3Com 4005 Installation And Maintenance Manual page 46

46 C 7: S F
HAPTER WITCH ABRIC
M M
ANAGEMENT ODULES AND
General status LEDs — These are the Diagnostics (D), Power (PWR),
I
Primary (P), and Release (R) LEDs. Table 5 explains their purposes.
Table 5 Definitions of General Status LEDs
LED Name Condition
Diag Flashing green
(Diagnostics)
Green
Power Off
Green
Primary Off
Blue
Release Flashing amber
Amber
Mode button and LEDs — You use this button on the SFMM to set the Port
I
Mode LED display on all interface modules to one of three modes: Activity, Full
Duplex, or Flow Control. Table 6 defines each mode. You cannot have different
modes display on different modules.
Table 6 Definitions of Mode LEDs on the Switch Fabric Management Module
LED Name Condition
ACT* Green
(Activity)
Off
FDX* Green
(Full Duplex)
Off
FC* Green
(Flow Control)
Off
* Use the Mode button on the primary SFMM to change the Port Mode LED display selection, which
applies to all ports on all interface modules.
Model Number — Use this number to order another SFMM from your 3Com
I
supplier or to reference problems that you describe to technical support
personnel.
Console port — Use this shielded male DB-9 connector to make a RS-232
I
serial connection from a terminal or PC with terminal emulation software and a
standard null modem cable to access the CLI. Table 7 lists the console port
pinouts.
I M
NTERFACE ODULES
Description
Self-diagnostic process or software download is
occurring.
System has passed diagnostics or completed
software download.
Module is not receiving power.
Module is receiving power.
Module is in Standby mode.*
Module is in Primary mode and is functioning as the
central backplane aggregator and management
entity for the Switch 4005.
System is preparing for module removal.
Module is ready for removal.
Description
Port Mode LEDs on all interface modules display
network activity.
One of the other two modes is selected.
Port Mode LEDs on all interface modules display
full-duplex status.
One of the other two modes is selected.
Port Mode LEDs on all interface modules display
flow-control status.
One of the other two modes is selected.