General Architecture - 3Com 3C17539 Installation Manual

10 C 1: P
HAPTER RODUCT

General Architecture

Chassis and Slots
O
VERVIEW
The Switch 8800 Family use integrated chassis, which can be subdivided into
power area, board area, backplane and fan area.
Switch 8807
Figure 4 Switch 8807 slots
AC PSU
The Switch 8807 chassis provides seven slots in its board area: The top two
■
accommodate fabrics, which can operate in 1+1 redundancy mode; the
remaining five accommodate I/O or application modules, which you can select
from various available models. All modules in this area are hot-swappable.
At the bottom of the chassis is the power area that can accommodate one PoE
■
entry module and two PSUs. The two PSUs are online-swappable; they can
operate in 1+1 redundancy mode. The switch supports AC power inputs.
On the right of the chassis is the fan area that contains one vertical
■
hot-swappable fan tray. The fan tray draws and exhausts air from left to right.
Fabric
Fabric
I/O Module
I/O Module
I/O Module
I/O Module
I/O Module
PoE
AC PSU
Entry