Dell POWEREDGE M1000E - Manual (Page 10)

Overview Rev 1.0
Mellanox Technologies 10
1.3 I2C Interface RJ-45 Connector
There is an “I2C”interface on the front panel.
Figure 4: I2C RJ-45 Interface
The I2C connection provides access to Flash and EEPROMs. The I2C connector is used to update
firmware should in-band firmware update not work. You will need to order an RJ-45 to DB9 I2C
adapter to make use of the I2C interface. You can order this adapter from Mellanox Technologies.
The Ordering Part Number is MTUSB-1.
These switches are Plug and Play and all firmware updates should be done in-band. The I2C con-
nection should only be used if the FW image was corrupted to the point that the regular FW tools
cannot successfully reburn the correct image.
Blinking Blue
ON BLINKING BLUE The CMC is identifying
the newly installed switch
ON ON BLUE Switch is on and operating Normally
ON ON or BLINKING
AMBER
Fault in System
Self-diagnosed
OFF ON or BLINKING
AMBER
Fault in System
CMC-detected
All firmware updates should be done in-band using Mellanox Firmware Management
Tools. This is for Advanced users and FAEs only.
LED
Switch Status
Indication Green Status