Mainboard CMOS Discharge

Discharging the CMOS clears all user settings.

  1. Disassemble the notebook and take out the Mainboard. See "Removing the Mainboard" on page 71.
  2. Remove the RTC battery. See "Removing the RTC Battery" on page 75.
Battery Cmos Travelmate 4150
3. Turn the mainboard over and short the G2 pad.
Acer 4310 Cmos Battery
4. Reconnect the RTC battery and reassemble the unit.
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Responses

  • julian
    Where is bios battery for laptop acer aspire 4736g?
    8 years ago
  • Yrjö
    Are rtc batteries and cmos batteries the same?
    8 years ago
  • TöBI ZARAGAMBA
    When to discharge CMOS?
    8 years ago
  • carey
    How to change cmos battery in a acer aspire AOD2501410?
    8 years ago
  • tamzin jamieson
    How to remove cmos battery acer aspire 6530?
    7 years ago
  • frans
    How to short cmos laptop?
    6 years ago
  • daniel beich
    How to change cmos acer aspire 1410?
    4 years ago
  • rebecca
    How to replace cmos battery on acer aspire one kav10?
    3 years ago
  • Stefanie Bürger
    Where is cmos on acer travelmate 5320 laptop?
    2 years ago
  • MURDO WHITE
    How to replace acer aspire 1680 cmos battery?
    8 months ago
  • burtuka yohannes
    How to change cmos battery acer travelmate 4150?
    8 months ago

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