AT&T 1480 - Manual (Page 30)

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Charge the Handset Battery Pack
• This battery should remain charged up to six days with the ringer
turned on and up to 10 days with the ringer off. A fully charged
battery provides an average talk time of about 10 hours.
• The battery pack needs charging when:
— A new battery is installed in the handset.
— The phone beeps twice every five seconds.
— The screen displays BATTERY LOW and the low battery icon.
• Place the handset in the charging stand so the CHARGING light
turns on.
The battery pack is typically fully charged in 12 hours.
• You can keep the battery fully charged by returning the handset
to the charging stand after each use.
• If you repeatedly get a low battery indicator, even after charging
overnight, the battery should be replaced. Use only Replacement
Battery 3301 (SKU# 91076).
CAUTION: To reduce the risk of fire or injury to persons or
damage to the telephone, read and follow these instructions
carefully:
Charge the battery provided with or identified for use with this product
only in accordance with the instructions and limitations specified in the
User’s Manual, Part 1.
BATTERIES
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