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，位于系统部件上并与系统控制台邻接的一种面板，它包含主要用于系统启动或维护时所需的指示灯和开关。
A stand-alone disk drive that reads and writes data on rigid disks and can be attached to a port on the system unit. 一种读、写硬磁盘上数据的独立的磁盘机，可以连接在系统设备端口上。
