DFS139 PTERM OR COMPONENT IS NOT OPERABLE

Explanation
 In order to assign the Master Terminal to a physical terminal
or node, the physical terminal must be started and operable, or the node must
be in session.

Operator response
(master terminal)  Ensure that the physical terminal
and lines are started and operational. If not, issue a /RSTART LINE
x or /RSTART LINE x or /RSTART LINE x PTERM
y command. If the terminal or its components are inoperable, reenter
the command when they become operable. If the line and terminal are operational,
ensure that the logical terminal being reassigned is assigned to a component
which is attached and operable. When reassigning from a terminal with components
to a terminal without components, use either the ICOMPT or COMPT keyword with
value=1. VTAM®:
Ensure that the node referenced is in session. Then reenter the assign command.

Module
 DFSICL70