Casio BN-10, Руководство по обслуживанию и список запасных частей

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Important Precautions
Note the following important precautions whenever using your BN Unit.
• Never expose the BN Unit to fire.
• Avoid temperature extremes. Do not locate the BN Unit in direct sunlight, near a window, near a
heater, etc.
• In very low temperatures display response may slow down or fail entirely. This condition is tempo-
rary and operation should resume under normal temperatures.
• Avoid areas subject to excessive moisture, dirt, and dust.
• Avoid dropping the BN Unit and otherwise subjecting it to strong impact.
• Never bend or twist the BN Unit.
• Never try to take the BN Unit apart.
• Do not use a pen, pencil, or other sharp object to press keys.
• To clean the exterior of the BN Unit, wipe it with a soft cloth dampened in a weak solution of a mild
neutral detergent and water. Be sure to wring out any excess moisture from the cloth before wiping
off the BN Unit. Never use benzene, thinner, or any other volatile agent to clean the unit. Doing so
can remove the figures printed on the case or otherwise damage the case finish.
• The contents of this manual are subject to change without notice.
• CASIO COMPUTER CO., LTD. assumes no responsibility for any loss or claims by third parties
that may arise from the use of this product.
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Data Errors
The BN Unit performs a self-check routine whenever you turn it on. The message showm below
appears if the BN Unit detects a problem with data stored in its memory.
Once data is lost due to a data error it cannot be recovered. Data errors are generally caused by one
of the following problems.
• Interruption of battery power
• Severe electrostatic charge, strong impact, changes in temperature, or changes in humidity
• Hardware problems
When the above message appears, you can do one of the following:
• Reset after viewing data stored in memory
SPREADSHEET Mode data cannot be recalled after a data error. Also note that in the case of a
severe data error, you may not be able to view other mode data stored in memory.
• Reset immediately
Continued problems after performing the RESET operation can indicate a serious hardware problem.