How does Macbook Power on

Dirty power button caused iMac not turning on

How does a MacBook power on? (For computer technicians) 1. An always-on PP3V42_G3H 3.42V power rail is created directly from an internal battery or a charger. This power rail powers the System Management Controller (SMC). The Mac is in “off mode” (G3) but the SMC keeps scanning the keyboard power-on button and Magsafe connector for […]

MacBook Pro graphics issues and their causes

This article is for MacBook logic board component-level repair professionals, written by IT-Tech Online, the MacBook repair specialist in Melbourne, Australia. Faulty GPUs are the main cause of graphics issues. This is especially true for the MacBook Pro 2011 A1286 AMD graphics chip. For other MacBook models, this may not be the case. Any of […]

How to Shut Down Water Damaged Mac

spilled water macbook air pro

How to shut down a water-damaged MacBook If you spilled a glass of water on your MacBook while it is on,  you need to switch off the MacBook immediately after the spill and never turn it on again.  Follow this instruction to ensure your beloved MacBook is repairable and at a much lower cost. Hold […]

How does my MacBook power up?

macbook water damage repair

Apple MacBooks are the most sought after laptop products because of their hardware build quality and optimised dedicated macOS. They are very reliable products that can give you years of loyal service. However, MacBooks sometimes do face issues. Understand the principle of how your MacBook works will help you to look after your beloved Macbook. […]

error: Content is protected !!