IBM 3270 Operator's Manual page 41

Valid accent and character combinations are:
" , " ' "
aAeE uU
'eE
AaAeE;;oOliu
..
~E
r
'j
~
u -
.c;C
)( -:S -
Minus Symbol
This message means the symbol you keyed is not recognized by the
control unit. Press the RESET key to restore your keyboard.
)( CJ+-f!j
A message from the control operator (
00 )
was received and
rejected, Press the RESET key to restore your keyboard.
)( - f
*)( This message means that you tried to change the PS or highlighting
selection when the host program would not allow it. The
keyboard becomes locked as a result. Pressing the RESET key will
restore the keyboard.
)(
~2>:;:::':::
This message means that you tried to select a PS or highlighting when
the necessary hardware was not present in the display station.
Pressing the RESET key will restore the keyboard.
)( *
--4-
Operator Communication Check
Reminders
This message appears when the operator presses an X.21 function
key under the wrong conditions; for example, the DIAL key is
pressed in the local mode.
The reminder messages are displayed in the Operator Information Area. They
are reminders that a condition occurred.
~nn
and
~,,-nnn
Communication
This message means that the communication link that connects your control
unit to the host system is producing errors. It is a reminder that you may be
unable to communicate with the host system. The error number, nn or nnn,
defines the type of communication problem. This message remains displayed
until your control unit determines the communication link is working properly.
CJ+-f!j
Reserved for future use (appears with)(
CJ+-OO
message). Ignore this symbol.
X.21
Switched Network
The following messages may not appear on all 3278s.
- . : - Call Ready
This message is used when your terminal has the X.21 Switched Networks
feature installed; it appears when the terminal is ready to call and to be called.
--~
Nnn or nn Call Ready with Call Progress Signal
If your terminal has the X.21 Switched Networks capability, this message appears
when it is ready to call and to be called with the status code (nn) that is known
as the Call Progress Signal (CPS). The CPS is a signal that the network sends
back to the terminal to indicate the status of the network or of the host system.
When the network connection has been established, the In-Use symbol ( N )
is displayed.
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