Asante Technologies IC36240 Series - Manual (Page 35)

Appendix A: Basic Troubleshooting
In the unlikely event that the switch does not operate properly, follow the troubleshooting tips below. If more help is
needed, contact Asante’s technical support at
www.asante.com/support .
Problem Possible Solutions
The Power LED is not lit. Check the power connection. Plug the power cord
into another known working AC outlet.
The primary power supply has failed. Install the
optional external power supply and have the primary
power supply serviced as soon as possible.
The System LED is amber. The switch detects a hardware malfunction. Check
the temperature of the room, listen for the fan or the
electrical connection.
The External Power LED is not lit. The external power supply is not installed properly or
has failed. Contact Asante immediately for a
replacement.
The 10/100/1000 port Link LEDs are not lit. Check the cable connections. Make sure the
connectors are seated correctly in each port, and that
the correct type of cable is used in each port. See
Chapter 2.6: Connecting to the Network for more
information.
The GBIC Link LED is not lit. Check the GBIC connector. Make sure the cables are
inserted correctly, with the Transmit (Tx) connector
on one side of the link connected to the Receive (Rx)
connector on the other side of the link.
Cannot establish communication to another
device (switch, router, workstation, etc.). • Make sure the Link LED for the port in use is on.
Make sure the correct cable type is used. See
Chapter 2.6 Connecting to the Network for more
information on cabling procedures
• Make sure the IP address, subnet mask, and
VLAN membership of the switch are correct
• Make sure the switch port and the device are
both in the same VLAN
• Try to connect to a different port
Cannot auto-negotiate the port speed. Make sure that auto-negotiation is supported and
enabled on both sides of the link (in both devices).
35 Asante IntraCore IC36240 Setup Guide