Removing the RTC Battery

IMPORTANT: Follow local regulations for disposal of all batteries.

  1. See "Removing the Mainboard" on page 82.
  2. Disconnect the RTC Battery as shown.
Travelmate 800 Rtc Battery

3. Lift the battery upward to detach the adhesive.

Acer Aspire 4920 Bios Battery

4. Attach the replacement battery to the Mainboard and connect the cable as shown.

Aspire 8942 Mainboard
  1. See "Removing the Mainboard" on page 82.
  2. Remove the three screws securing the Thermal Module to the Mainboard.
Rtc Battery Acer Aspire 9300




Screw Type

Thermal Module




  1. Lift the Thermal Module clear of the Mainboard.
  2. Lift the Thermal Module clear of the Mainboard.
Acer Aspire 4730z Disassembly
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  • Caden
    Where i can find the battery of bios in of acer aspire 4736z?
    8 years ago
  • John
    Where is the acer aspire 7110 cmos battery?
    6 years ago
    How to check acer aspire 4920 rtc battery?
    6 years ago
  • ty morton
    Where is cmos on acer laptop aspire 4710z?
    4 years ago
    How to replace cmos battery in travelmate 2300?
    3 years ago
  • debi
    How to remove acer aspire 4200 battery?
    2 years ago
  • kibra petros
    How to repair acer 3100 battery?
    7 months ago

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