Dell PowerEdge M520 Dell 10 Gb Ethernet Pass Through-k  for M1000e So - Page 10

Rev 1.0 Installation and Basic Operation 2.4 LED Indicators 2.4.1 System LEDs The system status LEDs indicate whether the PTM is receiving power from the chassis, and the state of the PTM. There are two system LEDs on the end of the module. The LED indications and meanings are explained in the figure and table below. Figure 5: Indicator LEDs This LED can be blue or Yellow. A fault is indicated when the Yellow LED is blinking. See Table 4. The IO Module is on and ready when this LED is green. Table 4 - PTM states and LED configurations: LED Indication Status OFF Power OFF Module Status OFF Blinking Blue OFF BLINKING BLUE ON BLUE ON Boot in Progress PTM not ready ON The CMC is identifying the newly installed PTM ON PTM is on and operating Normally ON or BLINKING ON Yellow ON or BLINKING OFF Yellow FW update is in progress or Fault in System Self-diagnosed Fault in System CMC-detected 2.4.2 Port LEDs The PTM has two I/O LEDs per port. The I/O LEDs are located on the I/O panel. The green LED, when lit, indicates that the driver is running and a valid physical connection between nodes exists. If the green LED is blinking, it indicates a problem with the physical link. The yellow LED when lit, indicates a valid data activity link, this is the logical link. The yellow LED illuminates when the 10