Fault Analysis and Treatment : I may be the battery on the motherboard without electricity caused.
故障分析与处理：很可能是主板上的电池无电造成的。
Without external power source, Internal battery can ensure the time displays normally.
内置后配电池，保证无外接电源时，时间可常运转。
It also powers the system if you choose to operate without a battery.
如果您选择不使用电池，它也可以供电给系统运作。
Use your mouse without power interruption for up to 10 months on a single battery.
只需一节电池，鼠标即可延续任务约10个月而不会断电。
Use your mouse without power interruption for up to 10 months on a single battery.
只需一节电池，鼠标即可延续任务约10个月而不会断电。
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