Lan Connector Lamps - NEC Express5800/120Rd-2 Service Manual

1-14 System Overview
IMPORTANT:
processing is stopped. Restart the server, mount the new hard disk in hot
swap mode, and then perform rebuild processing again. Observe the
following notes on using the auto-rebuild function.
Do not turn the power off. (Once the power is turned off, the auto-
!
build function does not start.)
When dismounting a failed hard disk drive, wait 90 seconds before
!
mounting the new hard disk drive.
Do not replace a failing hard disk while rebuild processing is being
!
performed on another hard disk.

LAN Connector Lamps

There are two lamps for each of the two LAN ports (connectors) on the rear panel.
LINK/ACT lamps
LINK/ACT lamps
!
Each LINK/ACT lamp indicates the status of the standard network port of the server.
While power is supplied to the server and HUB and the connection is correct, the lamp is
on (green). The lamp turns green and flashes while the network port is
transmitting/receiving data. (ACT)
If the lamp does not go on when the port is connected to the LAN port, check the
network cable. If the lamp does not go on and the network cable has checked out OK,
the network (LAN) controller may be faulty. In this case, contact your sales
representative.
Speed lamps
!
Each Speed lamp indicates that the communication mode of the server is activated with
either a network interface of 100BASE-TX or 10BASE-T. When the lamp is on
(amber), it indicates that the communication mode is activated with 100BASE-TX. Data
transfer rate is 100Mb/s. When the lamp is off, it indicates that the communication mode
is activated with 10BASE-T. Data transfer rate is 10Mb/s.
If the server is turned off during rebuild processing, the
Speed lamps