BSR

The BSR primary command moves the tape backward a specified number of records.
Figure 1. Syntax

1 BSR
1! 1
1? records

For example, the command BSR 10 moves the tape backward 10 records.

You can only use BSR with Tape Browse (option 4.1) and Tape Update (option 4.3).

Note: You can also use Backward Space Record (option 4.15.3).