The System Management Controller (SMC) is responsible for many low-level functions on Intel-based Macs. Macbooks have a maximum cycle count of 1000 (see full list below) full charges although some batteries may last longer or shorter depending on other factors like temperature or time between charges. The more you use your laptop, disconnected from a power source, the more cycles you’ll put on your battery.
#Internal battery macbook pro early 2009 manual
Note: The LED on the MagSafe power adapter may change states or temporarily turn off when you reset the SMC. Internal batteries in laptops have a limited lifespan. Apple internal memo to service technicians show battery MacBook is not replaceable MacBook PRO 2010 models service manual macbook technician manual.
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On the built-in keyboard, press the (left side) Shift-Control-Option keys and the power button at the same time.Here are the specs: Crucial M4 CT256M4SSD2 2. A1278 Laptop Battery for MacBook Pro 13' Battery for Apple A1322 (Mid 2009, Mid 2010, Early 2011, Late 2011, Mid 2012 Version) - Li-Polymer 10.95V/63. Plug in the MagSafe power adapter to a power source, connecting it to the Mac if its not already connected. I have a 2009 MacBook Pro (macbook pro 5.4) with Core 2 duo 2.53ghz 4GB RAM with 256 HDD.Note: Portable computers that have a battery you should not remove on your own include MacBook Pro (Early 2009) and later, all models of MacBook Air, and MacBook (Late 2009). Resetting the SMC on portables with a battery you should not remove on your own