IBM TotalStorage 3494 Tape Library Operator's Manual page 351

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4. To set the VTS units offline, perform the following:
a. Select the VTS 1 -> Offline option and wait for messages indicating that
the Offline operation initiated and completed successfully. If an error
message is displayed, contact your service representative.
b. If a second VTS is installed, select the VTS 2 -> Offline option and wait for
messages indicating that the Offline operation initiated and completed
successfully.
c. When all VTS units are offline, close the window by selecting the Cancel
option in the VTS Online/Offline window.
5. Place the 3494 Tape Library in the Offline state by using the Offline selection on
the Mode menu.
6. On the Commands menu, select the Inventory option, then select the
Re-inventory complete system option. When the inventory operation is
complete, return the 3494 Tape Library to the Online state by using the Online
selection on the Mode menu.
Note: Be sure to select the Yes option in the Save Logical Volumes window
(see Figure 200 on page 320) when asked if you want to save the VTS
logical volumes.
Attention: If the 3494 Tape Library includes a VTS that is part of a PtP VTS
configuration, you must save the logical volumes. This ensures that the logical
volume databases will remain equal on the distributed libraries of the PtP VTS.
7. In the Service window, place all VTSs online by selecting the VTS subsystem
management option and the Online/Offline... option.
8. Select the Operator menu option on the Mode menu to display only operator
menu bar items.
9. The attaching hosts may vary libraries online.
Chapter 6. Advanced Operating Procedures
325

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