CBR5508I Drive drive-name in library library-name is write protected. Usage is read only.
Explanation
The write protection switch is currently set to the write protection position on drive drive-name. Until this drive's write protection status is reset, this drive will be used only for read requests. The status can be reset by changing the switch, varying the drive offline and then varying the drive back online.
System action
OAM processing continues.
Source
Object Access Method (OAM)
Routing Code
2,4,6
Descriptor Code
4