Motherboard

There are 3 known revisions of the motherboard:

  • HAC-CPU-01 (Launch, earliest manifacture date seen: 01/12 2016)
  • HAC-CPU-10
  • HAC-CPU-20 (Earliest manifacture date seen: 26/10 2017)

What actually changed between different revisions is unknown.

Specifications

Type
SoC NVidia ODNX02-A2 (See also here)
Screen 6.2-inch, multi-touch capacitive LCD screen
Storage Samsung KLMBG2JENB-B041 32 GB eMMC
or
Toshiba THGBMHG8C2LBAIL 32 GB eMMC
Memory Samsung K4F6E304HB-MGCH 2 GB LPDDR4 DRAM x2 (Total 4GB)
Wifi/BT Broadcom BCM4356XKUBG
PMIC Maxim Integrated MAX77620AEWJ+T
Audio Realtek ALC5639

eMMC Pinout

Front

 

Back

 

Supply power via the VCC 3.3V and 1.8V pins, and solder the CLK, CMD, and DAT0 pins to an SD Card reader in order to extract the data off the eMMC chip.

eMMC Connector

 
eMMC Board Connector Pinout
 
eMMC Motherboard connector pinout
Pin # Name Type
1 3.3v PWR
2 GND PWR
3 CMD BI
4 GND PWR
5 DAT_STRB(?) OUT
6 GND PWR
7 DAT4 BI
8 GND PWR
9 DAT5 BI
10 GND PWR
11 DAT6 BI
12 GND PWR
13 DAT7 BI
14 GND PWR
15 1.8v PWR
16 1.8v PWR
17 GND PWR
18 GND PWR
19 DAT2 BI
20 GND PWR
21 DAT1 BI
22 GND PWR
23 DAT0 BI
24 GND PWR
25 DAT3 BI
26 GND PWR
27 CLK IN
28 GND PWR
29 RESET IN
30 3.3v PWR

The eMMC connector plug on the board mates with the receptacle on the Switch motherboard. The receptacle is a Molex 5009130302, and is available from retailers such as Digi-Key.

Notes

1. https://www.sosav.fr/guides/consoles/nintendo/nintendo-salon/nintendo-switch/demontage-complet/

2. https://www.ifixit.com/Teardown/Nintendo+Switch+Teardown/78263