Replacement System Board — Motherboard for M73 / M4500 / B455 (IH81M H81) — Part Nos 03T7169 00KT289 00KT266 03T7201

Replacement motherboard compatible with M73, M4500 and B455 systems. Fits IH81M and H81 motherboard configurations. Matches the following part numbers: 03T7169, 00KT289, 00KT266 and 03T7201. Use this system board as a direct swap for units requiring any of the listed part numbers.