56 Library Installation and CRU Replacement
 c. Gently release the robot assembly. It will lower to the bottom module of the library.
2 Close the library’s I/E station and access doors.
3 Add the tape drives to the modules. For details, see Adding, Removing, and Replacing Tape Drives
 on 
page 127.
4 If your library contains FC I/O blades, install both the I/O blades and the accompanying fan blades in 
the expansion module. For details, see Adding, Removing, and Replacing FC I/O Blades
 on page 130 
and Adding, Removing, and Replacing the FC I/O Fan Blade
 on page 137.
5 Add the power supplies. For details, see Adding, Removing, and Replacing Power Supplies
 on page 
106.
6 Connect all power cords, network data cables, and module-to-module cables. Make sure the module 
terminators are installed at the top and bottom of the stack of modules. For cabling instructions, see 
Cabling the Library
 on page 22.
7 Power on the library. For libraries larger than a ML6020, boot time may take 15-20 minutes.
8 Configure the library using the Setup Wizard that appears on the operator panel interface.
9 Add the tape cartridges to the library’s modules using the I/E station commands from the operator panel 
or Web client.
10 Open the host application and reinventory in order to synchronize its logical inventory with the physical 
inventory of the library. 
Adding 9U Expansion Modules to an Existing Library
Adding 9U Expansion Modules to the library increases the number of data cartridges available within the 
library system. These instructions explain how to add a 9U Expansion Module to an existing library.