U10C034 Telephony Version v1.4 June 2008
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5.1 Battery operation in different termperature
When temperature is over 45 degrees(C) or under 0 degrees(C), the battery charge will be disabled,
battChargerState will be 2 (sleep), and the modem is still in normal operation mode. When
temperature is over 55 degrees(C), the battery charge remains disabled, battChargerState will be 2
(sleep), and the modem will go into power save mode. After temperature is over 60 degrees(C) or
under -10 degrees(C),the battery charge & discharge both will be disabled. If then it goes down
below 57 degrees(C), the battery discharge will be re-enabled (hysteresis mechanism), and the
modem remains in power save mode. If it goes down below 42 degrees(C), the battery charge will be
re-enabled. If battery is fully charged, the battChargerStat value stays in 2 (sleep). For more
detailed description please refer section 5.2 and 5.3.
5.2 Adaptor Mode
The figure show you how battery/LED works in different room temperature if AC adaptor is
existing.
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