M710q-Tiny-3.5-HDD-mod

Adding a 3.5" HDD with 12V to a Lenovo M710q Tiny

Goal of this project is to add a 3.5" Harddisk and use internal Sata & 12V. Also print a material-efficient and nice-looking housing.

With Case:

TL;DR

Solder the yellow wire of a Sata-Extender to 12V on Mainboard

Place HDD outside

Disclaimer

USE AT YOUR OWN RISK!!!

I did not check any max power rating of the soldered point.

I'm not responsible for Board damage or a fire!

Required Material

• M710q Tiny
• 3.5" Harddisk
• Solder Iron
• SATA extension (power & data) | Aliexpress
• Yellow wire >= 0.75mm² L= ~5cm
• Shrink tubing or isolation tape
• Small & medium zip ties
• Multimeter for 20V DC
• Cutter/Knife
• Sidecutter pliers

How to

1. Open Case

2. Verify the 12V Solderpoint with Multimeter

3. Cut connector male in half, open hole on the back, put both pieces through separately

4. Mount SATA-Female with zip ties

5. Cut yellow wire & solder the short extra wire to it. Isolate connection and cutoff point on male side

6. Solder Wire to 12V Mainboard point

7. Fix Yellow wire with zip ties to CPU Cooler

8. Fix all wires to SSD-Bracket

9. Close

Extra photo for GND/5V/12V

Thanks to systemerror-codenotfound https://cults3d.com/es/modelo-3d/artilugios/3d-printed-nas-case-for-tiny-m710q-m910q-m720q-m920q

10. Print and assemble 3D printed Case

https://www.printables.com/model/1191155-m710q-tiny-35hdd-mod-case

To Do's

• [*] Print 3D bracket for HDD

Credits

Thanks badger707 for your work with the m920q. https://github.com/badger707/m920q-dual-NVME

The M710q schematics are here available: badger707/m920q-dual-NVME#2 ( https://github.com/badger707/m920q-dual-NVME/files/11174851/ThinkCentre_M710q_LiteON_JC133_IQ270IH1_REVX03_www_DeviceDB_xyz_.pdf )