© MuxLab Inc. 2014
Installation
1.
Identify the connectors on the HDMI 4X1 Switcher with Audio Extraction as
indicated on the product panels.
In order to install the HDMI 4X1 Switcher with Audio Extraction, please follow the
steps below:
2.
Connect the HDMI video source(s) to the input connector(s) of the switcher.
3.
Connect the HDMI display equipment to output connector of the switcher.
4.
Connect the audio receiver to the appropriate output connector of the
switcher.
5.
Connect the 5 VDC power supply to the switcher first, and then plug the
power supply into an AC power outlet.
6.
Power on the HDMI equipment and verify the image quality.
7.
The following diagram shows the final configuration.
Troubleshooting
The following tables describe some of the symptoms, probable causes and possible solutions
in respect to the installation of the HDMI 4X1 Switcher with Audio Extraction. If you still
cannot diagnose the problem, please call MuxLab Customer Technical Support at 877-689-
5228 (toll-free in North America) or (+1) 514-905-0588 (International).
Picture/
Sound
Probable Cause
Possible Solution
No Image
Wiring
Check continuity
Check correct wiring
No Image
Synchronization
Power off the source and the display.
Power on the devices.
Flickering Image
Synchronization
Check HDMI cable length
Choppy Sound
Synchronization
Check HDMI cable length
Noise in image
Weak signal
Check HDMI cable length
Green or pink hue
Cable
Check HDMI cables and replace.
Noisy Sound
Compressed bitstream
When compressed bitstream is selected
the analog output (3.5 mm Jack) cannot be
used. Set the source to send a LPCM
signal.
Multi-Channel not working
Sink equipment not
supporting Multi-
Channel configuration
Verify that the sink device connected to
the HDMI output is supporting Multi-
Channel sound configuration.
