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HiSpeed Switch Troubleshooting Guide
3-4
US7070447-001, Rev 01
Draft Level—Hitachi Confidential
Each FX port has two LEDs to the right of the SC connector. Table 3-3 lists the
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
LED lights when data is being
received or transmitted.
Off There is no data transmission
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
Port is receiving or sending data
Off No transmission on port
Collision Amber Currently not supported on FX
ports.
Link Green Solid Indicates good link with attached
device
Flashing Indicates link to attached device
is intermittent. Check cabling.
Off Indicates there is not link with
attached device. Check cabling.
Diag Amber Used by support.
STATUS
LINK
FX Port