MQ04UBD200, AE12/JT0B0U, HDKBD77AZA31 T, G0090A, Toshiba USB 2.5 PCB PCB Specification:;Model: MQ04UBD200;HDD Code: HDKBD77AZA31 T;Firmware: AE12/JT0B0U;PCB Revision: G0090A;;