IBM 3151 Emulation
try to insert a character or line in a screen already full when the Forcing Insert option is set to Off.
If two or more messages are sent to a particular field, then the message with the highest priority will be displayed. Messages in field 4 are displayed in the following order:
HOLD SCREEN
SENDING
PRINTING
KEYS LOCKED
INVALID KEY
WRONG PLACE
NUMERIC
Keyboard Mapping
The following illustration shows where IBM 3151 keyboard functions are mapped to keys on the 101/102 key Enhanced AT keyboard layout. Special key functions can be mapped to any key on your keyboard by using the virtual key names listed in the Define Keyboard Macros dialog box.