3Com COREBUILDER 5000 - Manual (Page 9)

C ORE B UILDER
® 5000 S WITCH M ODULE Q UICK S TART AND R EFERENCE 9
10.0 Common Front Panel Features
This section describes front panel features that all
SwitchModules have in common, regardless of technology
type and configuration. The figure to the right shows the
common SwitchModule front panel features.
10.1 LEDs
SwitchModule front panels are equipped with LEDs that
provide information about module status and traffic
activity on the backplane.
10.2 Reset Button
Press the Reset button only if you suspect a problem with
the SwitchModule. Resetting disrupts network traffic and
affects the Spanning Tree topology. To press the Reset
button, use a pen tip or other nonmetallic tool.
LED State Indicates
Module Status
(MOD STAT) Green
On SwitchModule powered on OK.
Off SwitchModule has failed.
Yellow
On SwitchModule is running self-test
diagnostics.
Yellow
Blinking SwitchModule has failed
self-diagnostics.
PacketChannel
Status Green
On SwitchModule is correctly
inserted in chassis and connected
to the PacketChannel backplane.
Off SwitchModule is not connected
to the PacketChannel backplane
or was inserted in slots 9 — 12
(17-slot hub) or 9 and 10 (10-slot
hub), which are reserved for the
ATM Switch/Control Point
module.
Yellow
On SwitchModule is transmitting
heavy traffic levels to the
PacketChannel backplane.
Yellow
Blinking SwitchModule is transmitting
normal traffic levels to the
PacketChannel backplane.
10.3 Ports
SwitchModule port types vary depending on media type
and configuration. The following sections describe the
port types, along with descriptions of the other front panel
components of each SwitchModule.
11.0 10BASE-T SwitchModule Front Panel
Features
This section describes the front panel features that are
unique to these 10BASE-T SwitchModules:
■ 12-Port 10BASE-T SwitchModule
■ 20-Port 10BASE-T SwitchModule
■ 24-Port 10BASE-T SwitchModule
■ 24-Port Ethernet Telco SwitchModule
See Section 10.0, "Common Front Panel Features" for a
description of the PacketChannel LED, Module Status LED,
and Reset button.
PA
CKETCHANNEL
MOD ST
AT
RESET
Ports differ in type and
number. This example
shows RJ-45 ports.
Model Number
location
XXXX