Checking the Standby Battery

Checking the Standby Battery

Before performing the following steps, make sure that the standby battery is fully charged by leaving the computer plugged into ac power while on or in suspend mode for 24 hours. The computer can be used normally while the standby battery is charging. If any problem is not corrected after charging the standby battery, perform the following steps.
  1.  Power-off the computer and unplug the AC adapter from the computer.
  2.  Remove the battery.
  3.  Remove the top system board.
  4.  Replace the standby battery from the bottom of the top system board.
  5.  Reinstall the top system board.
  6.  Plug the computer into ac power,  power-on the computer, and let the standby battery charge for 24 hours.
  7.  To verify standby battery operation, remove and reinstall  the battery while the computer is in the suspend mode.

    NOTE:   For this test to be valid, the battery should reinstalled within 1 minute.

    The resume operation should start.

  8.  If the resume operation does not work,  replace the top system board.

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