![]() Disconnect the AC adapter and remove the computer's battery.ģ. ![]() On the MacBook (13 inch, Late 2008), MacBook Pro (15-inch, Early 2008), and MacBook Pro (17-inch, Early 2008) laptops, use the following steps to reset your SMU.Ģ. Performing an SMC reset resets the hardware power management functions. An SMC reset should not be necessary except as a last resort in cases where a hardware issue with the power management system is suspected. Resetting the SMC is not intended for resolution of a stall or situation in which the computer is unresponsive. Examples include not turning on, not waking from sleep, not charging the battery, or not recognizing the AC Adapter, among others. Over time, the settings in the System Management Controller may become unusable, which can result in operational anomalies with the computer. Educational Institution and Student Discounts.
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