When Apple released the aluminum unibody MacBook in October 2008, the differences between the MacBook and MacBook Pro laptop lines narrowed to a point. Turning on Mac. Book Pro without power button. Sometimes, when you troubleshoot a Mac. Book, Mac. Book Pro or Mac. Book Air problem you need to turn it on without using the power button. Is it possible Yes, it is In these laptops unibody style the power button is permanently attached to the keyboard. Is your MacBook Pro running slow Fix any MacBook Pro easily with these quick solutions that will give you speed and increased performance. Explore the world of Mac. Check out the MacBook Pro, iMac Pro, MacBook, iMac, and more. Visit the Apple site to learn, buy, and get support. A%2F%2Fdiscussions.apple.com%2Fservlet%2FJiveServlet%2FdownloadImage%2F2-30765191-757479%2FUntitled.png&hash=50a03fd61be2bfe0f115608aea208987' alt='Macbook Pro Won T Boot After Update Computer' title='Macbook Pro Won T Boot After Update Computer' />Basically, its a part of the keyboard as you can see on the following picture. If the keyboard failed lets say you spilled liquid on it. You cannot use this method to turn on your MBP on a daily basis but it is a good troubleshooting technique. It might help to figure our if the motherboard still works even though the computer doesnt turn on when you push on the power button. You can turn it on by shorting the power on pads with a small flathead screwdriver for a couple of seconds. The power on pads located on the motherboard. In order to access them youll have to remove the bottom cover and its very easy. NOTE shorting the power on pads might not work if the keyboard still connected to the motherboard. If it doesnt work, unplug the keyboard cable from the motherboard and try again. Sometimes it takes a few attempts to make it work. In this post Ill show you how to locate the power on pads on different Apple laptops. The location depends on the model year. You can find the model using the serial number. Locate the serial number printed on the bottom cover and enter it in the search tech specs box click on Browse by Product button first. Ill be adding more pictures as I get access to other models. Mac. Book 1. 3 inch, Late 2. In this model the power on pads look like two solder terminals and located right above the touchpad cable. Mac. Book 1. 3 inch, Late 2. In this model the power on pads located above the left side of the keyboard connector. Mac. Book 1. 3 inch, Mid 2. The power on pads located right above the left side of the keyboard connector on the motherboard. Two square terminals positioned vertically. Mac. Book Air 1. Late 2. In this Mac. Book Air the power on pads located right above the keyboard connector. Mac. Book Air 1. Mid 2. In this MBA the power on pads located just above the right side of the keyboard connector. Mac. Book Air 1. Mid 2. In this MBA 1. Mac. Book Pro 1. Mid 2. In this MBP the power on pads located between the trackpad connector and hard drive connector. On the following picture I disconnected the hard drive cable so you can see the power on pads better. You still should be able to short them with a small flathead screwdriver even without disconnecting the cable. I guess that MBP 1. Mid 2. 00. 9 have two different logic boards. They are similar but power on pads located in a different spot. Take a look at the following two pictures. The power on pads located on the right side from the hard drive cable. On the following picture the hard drive cable disconnected so you can see the pads. Mac. Book Pro 1. Mid 2. In this model the power on pads look like two silver squares and located above the keyboard connector on the left side from the square chip. Mac. Book Pro 1. Early Late 2. In this model the power on pads located on the upper side of the motherboard, on the right side from the screw mounting hole. Mac. Book Pro 1. Mid 2. Heres a shot of the Mac. Book Pro 1. 3 Mid 2. These pads are located to the left of the memory slots and above a silk screened HFe. The power on pads are shiny, silver, square, and larger than the other mostly round silver pads nearby. Mac. Book Pro 1. Late 2. This MBP has power on pads located on the left side of the motherboard, right above the optical drive cable connector. They look like two square solder terminals positioned vertically. Mac. Book Pro 1. Mid 2. This motherboard DOESNT HAVE the power on pads. In order to turn on the laptop youll have to short the 5th pin from the left side of the keyboard connector to the ground a metal stud on the motherboard. Be careful Do not short other pins. Mac. Book Pro 1. GHZ, Mid 2. In this model the power on pads located on the lower part of the motherboard. Mac. Book Pro 1. Mid 2. In this model the power on pads located right above the keyboardtrackpad connector shield. Heres a close up picture with the keyboardtrackpad connector shield removed. The power on pads look like two solder terminals and located above the trackpad connector. Mac. Book Pro 1. Early Late 2. In this model the power on pads also located right above the keyboardtrackpad connector shield but positioned vertically. The pads look like two square solder terminals and located above the keyboard connector. Visual Task Tips 3 4 Keygen Software. Mac. Book Pro Retina, 1. Mid 2. 01. 2 and Mac. Book Pro Retina, 1. Early 2. 01. 3On this motherboard the pads located on the left side for the Air. Port board. Heres a close up picture. Mac. Book Pro 1. Early Mid 2. In this model the power on pads located on the left side from the memory slot and marked R5. Mac. Book Pro 1. Mid 2. On this logic board the pads located in the lower left corner, on the right side to the mounting screw. Mac. Book Pro 1. Early Late 2. On this motherboard the power on pads located horizontally, on the left side from the square SMC chip the larges square chip on the picture. RELATED POST If your keyboard failed youll have to replace it with a new one. Heres how to replace keyboard on a Mac. Book Pro 1. 3, 1. You can support my work It takes hours to create one disassembly guide and only a minute to donate.