User Manual
Page 109
... even when the AC adaptor is powered off. The RTC battery may have become completely discharged while your computer was shipped, resulting in the following error message during startup: BAD RTC BATTERY BAD CHECKSUM (CMOS) CHECK SYSTEM NOTE The above error message may not start ...charging immediately under the following conditions: ❖ The battery is fully charged, we recommend that the battery charges to a month when the computer is charging...
... even when the AC adaptor is powered off. The RTC battery may have become completely discharged while your computer was shipped, resulting in the following error message during startup: BAD RTC BATTERY BAD CHECKSUM (CMOS) CHECK SYSTEM NOTE The above error message may not start ...charging immediately under the following conditions: ❖ The battery is fully charged, we recommend that the battery charges to a month when the computer is charging...