Connectors And Leds - Lenovo Flex System EN2092 Product Manual

Figure 4. Location of the I/O adapter slots in the Flex System x240 Compute Node

Connectors and LEDs

Figure 5 shows the front panel of the Flex System EN2092 1Gb Ethernet Scalable Switch.
Figure 5. Front panel of the Flex System EN2092 1Gb Ethernet Scalable Switch
The front panel contains the following components:
LEDs that display the status of the switch module and the network:

OK LED indicates that the switch module has passed the power-on self-test (POST) with no

critical faults and is operational.
Identify: This blue LED can be used to identify the switch physically, by illuminating via the

management software.
Error LED (switch module error) indicates that the switch module has failed the POST or detected

an operational fault.
One mini-USB RS-232 console port that provides an additional means to configure the switch

module. This mini-USB-style connector enables connection of a special serial cable. (The cable is
optional and it is not included with the switch. See the "Part number information" section for details).
Twenty external 1000BASE-T Ethernet ports for 10/100/1000 Mbps connections to external Ethernet

devices.
Four external SFP+ port connectors to attach SFP/SFP+ transceivers for 1 Gb or 10 Gb connections

or DAC cables for connecting to external Ethernet devices.
An Ethernet link OK LED and an Ethernet Tx/Rx LED for each external port on the switch module.

Flex System EN2092 1Gb Ethernet Scalable Switch 14