Mermaid Technology 181 - Manual (Page 11)

mermaid ventura 170/181 TFT Video Models - Users Manual Version 1.0a
Page 11 of 11
9. Troubleshooting
If you have troubles using your ventura 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
shimmer on the image
Adjust the “Phase”
Vertical bars appear to flicker, jitter or shimmer
on the image
Select “Auto Adjust” in OSD menu
Image is not stable and may appear to vibrate
The system activates power management mode.
Just press the PC keyboard or move the PC
mouse
Screen is blank
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.
Image is not centered on the screen
Adjust the “Image Position / H-Position or V-
position”.