Black Box AVS404-H User Manual page 45

Chapter 5: Troubleshooting and Maintenance
Solution #2:
Contact Black Box Technical Support at 877-877-2269 or info@blackbox.com.
Cause #3:
The IR remote is beyond the effective range of the IR signal or not pointing at the IR
receiver.
Solution #3:
Adjust the distance and angle and point directly at the IR receiver.
Problem:
Power Indicator remains off when powered on.
Cause:
Failed or loose power connection.
Solution:
Check whether the cables are connected correctly.
Problem:
EDID management does not work normally
Cause:
The HDMI cable is broken at the output end.
Solution:
Replace with another HDMI cable that is in good working condition.
Problem:
There is a blank screen on the display when switching
Cause:
The display does not support the resolution of the video source.
Solution #1:
Switch again.
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