mermaid ventura 213/240 - Users manual Version 3.0
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Page 11 of 18
10. Troubleshooting
If you have troubles using this monitor, please refer to following suggestions for troubleshooting.
If you can not fix it properly, please contact your distributor or place of purchase.
Symptom Suggestions Reference
Screen is blank Ensure that the power cord is connected and the
monitor is on
None
“Check signal cable” message
Ensure that the signal cable is connected firmly
connected to the signal source
Ensure that the signal source is turned on
None
“Sync out of range” message
Check the maximum resolution and the
frequency of the video adapter
Video mode support
The image is too dark or bright
Adjust the brightness and contrast
Horizontal bars appear to flicker, jitter or
shimmer on the image
Adjust the “Image Control / Phase”
Vertical bars appear to flicker, jitter or
shimmer on the image
Adjust the “Image Control / H-Size”
Screen is blank The system activates power management mode.
Just press the PC keyboard or move
the PC mouse
OSD Key function
Image is not stable and may appear to
vibrate
Check the display resolution and frequency.
From your PC or video board is in available mode
for your monitor. On your PC, check
“Control Panel -> Display -> Settings”
If the setting is incorrect, you may change the
setting using PC utility program.
None
Image is not centered on the screen
Adjust the “Image Position / H-Position” or V-
Position
OSD Function and adjustment