Mainboard for X3400 M3 & X3500 M3 — 81Y6003 / 81Y6004 / 69Y0961 / 69Y3752

Replacement mainboard compatible with server models X3400 M3 and X3500 M3. Includes the following part numbers: 81Y6003, 81Y6004, 69Y0961 and 69Y3752. Use this board when you need an exact parts match for repairs or system rebuilds—verify model and part number compatibility before purchase.