User's Manual

Field Description
3
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HOLD SCREEN
Indicates that the Hold Screen key has been pressed to suspend screen update. Press Hold
Screen again to enable screen update.
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INVALID KEY
Indicates that you have pressed an invalid key.
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KEYS LOCKED
Indicates that the keyboard is locked. The keys will be unlocked when the Keyboard Unlock
command is received or when the Cancel key is pressed.
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NUMERIC
Indicates that the cursor is located in an unprotected numeric field.
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PRINTING
Indicates that data is being sent to the printer.
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SENDING
Indicates that data is being sent to the host
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WRONG PLACE
Indicates that you have pressed an invalid key in a protected field or field attribute character
position. It is also displayed when you try to insert a character or line in a screen already full
when the Forcing insert option in the IBM 3151 Settings dialog 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 are displayed in the following order:
HOLD SCREEN
SENDING
PRINTING
KEYS LOCKED
INVALID KEY
WRONG PLACE
NUMERIC
4 (rrr,ccc) indicates the current row and column position of the cursor.
Defining Function Keys
The keys mapped as F1 through F12 can be redefined from the keyboard or by the host. The function
keys can store up to 128 characters between them and can include escape sequences and ASCII
126 Chapter 14 IBM 3151 Emulation