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Safety Operation Guide
Troubleshooting & Maintenance
Safety Operation Guide
To insure the best from the product, please read all instructions carefully before using the device. Save this manual for further reference.
•
Unpack the equipment carefully and save the original box and packing material for possible future shipment
• Follow basic safety precautions to reduce the risk of fire, electrical shock and injury to persons.
•
Do not dismantle the housing or modify the module. It may result in electrical shock or burn.
• Using supplies or parts not meeting the products’ specifications may cause damage, deterioration or malfunction.
• Refer all servicing to qualified service personnel.
• To prevent fire or shock hazard, do not expose the unit to rain, moisture or install this product near water.
•
Do not put any heavy items on the extension cable in case of extrusion.
• Do not remove the housing of the device as opening or removing housing may expose you to dangerous voltage or other hazards.
• Install the device in a place with fine ventilation to avoid damage caused by overheat.
• Keep the module away from liquids.
• Spillage into the housing may result in fire, electrical shock, or equipment damage. If an object or liquid falls or spills on to the
housing, unplug the module immediately.
•
Do not twist or pull by force ends of the optical cable. It can cause malfunction.
•
Do not use liquid or aerosol cleaners to clean this unit. Always unplug the power to the device before cleaning.
•
Unplug the power cord when left unused for a long period of time.
• Information on disposal for scrapped devices: do not burn or mix with general household waste, please treat them as normal electrical wastes.
Troubleshooting & Maintenance
Problems
Causes
Solutions
Output image with ghost
Bad quality of the connecting cable Try another high quality cable
Impropriate image setting of the
displayer
Adjust corresponding image settings
Output image with color losing or
no video signal output
Fail connection
Reconnect the displayer and the matrix
No output image when switching
No signal at the input / output end Check with oscilloscope or multimeter if there is any signal at
the input/ output end.
Fail or loose connection
Make sure the connection is good
The switcher is broken
Send it to authorized dealer for repairing.
IR remote does not work
Run out of battery
Change for another battery
IR remote is broken
Send it to authorized dealer for repairing.
POWER indicator doesn’t work or
no respond to any operation
Fail connection of power cord.
Make sure the power cord connection is good.
EDID management does not work
normally
The HDMI cable is broken at the
output end.
Change for another HDMI cable which is in good working
condition.
There is a blank screen on the
display when switching
The display does not support the
resolution of the video source.
Switch again.
Manage the EDID data manually to make the resolution of
the video source automatically compliant with the output
resolution.
Static becomes stronger when
connecting the video connectors
Bad grounding
Check the grounding and make sure it is connected well.
Cannot control the device by
control device (e.g. a PC) through
RS-232 port
Wrong RS-232 communication
parameters
Type in correct RS-232 communication parameters.
Broken RS-232 port
Send it to authorized dealer for checking.
Cannot control the device by front
panel buttons while can control it
through RS-232 port
The front panel buttons are
locked
Send command 50605% to unlock the front panel buttons.
Cannot control the device by
RS-232 / IR remote / front panel
buttons
The device has already been
broken.
Send it to authorized dealer for repairing.
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