Introdução

Use this guide to replace the left fan duct.

  • Remove the following ten screws securing the lower case to the upper case:

    • Two 2.3 mm P5 Pentalobe screws

    • Eight 3.0 mm P5 Pentalobe screws

  • Throughout this repair, keep track of each screw and make sure it goes back exactly where it came from to avoid damaging your device.

Adicionar comentário

Wedge your fingers between the upper case and the lower case.
  • Wedge your fingers between the upper case and the lower case.

  • Gently pull the lower case away from the upper case.

  • Remove the lower case and set it aside.

Adicionar comentário

The lower case is connected to the upper case at the center, with two plastic clips. During reassembly, gently push down the center of the lower case to reattach the two plastic clips. During reassembly, gently push down the center of the lower case to reattach the two plastic clips.
  • The lower case is connected to the upper case at the center, with two plastic clips.

  • During reassembly, gently push down the center of the lower case to reattach the two plastic clips.

Adicionar comentário

Remove the plastic cover adhered to the battery contact board.
  • Remove the plastic cover adhered to the battery contact board.

This plastic cover wasn’t included with the new battery so I placed the original one back in. Was it supposed to go back in? This detail wasn’t clear since the original cover didn’t fit exactly over the newer battery connector. Plus any stickiness of adhesive that may have been there was gone.

arnolfo santoro - Responder

Remove the following screws securing the battery connector board to the logic board:
  • Remove the following screws securing the battery connector board to the logic board:

    • Two 2.8 mm T6 Torx screws

    • One 7.0 mm T6 Torx shouldered screw

Top screw in this image was not a T6. I found that a T5 bit fit this one.

Alex Grayson - Responder

Use tweezers to remove the small plastic cover located near the bottom right of the battery connector board. Use tweezers to remove the small plastic cover located near the bottom right of the battery connector board.
  • Use tweezers to remove the small plastic cover located near the bottom right of the battery connector board.

Is adhered to screw beneath, so lift firmly and slowly.

Andrew - Responder

Remove the wide head 6.4 mm T6 Torx screw securing the battery connector to the logic board assembly.
  • Remove the wide head 6.4 mm T6 Torx screw securing the battery connector to the logic board assembly.

I lost this screw! How important is it? Will it be okay with just the 3 previously removed screws?

Gerardo Jimenez - Responder

Carefully lift the battery connector board up off the logic board. It is recommended to bend the battery cables just slightly, to keep the board suspended up above the logic board and out of the way.
  • Carefully lift the battery connector board up off the logic board.

  • It is recommended to bend the battery cables just slightly, to keep the board suspended up above the logic board and out of the way.

  • Do not fold the board completely over, or crease the cables, as this may damage the battery.

Adicionar comentário

Grasp the Interposer with tweezers. An interposer is the name for an interface that links one electrical connection to another. In this repair, it is the board connecting the battery to logic board.
  • Grasp the Interposer with tweezers.

    • An interposer is the name for an interface that links one electrical connection to another. In this repair, it is the board connecting the battery to logic board.

  • Lift the Interposer off the logic board and remove it.

    • Removing this board will ensure that the battery remains disconnected throughout your repair, preventing your computer from accidentally powering on. It's also a good idea to take it out so it doesn't fall out unexpectedly.

WHy to remove battery contact board? Replace can happen without it also, right.

Behram Beldagli - Responder

You don’t want to work on a live system as you could damage parts

Dan -

How can I remove interposer I m not able to remove it

Raunak - Responder

Remove the following screws securing the heat sink to the logic board assembly:
  • Remove the following screws securing the heat sink to the logic board assembly:

    • One 2.4 mm Phillips #00 screw

    • One 3.4 mm T5 Torx screw

    • Four 2.7 mm T5 Torx screws

Hi,

found 4 rubber spacers on the 4 2,5mm screws

ddagonetroppo - Responder

Also found the rubber caps on the 4x2.7mm - didn't bother to replace the caps and didn't have any problems with them.

Rand Bell - Responder

  • Lift and remove the heat sink up off the logic board assembly.

  • When reinstalling the heat sink, be sure to apply a new layer of thermal paste. If you have never applied thermal paste before, we have a guide that makes it easy.

Adicionar comentário

Carefully remove the left fan duct from the edge of the heat sink. Carefully remove the left fan duct from the edge of the heat sink.
  • Carefully remove the left fan duct from the edge of the heat sink.

Adicionar comentário

Conclusão

To reassemble your device, follow these instructions in reverse order.

Sam Lionheart

Member since: 18-10-2012

323.752 reputação

1.664 Guides authored

Equipe

iFixit Membro de iFixit

Community

113 Membros

6.002 Guides authored

Adicionar comentário

Visualizar Estatísticas:

Últimas 24 horas: 1

Últimos 7 dias: 1

Últimos 30 dias: 4

Todo: 573