spudger - MacBook Unibody Model A1342 Logic Board User Manual Replacement

Posted in Apple on 23rd February 2013

MacBook Unibody Model A1342 Logic Board User Manual Replacement

TOOLS:
Paste Arctic thermal Silver (1)
00 Phillips screwdriver (1)
Spudger (1)
Torx T6 screwdriver (1)
Torx T8 screwdriver (1)
PARTS:
MacBook Unibody (model #.) A1342)
Map of logic of 2.26 GHz (1)
MacBook Unibody (model #.) A1342)
Map of 2.4 GHz logic (1)
OVERVIEW
This guide to completely replace the logic card.
Step 1 – small
Remove 4 screws of 8 mm, fixation of the lower case for
the MacBook.
Step 2
Lowercase is built in aluminium covered with rubber. Do not excessively bend aluminum at the time of the withdrawal, permanent deformation that would cause problems of tolerance after reassembly. Slightly lift the small near the vent opening. Continue to run your fingers between the cases of the part superior and inferior to the capital appears off the coasts of your clips. The third picture shows the location of these three clips.

Step 3 – drums
For the purposes of caution, we recommend that you disconnect the logic board battery connector in order to prevent electric shock. This step is
optional and is not required. Use the flat end of a spudger to lift the connector of the battery from its holder on the logic board.
It may be easier to use your fingernail to lift both sides of the connector.
Step 4 back – Led
Remove the screws from the rear side optical drive
Wind:
Two 10 mm T8 Torx
Two 5 mm Phillips
Step 5
Remove the screws from the side port of the queue:
Two 10 mm T8 Torx
Two 5 mm Phillips
Step 6
Gently lift the back of the ventilation of the capital.
Step 7-Logic Board
Use the flat end of a spudger to free the logical map of cable AirPort/Bluetooth.
Step 8
Use a spudger to remove fan upward and support of logic board connector. It is useful to activate the spudger axially under wires from the fan to release
the connector. The output of the fan and the fan connector can be seen in photos of the second and third parties. Be careful not to break the plastic intake fan the offset of the logic that you use your
spudger to lift the connector of the fan up and support. Presentation logic map shown in the second image may differ slightly from your machine, but the
the fan output is the same.
Step 9
Remove the three screws that hold the fan in the capital:
A 7.1 mm Phillips head screws.
Two 5 mm screws Phillips.
Lift the fan out of the capital.
Step 10
Use the flat end of a spudger to lift the rear speakers shutdown logic board connector. This connector is very delicate and easily breakable.
Step 11
Use the flat end of a spudger to lift the optical drive into the logic board connector.
Step 12
Use a spudger to lift the right speaker jack and sleep LED connector upwards from the logic board. These connectors are very fragile and break easily.
Step 13
Use the end a spudger to lift flat cable connector Ribbon trackpad off the coast of the logic board.
Step 14
Use your fingernail to lift the closure of the ZIF connector for keyboard sheet cover. Use a spudger to slide the ribbon cable from the keypad of your support.
Step 15
Use the flat end of a spudger to lift the cable connector from the hard drive to the logic board.
Step 16
Use a spudger to lift the left speaker and microphone in the logic board connector. These connectors are very fragile and break easily.
Step 17
Comes mounted on plastic cable screen data sheet and turn it to the inlet side of the team.
Step 18
Gently pull of displayed data cable connector from the socket on the logic board. Disconnect the parallel cable to the side of the logic board.
The data screen cable socket is made of very thin metal and bends easily. Remember to immediately disconnect the plug from its socket.
Step 19
Remove the 6 screws Torx T6 4.4 securing the logic board to the capital. Remove the two screws Torx T6 4.5 mm fixing the MagSafe
Board of Directors of the capital.
Step 20
Lift the side of the logic board on the front of the ports in the capital. Turn the logic of map of the capital to the port free molded in the
top of the town. Pull the logic and the MagSafe Board away from the edge of the capital as one piece. The MagSafe Board can be accidentally removed during this process. As one
as a precautionary measure, make sure is that the MagSafe connector is firmly seated in its socket before lowering the logic board to the top of the helmet.
Before lowering the logic board to the top of the casing, be sure to left microphone and speaker cables are seated in their channels cut into the upper part of the casing (as
as seen in the third photo).

Step 21 heat sink
Remove the shoulder screws Phillips put the heatsink to the logic board of 8.3 mm that is four. Monitoring of each bolt springs.
Step 22
Lift the heat sink from the logic board. If you want to mount the radiator on the laptop, we have a guide to thermal paste which allows to replace the
easy thermal paste.
Step 23 – logic board replacement tear support DC-in connector on the logic board. Pull the parallel connector
the face of the logic board.
Step 24
Carefully flip the logic board. Release the tabs on each side of the chip by pressing simultaneously on each tab of the RAM.
These tabs lock the chip in place and releasing will cause the ‘pop’ chip upwards.
Step 25
Once the RAM chip has sprung up, pull it out of its socket. Repeat the operation if a second chip of RAM is installed.
Reassemble the appliance, follow these instructions in reverse order.
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