Diagnostics

MRI/AST2 Diagnostic Triage

Pre-check and GSX2/AST2 diagnostic procedure for a device that powers on and displays.

Diagnostics · Companion

HDI Serial Number Retrieval

Pull a serial number off an iPhone/iPad that won't display or boot, using the HDI MacBook and SNR/UDT tools.

Damage & Ship-Out

iPhone Catastrophic Damage & Ship-Out Guide

How to recognize a ship-out-only device before check-in, and flag it correctly.

Pricing

Apple Repair Costs

Quick-reference price list for common Apple repair services, batteries, and displays.

Intake Triage

VIN/OBS MacBook Check-in Cheatsheet

Check GSX status and sort vintage/obsolete MacBook intakes into Standard Diag, N-type, or DR-type.

Data Recovery

iMac Data Backup Procedure

Recover data from a non-booting iMac via Target Disc Mode, USB dock, or Gillware ship-out — single-drive vs Fusion Drive paths.

Diagnostics · Restore

iPhone & iPad OS Reimage Procedure

Recovery-mode restore via Apple Configurator 2 — port ID, recovery mode trigger, and connectivity troubleshooting.

OS Reimage

MacOS Reimage Procedure

Reimage a Mac via Apple Configurator 2 (T2 / Apple Silicon DFU restore) or Internet Recovery (earlier models), including the Disk Utility erase steps.

Parts & Logistics

Apple Bulk Returns

GSX process for creating bulk part returns and logging tracking numbers in the Parts Portal.

Diagnostics

MacBook Diagnostic Cheat Sheet

Triage path by chip/model generation — DFU firmware revive/restore vs. diagnostic mode + AST2/MRI/ASD.