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MacBook Unibody Model A1278 Battery Teardown

Scritto Da: Carl Hauschke (e 3 altri collaboratori)
Pubblicato: August 7, 2017
  • Commenti: 2
  • Preferiti: 0
  • Visualizzazioni: 1,7k

MacBook Unibody Model A1278 Battery Teardown

Scritto Da: Carl Hauschke (e 3 altri collaboratori)
Pubblicato: August 7, 2017
  • Commenti: 2
  • Preferiti: 0
  • Visualizzazioni: 1,7k

Smontaggio

Strumenti necessari in questo Smontaggio

Questo smontaggio non è una guida di riparazione. Per riparare il tuo MacBook Unibody Model A1278, usa il nostro manuale di assistenza.

  1. The Unibody MacBook released in Late 2008 is one of the last Mac Notebooks to feature a "user replaceable battery". Apple removed this feature in mid 2009 when they discontinued the Late 2008 Aluminium MacBook and introduced the 13" MacBook Pro with it's larger 58 Wh battery and its higher 1000 cycle rating for the battery.

    • The Unibody MacBook released in Late 2008 is one of the last Mac Notebooks to feature a "user replaceable battery".

    • Apple removed this feature in mid 2009 when they discontinued the Late 2008 Aluminium MacBook and introduced the 13" MacBook Pro with it's larger 58 Wh battery and its higher 1000 cycle rating for the battery.

    Traduci

  2. Start by removing the 6 3 mm Y00 screws from the top side of the battery

    • Start by removing the 6 3 mm Y00 screws from the top side of the battery

    Traduci

  3. Flip the battery over and continue by removing the screws from the bottom side of the battery:

    • Flip the battery over and continue by removing the screws from the bottom side of the battery:

    • Remove the 5 3 mm Y00 Screws.

    • Remove the 1 2 mm Y00 Screw

    Traduci

  4. With the help of a plastic opening tool remove the plastic cover on the right side of the battery. Insert the plastic opening tool in-between the aluminium casing and the plastic cover and pry it straight away from the casing.

    • With the help of a plastic opening tool remove the plastic cover on the right side of the battery.

    • Insert the plastic opening tool in-between the aluminium casing and the plastic cover and pry it straight away from the casing.

    Traduci

  6. Continue by removing the plastic cover on the other side of the battery. Insert a plastic opening pick in-between the aluminium casing and the plastic cover and pry the plastic cover out of the battery by bending the opening pick upwards.

    • Continue by removing the plastic cover on the other side of the battery.

    • Insert a plastic opening pick in-between the aluminium casing and the plastic cover and pry the plastic cover out of the battery by bending the opening pick upwards.

    Traduci

  7. With the plastic covers removed it's now time to get the battery pack out of its casing. However there is still one plastic piece glued to the aluminum casing which we have to remove first. Insert a metal spudger in-between the plastic piece and the aluminium casing on the left side. Be careful when working with metal objects near a battery pack. Shorting out the battery terminals can lead to a fire.

    • With the plastic covers removed it's now time to get the battery pack out of its casing. However there is still one plastic piece glued to the aluminum casing which we have to remove first.

    • Insert a metal spudger in-between the plastic piece and the aluminium casing on the left side.

    • Be careful when working with metal objects near a battery pack. Shorting out the battery terminals can lead to a fire.

    Traduci

  8. Work your way across the entire edge of the battery to free the plastic bracket from the aluminium casing. Work your way across the entire edge of the battery to free the plastic bracket from the aluminium casing.

    • Work your way across the entire edge of the battery to free the plastic bracket from the aluminium casing.

    Traduci

  9. With the plastic bracket free from the aluminium casing we can now remove the battery pack from the aluminium casing. Push the plastic inside of the battery from the non-circuitboard side into the direction of the circuitboard side.

    • With the plastic bracket free from the aluminium casing we can now remove the battery pack from the aluminium casing.

    • Push the plastic inside of the battery from the non-circuitboard side into the direction of the circuitboard side.

    Traduci

  10. The plastic bracket may drop out of the battery pack when removing the pack from the casing. When reassembling the pack make sure the metal pins on the plastic bracket are oriented in the direction shown as the plastic cover will hook onto these pins.

    • The plastic bracket may drop out of the battery pack when removing the pack from the casing.

    • When reassembling the pack make sure the metal pins on the plastic bracket are oriented in the direction shown as the plastic cover will hook onto these pins.

    Traduci

  11. When reassembling it's easier to attach the plastic cover onto the plastic bracket before inserting the pack back into the aluminium casing. When reassembling it's easier to attach the plastic cover onto the plastic bracket before inserting the pack back into the aluminium casing. When reassembling it's easier to attach the plastic cover onto the plastic bracket before inserting the pack back into the aluminium casing.

    • When reassembling it's easier to attach the plastic cover onto the plastic bracket before inserting the pack back into the aluminium casing.

    Traduci

  12. The pack is now fully disassembled.

    • The pack is now fully disassembled.

    • Be careful not to puncture or damage the cells as this could lead to a fire.

    Traduci

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Autore

con 3 altri collaboratori

Carl Hauschke

Membro da: 03/03/2016

592 Reputazione

1 Guida realizzata

Distintivi: 10

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2 Commenti

Hi Carl,

did you figured out what type of cells this is? (mah, Volt [7,4?]) and could you give us the dimensions of the cells?

Regards, Conrad

Conrad - Replica

…and did it have a bms/protection circuit for each battery or is it just one pcb for the package?

Conrad - Replica

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