La Crosse Technology 616-143V2, Faqs

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La Crosse Technology, Ltd. www.lacrossetechnology.com/support Page 10
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Batteries may be overpowered or underpowered. Remove batteries from projection alarm.
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Press any button 20 times. Leave the projection alarm unpowered for 1-2 hours.
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Install fresh alkaline batteries with correct polarity.
Projection alarm has distorted or frozen display
Explanation: On a brand new projection alarm, check for thin plastic film of printed scratch guard that
may be on the screen of the projection alarm. This thin piece of plastic has printed numbers for store
displays. When the batteries are installed, the “real” numbers show behind the printed scratch guard and
create distortion.
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With all power removed, the projection alarm should be blank.
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If numbers still appear, please check for scratch guard.
Power:
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Check that the batteries are installed correctly.
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This is generally a power related issue.
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Batteries may be overpowered or underpowered.
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Remove batteries from projection alarm.
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Press any button 20 times. Leave the batteries out of the display for 2 hours.
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Insert batteries into the projection alarm.
Projection alarm is blank: No letters, numbers or dashed lines
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Check that the batteries are installed correctly.
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Batteries may be overpowered or underpowered.
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Remove batteries from projection alarm.
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Press any button 20 times. Leave the batteries out of the display for 2 hours.
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Insert batteries into the projection alarm.
Projection alarm drains batteries quickly
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Test a new set of alkaline batteries. Write down the date of installation and the voltage of the
batteries.
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When the batteries fail, please note the date and voltage again. This is helpful in determining the
problem.
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Check for leaking batteries, which may damage the projection alarm.
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Battery life is over 12 months when using reputable battery brands.
Projection alarm has missing segments
Explanation:
When parts of numbers, letters, or pictures are missing on the display, it is often power
related.
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Batteries may be overpowered or underpowered. Remove batteries from projection alarm.
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Press any button 20 times. Leave the projection alarm unpowered for 1-2 hours.

Install fresh alkaline batteries with correct polarity.