Introduction

Removing an old or broken PRAM battery.

Unplug all the cables from the computer, including the power cable. Lay the computer face-down, supporting the neck and base with a soft cloth under the screen.
  • Unplug all the cables from the computer, including the power cable. Lay the computer face-down, supporting the neck and base with a soft cloth under the screen.

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Loosen the four Phillips #0 screws.
  • Loosen the four Phillips #0 screws.

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  • Carefully remove the base access panel.

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  • Remove the four 25mm T-15 screws.

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  • Open the housing plate.

  • Be gentle with the wires still connected to the logic board so as not to ruin the cables.

  • A fixed plug connector between the logic board and upper unit will cause some resistance. Pull gently but firmly.

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  • Gently remove the battery from its holder using the plastic opening tool.

  • Insert new battery.

  • Clean and re-apply thermal paste to the heat sink areas circled in Yellow. See Step 15 in iMac G4 17" Model M9168LLA Hard Drive Replacement for better photos and description.

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Conclusion

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

5 autre(s) ont terminé cette réparation.

Justin

Membre depuis le 05/10/2011

235 Réputation

3 tutoriels rédigés

Équipe

Cal Poly, Team 21-22, Maness Fall 2011 Membre de l'équipe Cal Poly, Team 21-22, Maness Fall 2011

CPSU-MANESS-F11S21G22

4 membres

13 tutoriels rédigés

We are not allowed to use screwdrivers to pry open stuff. Unfortunately, that is exactly what we did in step 6 of Dissasembling the back up battery

David Hunter - Réponse

Don't you need to replace the thermal paste?

adoug27 - Réponse

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