User Manual
PT-PSW-21C
SAFETY PRECAUTIONS
To ensure 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
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Follow basic safety precautions to reduce the risk of fire, electrical shock and
injury to persons.
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Do not dismantle the housing or modify the module. It may result in electrical
shock or burn.
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Using supplies or parts not meeting t
he products’ specifications may cause
damage, deterioration or malfunction.
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Refer all servicing to qualified service personnel.
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To prevent fire or shock hazard, do not expose the unit to rain, moisture or install
this product near water.
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Do not put any heavy items on the extension cable in case of protrusion.
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Do not remove the housing of the device as opening or removing the housing may
expose you to dangerous voltage or other hazards.
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Install the device in a place with sufficient ventilation to avoid damage caused by
overheat.
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Keep the module away from liquids.
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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.
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Do not twist or pull by force ends of the optical cable. It can cause malfunction.
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Do not use liquid or aerosol cleaners to clean this unit. Always unplug the power
to the device before cleaning.
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Unplug the power cord when left unused for a long period of time.
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Information on disposal for scrapped devices: do not burn or mix with general
household waste, please treat them as normal electrical wastes.
