IBM 390 Betriebsanweisung
System Status Indicators
System Status Indicators
The system-status indicators on the computer show the current
status of your computer by their on or off states and colors (green
and orange). Each indicator is identified with a symbol. The following
shows the location and the meaning of each icon:
status of your computer by their on or off states and colors (green
and orange). Each indicator is identified with a symbol. The following
shows the location and the meaning of each icon:
Chapter 1. Getting Familiar with Your Computer
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