IEC402D   F dev,ser/dsname

Explanation

F indicates that the volume on the device for the input/output data set is file protected. That is, its file protection ring is not inserted or its tab is set to prevent a write, so it can only be read.

In the message text:
dev
The device number of the specified device.
ser
The volume serial number.
dsname
The data set name.

Operator response

If the volume should be file protected, enter REPLY xx,‘U’.

If the volume should be written on, enter REPLY xx,‘F’; the system will rewind and unload the volume. Then insert file protection ring or move the tab in the volume, mount the volume, and ready the device.

Source

DFSMSdfp

Module

IGC0K05B

Routing code

1,3

Descriptor code

2