Additional Functions In Emulation Mode - IBM 3151 Manual To Operations

Emulating the Ten ASCII Terminals
Additional Functions in Emulation Mode
. The IBM 3151 provides the following additional functions:
• Adjustable audible alarm
• 25 lines of 80 characters and 25 lines of 132 characters screen support (IBM
3151 Models 31 and 41 only)
• Two speed smooth scrolling (IBM 3151 Models 31 and 41 only)
• CRT saver on/off
• Operator information area
The operator information area (OIA) is the bottom line of the screen where
indicators and messages show the status of the display station.
• Enhanced commands
See Chapter 4, "Interpreting Operator Messages" on page 4-1 for more
information.
• Keyboard functions (described in more detail in IBM 3151 ASCII Display
Station Reference Manual ).
Appendix B. Emulating the Ten ASCII Terminals
B-15