step 2 - MacBook Pro 17″ Series Unibody LogicBoard Replacement Guide

Posted in Apps on 9th November 2012

MacBook Pro 17″ Unibody LogicBoard Replacement

TOOLS: Arctic Silver Thermal Paste (1)Phillips 00 Screwdriver (1)Spudger (1)
PARTS: MacBook Professional 17″ Unibody (Early 2009)2.sixty six GHz Logic Board (1)

SUMMARY Use this information to switch your MacBook Pro’s logic board. Earlier than reattaching the warmth sink, itis essential to use a brand new layer of thermal paste.

Step 1 – Lower Case
Take away the following ten screwssecuring the decrease case to theupper case:Three 13.5 mm Phillips screws.Seven 3 mm Phillips screws.

Step 2
Wedge your fingers between the decrease case and the vent, and lift upward to launch theclips holding the lower case to the higher case.Remove the lower case.

Step three – Battery
At any time when working close to the logic board, it’s all the time sensible to first disconnect thebattery to keep away from brief circuits.Seize the plastic tab hooked up to the battery connector and pull it towards the front edge ofthe device.Pull the tab parallel to the face of the logic board.

Step 4 – Right Fan
Use the flat finish of a spudger to raise the appropriate fan connector out of its socket on the logicboard.It’s useful to twist the spudger axially from beneath the fan cable wires to releasethe connector.The fan socket and the fan connector might be seen within the second and third pictures.Watch out not to break the plastic fan socket off the logic board as you use yourspudger to lift the fan connector straight up and out of its socket. The structure of the logicboard proven in the second picture might look barely different than your machine however thefan socket is the same.

Step 5 Take away the three 3.1 mm Phillipsscrews securing the suitable fan to thelogic board.

Step 6
Take away the fitting fan from theupper case, minding its cable thatmay get caught.

Step 7 – Logic Board
Use the flat finish of a spudger to liftthe left fan connector out of itssocket on the logic board.It is useful to twist thespudger axially frombeneath the fan cable wires torelease the connector.

Step eight
Remove the three 3.1 mm Phillips screws securing the left fan to the logic board.Remove the left fan from the higher case, minding its cable that may get caught.

Step 9
Use the tip of a spudger or your fingernail to flip up the retaining flap on the keyboardbacklight ribbon cable.Make certain you might be prying up on the retaining flap, not the socket itself.Pull the keyboard backlight ribbon cable out of its socket.

Step 10
Earlier than disconnecting thecamera cable, a smallplastic retainer stuck to the logicboard should first be moved out ofthe way.Use the tip of a spudger to pushthe small plastic cable retaineraway from the camera cablesocket for sufficient clearance toremove the digital camera cable.

Step eleven
Pull the digital camera cable toward theoptical drive opening to disconnectit from the logic board.The digital camera cable socket isvery fragile. Don’t applyany upward pressure to this socket, asit might break off the logic board.Pull the digital camera cable parallel tothe face of the logic board.

Step 12
Use the flat end of a spudger to prythe optical drive connector up andout of its socket on the logic board.

Step 13
Use the flat end of a spudger to liftthe subwoofer & proper speakerconnector out of its socket on thelogic board.Pry up from beneath thewires.

Step 14
Use the tip of a spudger or your fingernail to flip up the retaining flap on the IR sensorribbon cable socket.Ensure you’re prying up on the retaining flap, not the socket itself.Pull the IR sensor ribbon cable out of its socket.

Step 15 Remove the next 4 screws:Two 3.5 mm Phillips screwsTwo 1.6 mm Phillips screwsRemove each connector shields from the logic board.

Step 16
Use the flat finish of a spudger to prythe trackpad connector up and outof its socket on the logic board.

Step 17
Use your fingernail to flip up the retaining flap on the keyboard ribbon cable socket.Make certain you might be prying up on the retaining flap, not the socket itself.Pull the keyboard ribbon cable out of its socket.

Step 18
Use your fingernail to flip up the retaining flap on the categorical card cage ribbon cablesocket.Make certain you are prying up on the retaining flap, not the socket itself.Pull the express card cage ribbon cable out of its socket.

Step 19 Use the flat end of a spudger to liftthe hard drive cable connector upand out of its socket on the logicboard.

Step 20
Use the tip of a spudger or your fingernail to flip up the retaining flap on the batteryindicator cable socket.Be sure you’re prying up on the retaining flap, not the socket itself.Pull the battery indicator ribbon cable out of its socket.

Step 21
Raise the black plastic flap attached to the show data cable retainer and rotate it toward theDC-In facet of the MacBook.Pull the show information cable out of its socket.The display information cable socket may be very fragile. Do not elevate the connector upward asyou disconnect it, as the socket could break off the logic board. Pull the cableparallel to the face of the logic board.

Step 22
Take away the following eight screwssecuring the logic board and DC-Inboard to the upper case:Six 3.2 mm Phillips screwsTwo 7.6 mm Phillips screws

Step 23
Handle the logic board by its edges only.Carry the logic board from the facet nearest the optical drive and lift it away from the uppercase.Rigorously pull the ports and DC-In board away from the facet of the higher case and removethe logic board, minding any cables that will get caught.

Step 24 – Warmth Sink
Take away the eight 8.three mm Phillipsscrews securing the heat sink tothe logic board.Remember to hold track of thesprings held underneath every ofthe screws.

Step 25
Squeeze the warmth sink thermalsensor cable between your thumband the tip of a spudger.Elevate the spudger upward to raise thethermal sensor connector out of itssocket on the logic board.

Step 26
Remove the warmth sink from thelogic board.If the heat sink appears tobe caught to the logic boardafter removing all eight screws, itmay be useful to make use of a spudger toseparate the 2 components.If you must mount theheat sink back onto thelogic board, we’ve a thermal paste information that makes changing the thermal compound easy.

Step 27 – Logic Board Substitute Pull the DC-In board connector outof its socket on the logic board.Pull the cables parallel tothe face of the logic boardtoward the warmth sink.

Step 28
Take away the two 7.9 mm Phillipsscrews securing the left speaker tothe logic board.

Step 29
Barely elevate the left speaker meeting away from the logic board.Use the flat finish of a spudger to raise the left speaker and microphone connectors out of theirsockets on the logic board.

Step 30
Launch the tabs on each side of the RAM chip by concurrently pushing every tab awayfrom the RAM.These tabs lock the chip in place and releasing them will cause the chip to “pop”up.After the RAM chip has popped up, pull it straight out of its socket.Repeat this process if a second RAM chip is installed.Logic board remains.

To reassemble your system, comply with these instructions in reverse order.

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