Desktop Motherboard Compatible with M4600V / M4000T / T4900V — G31T-LM (L-IG31A)

Replacement desktop motherboard for systems M4600V, M4000T and T4900V. Model: G31T-LM, also identified as L-IG31A. Intended as a direct swap for the listed desktop models—useful for repairs or restoring functionality. Please verify your device model (M4600V, M4000T or T4900V) matches before ordering.