Front Panel Leds - ZyXEL Communications NXC2500 User Manual

Chapter 2 Hardware Installation and Connection
adjust to the optimum Ethernet speed (100/1000 Mbps) and duplex mode (full duplex or half
duplex) of the connected device.
An auto-crossover (auto-MDI/MDI-X) port automatically works with a straight-through or crossover
Ethernet cable.
Default Ethernet Settings
The factory default negotiation settings for the Ethernet ports on the NXC are:
• Speed: Auto
• Duplex: Auto
• Flow control: On (you cannot configure the flow control setting, but the NXC can negotiate with
the peer and turn it off if needed)
USB 2.0 Ports
Connect a USB storage device to a USB port on the NXC to archive the NXC system logs or save the
NXC operating system core dump to it.

2.2.1 Front Panel LEDs

The following table describes the front panel LEDs.
Table 5 Front Panel LEDs
LED COLOR STATUS
PWR
Green
Red
SYS Green
Red
P1~P6 Green
Orange
26
DESCRIPTION
Off The NXC is turned off.
On The NXC is turned on.
On There is a hardware component failure. Shut down the device, wait for a few
minutes and then restart the device (see
turns red again, then please contact your vendor.
Off The NXC is not ready or has failed.
On The NXC is ready and running.
Blinking The NXC is booting.
On The NXC had an error or has failed.
On This port has a successful link to a 10/100 Mbps Ethernet network
Blinking The NXC is sending or receiving packets to/from a 10/100 Mbps Ethernet
network on this port
On This port has a successful link to a 1000 Mbps Ethernet network.
Blinking The NXC is sending or receiving packets to/from a 1000 Mbps Ethernet
network on this port
Off There is no connection on this port.
Section 1.6 on page 22). If the LED
NXC2500 User's Guide