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When Low Battery Icon flashes on the bottom right of the display,
replace backup batteries with 2 fresh AA batteries. Keep unit
connected to AC power when replacing batteries or you will lose
settings. Make sure to match polarity (+/–) on batteries as shown
below.
Battery Cautions and Tips
• Only use the recommended/supplied batteries or equivalent.
• Use alkaline batteries for longer life.
• Do not mix old and new batteries, and do not mix alkaline, carbon-zinc or
rechargeable nickel-cadmium batteries.
• Insert batteries with proper polarity (+/–) as indicated.
• Remove exhausted batteries from product.
• Do not attempt to recharge non-rechargeable batteries.
• Do not open batteries or heat them beyond normal ambient temperatures.
• To prevent battery leakage or damage, remove batteries from a product if it
will not be used for a month or longer.
• Use extreme caution handling leaking batteries (avoid direct contact with
eyes and skin). If battery leakage comes in contact with eyes, IMMEDIATELY
flush the eye with lukewarm and gently flowing water for at least 30
minutes. If skin contact occurs, wash skin with clear water for at least 15
minutes. Seek medical attention if any symptoms occur.
• Store in cool, dry, ventilated area away from hazardous or combustible
material.
• Do not dispose of batteries in the household trash or fire.
• Follow applicable laws and local regulations for the disposal and
transportation of batteries.
Low Battery Icon
Battery backup installation
AA x 2
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