Owner`s manual

1–7Overview
1 Release lever – Releases the backplane latching mechanism when removing
and installing network modules.
2 Backplane connector – Provides power, network connection, and
management signals to network modules.
3 Module mounting slot – Secures the lower mounting tab of a network module.
The slots for modules are numbered 1 through 8 from left to right.
4 MultiSwitch connector – Provides additional power for full-height network
modules with power management. Also provides access to flexible channels,
and connections between modules for control, data, and clock signals.
5 Battery backup disable switch – With a battery backup installed, this switch
allows a power system interruption when the ac power cord is removed.
6 AC connector – Provides ac power to the power supply system.
7 External battery connector – Provides external battery power to the hub (48
volts).
8 Power supply mounting slot – Secures the lower mounting tab of the power
supply. The power supply slots are numbered 1 through 4 from left to right and
top to bottom.
9 Power supply connector – Provides +5.0 volts and +15.0 volts power from the
power supply to the backplane.
10 Power ac input connector – Provides ac power to the power supply module.
11 Hub out-of-band management (OBM) port – Provides serial access to the
Hub Manager over serial line internet protocol (SLIP). The hub OBM port
provides modem control.
12 Hub setup port – Provides a local terminal access to the Hub Manager.
13 Hub Status Display – Provides self-test and operational status of the hub and
modules within the hub.