Definition of 4Q34I


Cause: Unit check with sense byte indicating time-out. The communication line has been idle
for the time-out period specified by the transmission control unit or terminal control unit, and
the active command is READ.
System Action: Normal QTAM operation continues.
Programmer Action: If this terminal is never being contacted on sending and/or receiving.
check the polling and addressing characters or the dial characters in the TERM entry in the
message control program.
Operator Action: Contact the terminal operator to check for operational problems such as
terminal turned off, in local mode, or out of paper, or operator stopping his keying of data in
mid—message, or data set buttons set incorrectly on a dial terminal, etc.
If the problem persists, have the
· system log showing this error message
· ROD command output
· EREP output (see DOS/VS SADP)
available for problem determination.

Used with Courtesy and Permission of International Business Machines, Inc.