MuxLab VideoEase, Руководство по установке

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MuxLab Inc. Troubleshooting
Page 15
4.
Troubleshooting
Reading this section carefully will surely allow you to pinpoint and resolve any type of
malfunction. If after going through this section your problems still cannot be resolved,
then refer to section 4.2 for additional assistance.
4.1. Symptoms, Causes and Possible Solutions
The following section describes some of the symptoms that may arise during an installa-
tion, as well as the possible causes and solutions.
Symptom: The Power LED does not come on
Cause: No power received by unit.
Solutions: Make sure that the power cord is connected to the Hub.
Verify that there is in fact AC at the wall plate by plugging in another
working AC-powered device.
Symptom: No video or audio image.
Causes: Open wiring path
Split or crossed twisted pairs
Solutions: Verify wiring continuity via a simple ohmmeter
Check for split twisted pairs
Check that pin configuration of Hub matches video baluns.
Symptom: Distorted video image
Causes: Reverse signal polarity
Solutions: Verify that polarity is straight through on each audio-video channel.
Verify that pin configuration of the video baluns matches the Hub.
Verify that the the twisted pairs are fully twisted up to the connection
points.
Symptom: Picture is clear but there is a loss of color.
Cause: Excessive signal loss
Solution: Check the effective length of the cable via an ohmmeter and ensure that
distance specifications have not been exceeded.
Check for possible signal losses due to poor connections.