Draft Document for Review February 7, 2020 3:15 pm 8464ch09_Oper.fm Each drive in the tape library requires cleaning. Tape drives that are used by the TS7700  subsystem can request a cleaning action when necessary. This cleaning is completed by the  tape library automatically. However, the necessary cleaning cartridges must be provided. Remember:  A cleaning action is performed automatically by the tape libraries when  necessary. A cleaning cartridge is good for 50 cleaning actions. Use the cartridge magazine to insert cleaning cartridges into the I/O station, and then into the  TS4500 tape library. Figure 9-102 shows how to set the TS4500 to move expired cleaning  cartridges to the I/O station automatically. Inserting a cleaning cartridge Figure 9-102 TS4500 tape library moves expired cleaning cartridge to I/O station automatically 540  IBM TS7700 Release 5.0 Guide