Hitachi US7070447-001 User Manual
HiSpeed Switch Troubleshooting Guide
3-4
US7070447-001, Rev 01
Draft Level—Hitachi Confidential
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Each FX port has two LEDs to the right of the SC connector. Table 3-3 lists the
LEDs and their function.
LEDs and their function.
Table 3-2.
RJ-45 LEDs
LED
Color
Status
Description
LINK
Link
Green
Solid
Link is active and connected.
Flashing
The link is interrupted
Off
There is no link present on the port
Diag
Amber
Used by support engineers.
STATUS
Activity
Green
Solid
Flashing
Flashing
LED lights when data is being
received or transmitted.
received or transmitted.
Off
There is no data transmission
currently on the link.
currently on the link.
Collision
Amber
Flashing
Collision when in half-duplex mode.
Table 3-3.
LEDs on FX ports
LED
Color
State
Description
Activity
Green
Solid or
Flashing
Flashing
Port is receiving or sending data
Off
No transmission on port
Collision
Amber
Currently not supported on FX
ports.
ports.
Link
Green
Solid
Indicates good link with attached
device
device
Flashing
Indicates link to attached device
is intermittent. Check cabling.
is intermittent. Check cabling.
Off
Indicates there is not link with
attached device. Check cabling.
attached device. Check cabling.
Diag
Amber
Used by support.
STATUS
LINK
FX Port