DFS250 INTERVENTION REQUIRED, LINE `x` PTERM `y`

Explanation
 An intervention-required situation was detected
on a device attached to a remote teleprocessing control unit.

System action
 The system waits for a READY indication.

Operator response
(master terminal)  Making the device ready will cause
operation to resume. Any output messages in progress will be restarted.
Any input in progress must be reentered.

Module
DFSDN130 

DFS250 INTERVENTION REQUIRED, LINE x PTERM y

Explanation

System action

Operator response

Module

DFS250 INTERVENTION REQUIRED, LINE `x` PTERM `y`