Lenovo ThinkCentre M75n IoT
An IoT/edge variant of the M75n Nano built around a soldered AMD Athlon Silver SoC, with dual serial ports and an optional rear I/O box (extra serial + Ethernet + DIO) for kiosk, digital-signage and industrial control duty.
Memory
- Slots
- Memory soldered to systemboard, no slots
- Type
- DDR4-2400
- Max
- 4 GB soldered memory, not upgradable, per Lenovo's tested memory offerings
Storage
- Support
- One drive, up to 1 TB M.2 2280 SSD
- M.2 types
- M.2 2242 SSD (PCIe NVMe, PCIe 3.0 x2); M.2 2242 SSD (PCIe NVMe, PCIe 3.0 x4); M.2 2280 SSD (SATA 6 Gb/s, Opal); M.2 2280 SSD (PCIe NVMe, PCIe 3.0 x4, Opal)
- RAID
- No support
- Optical / card reader
- None / no card reader
Graphics
- Integrated
- AMD Radeon Graphics, shared memory
- Connectors
- 1 × DisplayPort, 1 × USB-C
- Max resolution
- 3840×2160 @ 60 Hz (DisplayPort), 3840×2160 @ 60 Hz (USB-C)
- Monitors
- Up to 2 independent displays via onboard DisplayPort and USB-C
Expansion
- M.2
- Two M.2 slots: one for WLAN, one for SSD
Networking
- Onboard Ethernet
- Gigabit Ethernet, Realtek RTL8111FP-CG, 1 × RJ-45, Wake-on-LAN
- Optional Ethernet (IO box)
- 2 × gigabit Ethernet (RJ-45, Realtek RTL8153B) on the optional SE30 IO box
- WLAN + Bluetooth
- Realtek RTL8822CE 802.11ac 2x2 Wi-Fi + Bluetooth 5.0; Qualcomm QCA6174A 802.11ac 2x2 Wi-Fi + Bluetooth 4.2; Intel Wireless-AC 9260 802.11ac 2x2 Wi-Fi + Bluetooth 5.0; or Realtek Wi-Fi 6 RTL8852AE 802.11ax 2x2 Wi-Fi + Bluetooth 5.1, M.2 card; or none
- WWAN
- No support
Power
- Adapter
- 65 W adapter, 89% efficiency, 100-240 VAC, 108 × 46 × 29 mm, 1800 mm cable; or 65 W wide-temperature adapter, 88% efficiency, 129 × 53 × 30 mm, 1800 mm cable; or no power supply
Ports
- Front
- 1 × USB-C 3.2 Gen 2, 1 × USB 2.0, 1 × USB 3.2 Gen 2, 1 × headphone/microphone combo jack (3.5 mm), 2 × serial (RS-232)
- Rear
- 1 × USB-C 3.2 Gen 2 (display function and power-in, 20 V and >45 W), 1 × USB 3.2 Gen 2, 1 × DisplayPort, 1 × Ethernet (RJ-45)
- Optional IO box ports (front)
- 2 × gigabit Ethernet (RJ-45) on SE30 IO box; 2 × serial (RS232/RS422/RS485, SDK selectable) on SE30 IO box
- Optional IO box ports (rear)
- 1 × DC-in 3-pin Phoenix connector on SE30 IO box; 1 × DIO (4DI/4DO) on SE30 IO box
- Monitor cable
- Optional USB-C-to-DP, USB-C-to-HDMI, USB-C-to-VGA, DP-to-VGA or DP-to-HDMI dongle; or none
Physical
- Form factor
- Nano (0.55L)
- Dimensions (W×D×H)
- Nano only: 179 × 88 × 34.5 mm (7.05 × 3.46 × 1.36 in); Nano with IO box: 179 × 88 × 61.3 mm (7.05 × 3.46 × 2.41 in)
- Weight
- Nano only: around 0.72 kg (1.58 lbs); Nano with IO box: around 1.2 kg (2.65 lbs)
- Packaging
- 490 × 125 × 255 mm (19.29 × 4.92 × 10.04 in), 0.83 kg (1.83 lbs)
- Case colour
- Iron grey (top cover), black (mid bezel), black (bottom cover)
- Bays
- No bays
- IO box
- Optional IO box: 2 × serial (RS232/RS422/RS485, SDK selectable) and 2 × gigabit Ethernet (RJ-45) on front, 1 × DIO (4DI/4DO), 1 × USB-C (to Nano) and 1 × DC-in (9-36 V) on rear; or no IO box
- Stand / mounting
- No stand; optional VESA mount bracket kit (with or without adapter holder, 75/100 mm) or DIN rail mount bracket kit
- Security
- Discrete TPM 2.0, TCG certified; Kensington Security Slot, 3 × 7 mm; chassis intrusion switch; optional touch-style fingerprint reader on mouse (EOL Jan 2023), or none
- Environment
- Operating 10-50°C (machine types 11GW/11GX) or 10-35°C (11BW/11BX); 20-80% humidity; 0-3048 m altitude; storage -40 to 60°C, 10-90% humidity, 0-12192 m altitude
- Certifications
- ENERGY STAR 8.0 and EPEAT Silver Registered (not available on IO-box models), ErP Lot 3, REACH, RoHS compliant, TCO Certified 8.0, WEEE; TÜV Rheinland Ultra Low Noise; MIL-STD-810H military test passed, or none
Management
- Remote management
- DASH 1.1 / 1.2
- BIOS security
- Administrator password, power-on password, hard disk password, boot sequence control, boot without keyboard/mouse, Smart USB protection (keyboard/mouse only, blocks storage), individual USB port disablement
- Audio
- High Definition (HD) Audio, Realtek ALC233 codec; single speaker, 1 W
- Warranty
- 1-year courier or carry-in service, 1-year limited onsite service, 3-year limited onsite service, or no base warranty
Operating systems
- Preloads
- LeTOS V2 (Lenovo Terminal Operating System, Linux-based) and Windows 10 IoT Enterprise LTSC 2019 (Thin Client) for Thin Client models; Ubuntu Linux; Windows 10 Home 64; Windows 10 Home 64 Single Language; Windows 10 IoT Enterprise LTSC 2019; Windows 10 Pro 64; or no operating system
Processors
- AMD Athlon Silver 3050e