The Mijing C22 4-in-1 Motherboard Layered Test Fixture is a professional-grade diagnostic tool specifically engineered for testing the middle layer of iPhone 14, 14 Plus, 14 Pro, and 14 Pro Max mainboards after layer separation . This precision fixture allows technicians to quickly detect logic board faults without complex jumper wires or guesswork, dramatically reducing diagnostic time for sandwich-style motherboards.

Key Features

• 4-in-1 Compatibility for iPhone 14 Series – Supports all iPhone 14 variants (14, 14 Plus, 14 Pro, and 14 Pro Max) in a single fixture design, eliminating the need for multiple patchwork solutions 
• Comprehensive Function Testing – Enables soldering-free testing of boot, display, touch, camera, recording, flash, ringtone, WiFi, Face ID, signal, and other motherboard functions 
• Hollow-Out Back Design – Features a hollowed-out back that reserves space for testing, allowing easy access to components during diagnostics 
• Durable Construction – Built with enhanced test probes offering good conductivity, strong stability, corrosion resistance, wear resistance, high strength, high hardness, and high precision