KEYENCE BL-N90 Series - Manual (Page 53)

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3-5 Charge Error Prevention
BL-N90 includes a feature to warn users about charge errors.
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Charge error prevention
This function sounds an alarm if the BL-N90 is set in the communication unit and fails to
charge correctly.
The function is turned off in the initial setting (factory default).
The following situations may cause the scanner to charge incorrectly.
• The charging terminals for the BL-N90 and the communication unit are not touching.
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Reset the BL-N90 so that the charging terminals touch correctly.
• The charging terminals are dirty.
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For details about cleaning the charging terminals, see "Maintenance" on page 8.
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Using charge error prevention
To use this detection function, switch the "Charge error prevention function" setting on the
BL-N90 to "On."
For information about setting this function, see
page 4-25.
Charging terminals
To computer