Replacing The Back Board Assembly; Removal Procedures - IBM System Storage TS3400 Tape Library Maintenance Information

Replacing the Back Board Assembly

The back board is an interface board between the power supply units, Library Control
Blade, drive docking card, and the Accessor assembly robotics.
Figure 9-41. Back board

Removal Procedures

1. Take the library offline. See "Taking the Library Offline/Online" on page 7-23.
2. In the Operator Panel top menu, select Unlock Magazine, and press Enter.
3. Select All Magazines, and press Enter.
4. Remove and clearly label the cartridge magazines from the library.
5. Power OFF the library by toggling the power supply switch on both supplies to
6. Disconnect the power cables from the library power supplies.
7. If the library is installed in a rack, remove the library from the rack and remove
8. Remove the 15 screws securing the library housing cover, and remove the cover.
Note: If the cartridge magazines fail to unlock in response to the Unlock
Magazine command from the Operator Panel, you can unlock the
magazines manually. See "Unlocking Cartridge Magazines Manually" on
page 9-4.
the OFF (O) position.
the rack ear mounting brackets (see Figure 6-15 on page 6-14). For directions on
removing and replacing the library in a rack, see "Replacing a Library in a Rack"
on page 9-3.
Chapter 9. Check, Adjust, Remove, and Replace Procedures
9-37