Appendix C. 3278 Status Line Codes and Messages

Table C-1. Status Line Codes and Messages

Field

Code or Message

IBM Symbol

Description

Recovery Procedure

SNA Mode

SNA

N

Terminal is attached to an SNA 9370 in-line controller.

N/A

5080 Mode

5080

N A

Terminal is attached to an IRIS Channel Adapter.

N/A

TCP Mode

TCP

NA

Telnet session to IBM host.

N/A

Input Inhibited

Input not inhibited, data can be entered via the keyboard.

N/A

 

DATA TRAFFIC RESET

Indication from the system that the LU-LU session is being set up, but the host is not yet ready to receive data. It will clear automatically.

None. Call the system administra-
tor if condition persists.

 

FIELD IS FULL

X

The user has attempted to enter too much information into a field.

Press the reset key. Enter the operation with corrected entry.

X -f

 

X -f

A currently unavailable function key was pressed.

Press the reset key. Enter the operation with corrected entry.

 

LINK IDLE

X nnn
where nnn is 504, 505, 520,521

The communications link to the host is not active. The SNA 3270 might have been shut down or not yet started. Or the host might have been timed out.

None. Call the system administra-
tor if condition persists.

X SYSTEM

 

X SYSTEM

The application has disabled the keyboard following an entry.

Press the reset key. Then enter the corrected entry.

 

LU NOT ACTIVE

The host has opened communications with SNA 3270, but is not talking to the workstation on which this message is displayed.

None. Call the system administra-
tor if condition persists.

 

 

NUMERIC ONLY

X NUM

The user entered a non- numeric character into a numeric-only field. Note: Numeric-only fields are a configurable option for each workstation (LU). Refer to the system administrator if this feature is desired.

Press the reset key. Then retry operation with a numeric entry.

X Clock

 

X

The system is working on a function. When completed, the message is cleared and the keyboard is unlocked automatically.

None. Call the system administra-
tor if condition persists.

 

PROTECTED

 

The user has attempted an operation on a protected field (such as trying to enter or change the data in the field).

Press the reset key to continue.

 

PU NOT ACTIVE

X 510

The host is not communicating with the SNA 3270—PU is being activated. When PU is active, status message changes to LU NOT ACTIVE.

None. Call the system administra-
tor if condition persists.

X ? +

What?

X ? +

Keystroke sequence not accepted or function temporarily unavailable for continuing.

Press the reset key.