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CMIzapper  Technology for your Mac repair business

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iMac 27-Inch Mid 2017


A1419 emc3070

To open the Mac you cut the tape holding the screen down as Apple decided to glue the screen in...

The ROM is a WSON-8 chip 5x6mm (64Mbit Winbond 25Q64).

The ROM in on the top (easy to reach) side of the motherboard.

The SPI connector is a Hirose-12 but is not mounted by Apple.

The board number is bottom right corner of the board, just above the SD card slot.

Medusa: Mount SPI connector. Use A4160 with arrow to right (direction of SD card slot). Reading works on loose motherboard.

Blank ROM chips and SPI connectors are available from us.