Operating Precautions - Casio DT-X400 Series User Manual

Rugged smart handheld terminal
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Operating Precautions

Your terminal and its options are precision. Improper operation or rough handling can cause
problems with data storage and other problems. Note and observe the following precautions
to ensure proper operation.
• Do not continue using the battery once it is exhausted.
Doing so could result in data loss or corruption. When the battery is exhausted, replace it
immediately.
• Stop or avoid using the terminal and its options in areas and conditions subject to
the following.
— Large amounts of static electricity
— Extreme heat or cold or humidity
— Sudden temperature change
— Large amount of dust
— After large amount of rain or water falls on the terminal
— Pressing the screen or keys with excessive force when using in the rain
• Pens other than the stylus bundled with this product will not operate correctly with
the terminal.
• Do not use volatile chemical substances such as thinners, benzene or toiletries to
clean the terminal.
When the terminal is dirty, wipe it clean with a soft, dry cloth. Rubbing with excessive
force could scratch the display.
• The power-supply terminals and Data Communication terminals should be cleaned
periodically using an implement such as a dry cotton bud.
Soiling on the terminals may cause connection defects.
• Take care when using chemicals.
Applying thinners, gasoline, kerosene, solvents or oils, or substances such as cleaners,
adhesives, paints, medications or toiletries that contain those materials, to the plastic case
or cover may cause discoloration or other damage.
• LCD panel
The following are characteristics of the LCD panel and do not indicate a fault.
— The LCD panel is manufactured using high-precision technology and features a
minimum of 99.99% eff ective pixels. There may be some pixels that fail to light or that
remain permanently lit.
— If the same screen is displayed on the panel for a prolonged period, its afterimage may
persist after a new screen is displayed. The afterimage will fade after a few moments.
• 802.11a/n Restrictions
— This product is for indoor use only when using channels 36, 40, 44, 48, 52, 56, 60, or
64 (5150-5350 MHz).
— To ensure compliance with local regulations, be sure to select the country in which the
access point is installed.
• Do not use a strap other than the one supplied.
• Lithium-ion Battery Pack
Each lithium-ion battery pack has its life. The life span heavily depends on how the
battery pack is charged or stored which may cause deterioration of the battery pack to
shorten the life span if it is handled improperly. Note the tips below to make the battery
pack last long.
— Be sure to charge the battery pack before using it if the battery pack is used for the fi rst
time or if it has not been used for a long period of time. When charging the battery
pack, continue charging until the charge LED lights green (fully charged).
E-9

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