Rockwell Automation 6186M-xxxx Industrial Performance Monitors User Manual - Manual (Page 54)

54 Rockwell Automation Publication 6186M-UM002B-EN-P - March 2012
Chapter 5 Troubleshoot the System
Troubleshooting The troubleshooting table lists typical problems you may encounter when using
your monitor. It contains symptoms and possible actions to correct a problem.
TIP Perform an Auto Adjust if there is a video problem. If this action does not
correct the problem, see the Troubleshooting table for additional corrective
actions.
Table 20 - Troubleshooting
Symptom Action
No signal message Check the video cable connection between the computer and monitor. Make sure you are using the video cable
supplied with the monitor or a similar high quality cable.
Perform the automatic video adjustment function.
Screen is blank The video mode may be out of range. Change to the native resolution.
Disable the screen saver.
Adjust the brightness and contrast settings by using the appropriate OSD menu.
Verify that the power cord is connected.
Test the outlet by plugging in a properly functioning device.
Replace the suspected faulty cable or power cord.
Have the monitor serviced.
Out of range message Check the maximum resolution and the frequency on the video port of your computer.
Picture is scrambled The video mode may be out of range. Change to the native resolution.
Check the video cable connection between the computer and monitor. Make sure you are using the video cable
supplied with the monitor or a similar high quality cable.
Check the maximum resolution and the frequency of the video port of your computer.
Perform the automatic video adjustment function.
Picture is not clear Verify the screen refresh frequency rate:
1. Click the Control Panel>Displays>Settings.
2. Select the Monitors tab and then click Advanced.
3. Try refresh frequencies of 60 Hz, 70 Hz, or 75 Hz.
Note: Settings higher than 75 Hz will not display.
Check the video cable connection between the computer and monitor. Make sure you are using the video cable
supplied with the monitor or a similar high quality cable.
Perform a monitor power reset.
Eliminate unnecessary accessories such as video extension cables.
Perform the automatic video adjustment function.
Vertical shaded bars on screen image Image lock is not properly adjusted. Reset the horizontal positioning using the appropriate OSD menu.
Picture has blurry streaks or ghosting to the right of objects on the
screen Adjust the contrast settings using the appropriate OSD menu.
Images are too bright or too dark Adjust the brightness and contrast settings by using the appropriate OSD menu. Brightness problems that
cannot be corrected may be the result of poor video signal output from the video source.
Image is not stable The video mode may be out of range. Change to the native resolution.
Check for proper video cable installation. Replace the suspected faulty cable.
Screen jitter or noisy video The video mode may be out of range. Change to the native resolution.
Check for proper video cable installation. Replace the suspected faulty cable.
Reroute the cables or replace suspected faulty cables.
Check the host computer and monitor grounding.