MacBook logic board power rails and ALL_SYS_PWRGD
This article is for MacBook logic board component-level repair professionals, written by IT-Tech Online, the MacBook repair specialist in Melbourne, Australia. Previous Article: Logic Board PM_SLP_S4_L Signal Timing and Voltage Next Article: CPU/PCH Vcore power rail creation and PPVCC_S0_CPU voltage. We will discuss MacBook power sequences from CPU/PCH shoots out PM_SLP_S5_L to all system […]
How do you Repair a MacBook: Logic Board and Levels
There are many reasons a MacBook can malfunction, with water damage being the most common. In most cases, repairing the MacBook’s logic board is necessary to restore functionality. Here are the typical steps involved in the repair process. Level 1 Repair: Also known as basic repair. A MacBook consists of the following parts: A screen […]
How do you repair a MacBook
Level 1 Repair Also known asbasic repair. A MacBookconsistsof the followingparts: a screen, a keyboard, a touch pad, a battery, a mechanical or SSD hard drive, a DVD drive, a Wificard,a logic board, and cables connecting other parts to the logic board.The objective is to identify the faulty part(s) fast. We open the bottom panel […]
15 ways to fix black screen on MacBook Pro
IT-Tech Online 15 Ways To Fix Black Screen On MacBook Pro Get a Free Quote This morning, your Mac was functioning flawlessly; however, this afternoon, you encountered a black screen on your MacBook Pro upon turning it on. Now, you might wonder what steps to take to address this situation. Don’t worry! Follow this step-by-step […]
9 Ways to Recover Data on Mac that won’t start up
IT-Tech Online 9 Ways To Recover Data On Mac That Won’t Start Up Get a Free Quote You have accumulated lots of photos, documents, and videos on your Mac hard drive for years. Your Mac suddenly won’t start up or won’t turn on today and you don’t have a data backup on iCloud or Time […]
MacBook SMC Circuit and PPBUS_G3H voltage adjustment
This article is for MacBook logic board component-level repair professionals, written by IT-Tech Online, the Mac repair specialist in Melbourne, Australia. Previous article: MacBook Power Up Sequences & PPBUS_GH3 voltage Next article: Logic Board PM_SLP_S4_L Signal Timing System Management Controller (SMC) is a programmable chip containing Apple computer management codes. We will use the MacBook […]
Protecting Your Apple MacBook Investment: SSD Chips
Welcome to our in-depth exploration of the intricate world within your Apple MacBook. Today, we’re peeling back the layers to shed light on a critical issue affecting the A1990 and A2141 models – the vulnerability of their Solid State Drive (SSD) chips. Join us as we dissect the problem, understand the diagnostic process, and uncover […]
How to Turn Off Apple’s “Find My” Service Remotely
IT-Tech Online How to Turn Off Apple’s “Find My” Service Remotely Get a Free Quote Table of Contents When preparing your Mac computer for repair, Apple requires “Find My” feature to be turned off. It’s crucial to disable the “Find My” to ensure a smooth repair process. This article provides two easy methods to remotely […]
MacBook not charging? 12 Ways to fix it
IT-Tech Online MacBook not charging? 12 Ways to fix it Get a Free Quote If your MacBook is not charging, there’s no need to fret. This step-by-step guide will help you identify the root cause of the issue. Even if you don’t consider yourself a technical person, don’t worry! There’s a good chance you can […]
MacBook Touch Bar Repair – When Not Responding
A couple of years ago, Apple added a new feature to it’s MacBook Pros. The feature presents a touch bar that provides users with multi-touch controls. Even though Apple fans were excited about this new feature at first, yet when they finally got to use it they faced issues with it. Most problems related to […]
