Recent content by tanzeel

  1. tanzeel

    Pinout help needed: Repurposing HP P411 Cache Module / Supercap logic?

    On the HP Smart Array P411, the FBWC supercap pack isn’t just a dumb battery feeding voltage. HP built in a handshake + health-check loop between the capacitor pack and the controller. That’s why your multimeter readings are unstable — the card actively polls for: Presence detection Charge...
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