In System/38, a panel located adjacent to the system console on the system unit that contains lights and switches that are used primarily when the system is started or serviced. 在IBMSystem／38中，位于系統部件上并與系統控制臺鄰接的一種面板，它包含主要用于系統啟動(dòng)或維護時(shí)所需的指示燈和開(kāi)關(guān)。
A stand-alone disk drive that reads and writes data on rigid disks and can be attached to a port on the system unit. 一種讀、寫(xiě)硬磁盤(pán)上數據的獨立的磁盤(pán)機，可以連接在系統設備端口上。
Peripherals are real devices, such as graphics cards or disks controlled by controller chips on the system board or on cards plugged into it. 外設是一些物理設備，比如說(shuō)圖象卡或者磁盤(pán)，它們受控于位于主板或者主板上插槽中的控制芯片。
