Lenovo Is6xm Rev 1.0 Motherboard Manual Verified Jun 2026

| Jumper | Pins | Function | Default | |--------|------|----------|---------| | (Clear CMOS) | 1-2 | Normal operation | Yes | | | 2-3 | Clear CMOS (power off, move jumper, wait 10s) | No | | JP2 (BIOS Recovery) | 1-2 | Normal boot | Yes | | | 2-3 | Force BIOS recovery from floppy/CD | No | | JP3 (ME Disable) | 1-2 | Intel ME active | Yes | | | 2-3 | Management Engine disabled (troubleshooting only) | No |

The is a micro-ATX (mATX) system board primarily found in Lenovo ThinkCentre M81 and M91/p series desktops. This OEM board, often manufactured by Foxconn, uses the Intel Q67 chipset and is designed for reliability in business environments. Core Specifications Chipset: Intel Q67 Express (Cougar Point). Socket: LGA 1155 (Socket H2). Form Factor: micro-ATX (approx. 24.5cm x 24.5cm). Memory: 4x DDR3 DIMM slots supporting dual-channel memory. Max Capacity: Typically 32GB (8GB per slot). Type: DDR3 UDIMM (Non-ECC). Expansion Slots: 1x PCIe x16 (for dedicated graphics). 1x PCIe x1. 2x Legacy 32-bit PCI slots. CPU Compatibility Lenovo Is6xm Rev 1.0 Motherboard Manual

Unlike consumer boards, Lenovo OEM motherboards use non-standard front panel connectors, proprietary fan headers, and BIOS-locked settings. Attempting to troubleshoot, upgrade, or even power on the board without the manual is risky. | Jumper | Pins | Function | Default

After installation, you need to configure the motherboard to ensure optimal performance. Here are some general steps to follow: Socket: LGA 1155 (Socket H2)