IBM SAN768B-2, Инструкция по установке, обслуживанию и эксплуатации

Страница: 136 / 186

3. Remove the power cords from the power supplies and the power outlets.
4.
Label the cables connected to all blades, if not already labeled, and record the
connections in the “Cable routing tables” on page 111, making extra copies as
needed.
5. Disconnect the cables from the SFP+ transceivers in the application and port
blades and set them aside. If you have mSFP transceivers in FC8-64 port
blades, remove the transceivers and cables together and set them aside. The
SFP+ transceivers can be left in the port blades or removed.
Note: Follow the instructions in “Removing and installing an SFP+ optical
transceiver” on page 92 for more details.
6. Disconnect all cables from the control processor and core switch blades.
7.
Disconnect any QSFP cables (see “Removing and replacing inter-chassis link
(QSFP) cables” on page 95).
Removing components from the chassis
Attention: Before removing any components, refer to “Safety notices and labels”
on page xiii, and particularly to“Rack safety” on page xx to ensure that any
component removals and installations do not affect the stability of the cabinet.
Attention: Follow ESD precautions (see “ESD precautions” on page xix)
You must remove the field replaceable units (FRUs) from the SAN768B-2 chassis in
the order listed below. Refer to the instructions in Chapter 5, “Removing and
installing components,” on page 67 for component-specific removal instructions.
1.
Remove the cable management comb as described in “Removing and installing
a cable management comb” on page 68.
2. Remove the port blades or filler panels as described in “Removing and
installing port and application blades” on page 69 and “Removing and
installing blade filler panels” on page 72.
3. Remove the core switch blades (CR16-8) as described in “Removing and
installing a core switch blade (CR16-8)” on page 83
4. Remove the control processor blades (CP8) as described in “Removing and
installing a CP8 control processor blade” on page 73.
5. Remove the power supply units or filler panels as described in “Removing and
installing a power supply” on page 86.
6.
Remove the blower assembly as described in “Removing and installing a
blower assembly” on page 88.
7. Remove the WWN bezel and card as described in “Installing the WWN bezel
and WWN card” on page 91.
Removing and replacing the chassis from the cabinet
Although the empty chassis is lighter than a fully populated chassis, a lifting
device is still required to move it. Refer to “Removing a SAN768B-2 from the
cabinet” on page 29 for more detailed instructions on removing a SAN768B-2 from
a cabinet. The instructions below only provide an outline of the steps required to
complete this process.
106
SAN768B-2 Installation, Service, and User Guide