RTI VHD-8, Инструкция по установке и эксплуатации, Страница: 26 / 32

8x8 HDBT Video Matrix Switch
VHD-8
26
If you are having problems with your VHD-8, please read the information below before
contacting technical support.
If you continue to have problems, see Chapter 6 for more information on contacting RTI
technical support.
SYMPTOM:
Color loss or no video signal output
CAUSES:
1) The connecting cables may not be connected correctly or it may be broken.
SOLUTIONS:
1) Check whether the cables are connected correctly and in working condition.
SYMPTOM:
No output image when switching
CAUSES:
1) No signal at the input/output end
2) Fail or loose connection
3) Input source is with HDCP while the HDCP compliance is switched off
4) The display doesn’t support the input resolution
SOLUTIONS:
1) Check with oscilloscope or multimeter if there is any signal at the input/ output end.
2) Make sure the connection is good
3) Send command /%[Y]/[X]:1.
4) Switch for another input source or enable the display to learn the EDID data of the
input.
SYMPTOM:
Cannot control the device via front panel buttons
CAUSES:
1) Front panel buttons are locked
SOLUTIONS:
1) Send command /%Unlock; or select unlock in GUI interface to unlock
SYMPTOM:
Power Indicator remains off when powered on
CAUSES:
1) Fail or loose power connection
SOLUTIONS:
1) Check whether the cables are connected correctly
SYMPTOM:
EDID management does not work normally
CAUSES:
1) The HDMI cable is broken at the output end.
SOLUTIONS:
1) Change for another HDMI cable which is in good working condition.
SYMPTOM:
There is a blank screen on the display when switching
CAUSES:
1) The display does not support the resolution of the video source.
SOLUTIONS:
1) Switch again.
2) Manage the EDID data manually to make the resolution of the video source
automatically compliant with the output resolution.
CHAPTER 5 | TROUBLESHOOTING