400 G4 Motherboard — 911987-001 / 911987-601 / 901010-001 | LGA1151 DDR4

Replacement motherboard for 400 G4 systems, matching part numbers 911987-001, 911987-601 and 901010-001. This board uses an LGA1151 CPU socket and supports DDR4 memory. Supplied as a direct swap for units that require any of the listed part numbers — confirm chassis and component compatibility prior to installation.