14 Reliability
The imager scanner will perform reliably if it is operated under normal operating conditions in
the range of advised operating temperature and humidity without excessive electrical or
mechanical shock.
MTBF (Mean Time Between Failures): 50,000 hours
15 Precautions
Caution: Make sure you understand these precautions before you install and use the imager
scanner. Incorrect handling may cause the imager scanner to malfunction, overheat, create
smoke, catch fire, create an electric shock, or cause injury.
General Cautions
• Do not disassemble this product.
• Do not stare into the LED light from the scan window. The LED may damage your eyes.
• Do not expose this product to edible or industrial fat and chemicals.
• Do not let children use this product.
• Be aware that this product may be affected by a momentary voltage fluctuation caused
by lightning.
Electrical Handling
• If the product is faulty or stops working, unplug the cable and contact the dealer. Failure
to unplug the cable may cause the product to malfunction, overheat, create smoke, or
catch fire.
• Do not use this product at a voltage outside the specified range. The product may
overheat, create smoke, or catch fire.
• For the RS-232C model, do not plug or unplug the connectors while power is supplied.
• Read the specification manual carefully and make sure you correctly connect the cable.
Excessive Shock or Stress
• Do not drop this product.
• Do not push or place this product under or between heavy items.
• Do not swing the product by the cable. This action may damage the product or cause
injury.