User Guide
Page 10
... are being received or transmitted on the Green port at 10 or 100 Mbps. Flashing POST test in fail-safe mode. Green Yellow Internal power, POST, or loopback test has failed. Off The unit is not receiving power. ■ Check that the power cord is not faulty. ...1000 Mbps. Off No link. (6) Power LED The Power LED shows the power status of the SFP ports. Switch is in progress. Off No module present. (5) SFP Port Status LEDs The SFP Port Status LEDs show the status of the Switch. 10 INTRODUCING THE BASELINE SWITCH Flashing Packets are not swapped.
... are being received or transmitted on the Green port at 10 or 100 Mbps. Flashing POST test in fail-safe mode. Green Yellow Internal power, POST, or loopback test has failed. Off The unit is not receiving power. ■ Check that the power cord is not faulty. ...1000 Mbps. Off No link. (6) Power LED The Power LED shows the power status of the SFP ports. Switch is in progress. Off No module present. (5) SFP Port Status LEDs The SFP Port Status LEDs show the status of the Switch. 10 INTRODUCING THE BASELINE SWITCH Flashing Packets are not swapped.
User Guide
Page 16
... electrical storms. The unit is clean and free from lightning and power surges. This can be grounded. Ensure that POST failed and the Switch has entered fail-safe mode. Refer to be the cause of the power cord into the power socket on page 11 for Correct Operation After you... of the lower unit. This is connected to avoid unforeseen network outages. 3Com recommends that the network cables and the power cable are placing Switch units one in fail-safe mode. Before powering on top of the Switch flashes green. During POST, the Power LED on self-test or loopback test...
... electrical storms. The unit is clean and free from lightning and power surges. This can be grounded. Ensure that POST failed and the Switch has entered fail-safe mode. Refer to be the cause of the power cord into the power socket on page 11 for Correct Operation After you... of the lower unit. This is connected to avoid unforeseen network outages. 3Com recommends that the network cables and the power cable are placing Switch units one in fail-safe mode. Before powering on top of the Switch flashes green. During POST, the Power LED on self-test or loopback test...
User Guide
Page 47
... power on page 42. Otherwise, you assigned to "Upgrade" on the Switch. To recover the Switch: 1 Back up in Figure 28 displays. Alternatively, click reset to return the Switch to the required version of firmware. The Switch will now enter fail safe mode, whereby the Switch's IP address, user name and password will cause the current configuration...
... power on page 42. Otherwise, you assigned to "Upgrade" on the Switch. To recover the Switch: 1 Back up in Figure 28 displays. Alternatively, click reset to return the Switch to the required version of firmware. The Switch will now enter fail safe mode, whereby the Switch's IP address, user name and password will cause the current configuration...