Working with File Manager
- File Manager overview
- Getting started with File Manager
- Viewing and changing data sets
  To view data stored in a supported data set, use the View Utility or the Edit Utility.
- Creating and editing templates
  For many tasks performed with File Manager, you can manipulate your view of a data set by applying a template.
- Working with the Template List
  Display a list of templates and perform actions on them.
- Filtering records with templates
- Managing data sets
- Using File Manager utilities
- Tape Specific Functions
  - Specifying tape input or output
  - Specifying the number of tape files to process
  - Processing tapes with data-check errors
  - ASCII translation
  - Exported Stacked Volumes (ESVs)
  - Using primary commands with Tape Specific Functions
  - Tape Browse (option 4.1)
  - Tape Data Copy Function (option 4.2)
  - Tape Update (option 4.3)
  - Tape Record Load (option 4.4)
  - Tape Print (option 4.5)
  - Tape Map (option 4.6)
  - Create Tape Data (option 4.7)
    Use Create Tape Data to write simple test records to a tape file. You specify the tape that is to contain the records, the number of records, and the record length.
  - Tape Label Display (option 4.8)
  - Tape to Tape Compare (option 4.9)
  - Tape Record Scan (option 4.10)
  - Write Tape Mark (option 4.11)
  - Initialize Tape (option 4.12)
  - Erase Tape (option 4.13)
  - Exported Stacked Volume List (option 4.14)
  - Tape Positioning Functions (option 4.15)
- Disk/VSAM Data Functions
- OAM Functions
- Using UNIX™ System Services and the Hierarchical File System
- Introduction to programming with File Manager functions
- Enhancing File Manager processing
  You can enhance normal processing of a number of File Manager tasks by supplying a procedure that runs in conjunction with the File Manager process.
- Redefines criteria
  Redefines criteria can be specified for a field with a REDEFINES clause, or a field that is the target of a REDEFINES clause.
- Enhanced ISPF: Reference List, Search, Change, and PDSE Workbench
  File Manager provides several enhancements to the basic facilities that are available in an ISPF session: Enhanced Reference List, Enhanced Search, Enhanced Change, Indexed Search, and PDSE Workbench.
- File Manager Service Provider for z/OS® Connect Enterprise Edition
  File Manager Service Provider for IBM® z/OS® Connect Enterprise Edition enables client applications to access IBM Z data sources using z/OS Connect.
- Function and panel reference lists

Write Tape Mark (option 4.11)

When you select Write Tape Mark, the Write Tape Mark panel shown in Write Tape Mark panel is displayed.

Figure 1. Write Tape Mark panel

 Process   Options   Help
────────────────────────────────────────────────────────────────────────────────
 File Manager                   Write Tape Mark

 Tapes:  No tapes allocated


 Output:
    DDNAME to use .________      enter new name, or select one from above
    Tape mode . . .__            optional recording mode or density code
    Tape marks  . . 1___         number of tape marks to be written








 Command ===> ___________________________________________________________________
 F1=Help      F2=Split     F3=Exit      F4=CRetriev  F7=Backward  F8=Forward
 F9=Swap     F10=Actions  F12=Cancel

Write Tape Mark allows you to write one or more tape marks at the current position.

For further information, refer to the online help or WTM (Write Tape Mark).