Operating System BS2000 OS DX V1.0 (en)

The user file header labels are optional.

Position

Field name

Length

Contents

1 to 3

Label identifier

3

UHL

4

Label number

1

“a” characters. Must be defined by the user.

BS2000: “b” characters.

5 to 80

Reserved for the user

76

There are no conventions or restrictions with regard to the recording and contents of this field.

BS2000 supports up to 255 user file header labels. The label number (position 4) is defined by the user.

User file header labels (UHL)