Acer Aspire 4810TZ Aspire 4810T, 4810TG, 4810TZ and 4410TZG Service Guide - Page 57

detach the RTC battery and follow local regulations for disposal.

Page 57 highlights

3. Disconnect the RTC battery cable from the system board and lift to remove it. NOTE: Be careful when removing the RTC battery. It is glued to the system board. Note: RTC battery has been highlighted with the yellow circle as above image shows. Please detach the RTC battery and follow local regulations for disposal. Chapter 3 49

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