Press and hold the computer's power button for 5 seconds to discharge residual electricity.
Up to 32GB (2x16GB) or 64GB (depending on specific revision) dual-channel DDR4
. Because it is a proprietary Lenovo part, a standalone retail manual is often hard to find, but documentation for the host systems provides the necessary specifications and maintenance details. Key Specifications & Features
: Step-by-step guides for replacing the CPU, memory modules, and M.2 solid-state drives [11]. Key Maintenance Insights
Supports 6th and 7th Generation Intel Core i3/i5/i7, Pentium, and Celeron processors (Skylake/Kaby Lake) Memory Technology: DDR4 SDRAM (2x DIMM slots)
Supports DDR4 RAM across two or four DIMM slots (depending on the specific revision), with a maximum capacity typically reaching 32GB.
The manual confirms support for a wide range of and Kaby Lake (7th Gen) Intel processors. Common compatible CPUs include: Intel Core i7 : 7700, 6700 Intel Core i5 : 7400, 6500, 6600 Intel Core i3 : 7100, 6100 Pentium/Celeron : G4560, G3930 Internal Connectivity and Power
Reconnect the 24-pin ATX, 4-pin CPU, and front panel cables. Verification: Plug in peripherals and power on.
utilizes the Intel B250 chipset and offers robust support for Intel 6th and 7th Generation Core processors. Intel B250 Socket: LGA 1151 (Socket H4)
Proprietary (designed for ThinkCentre SFF/Tower/AIO)
: Use the "Detect Product" tool on the Lenovo Support site to identify your specific desktop model (e.g., V520) [10].
: Top row, pins 3 and 4 (orientation does not matter).
– Look for markings near the RAM slots or PCIe slots. Sometimes OEM boards have a sticker like "IB250MH VER:1.0" – searching that full string might yield results.