Dell PowerEdge R940 EMC Installation and Service Manual - Page 16

NIC indicator codes, Power supply unit indicator codes

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Table 10. Features available on the back of the system (continued) Item Slot, button, or connector Icon Description 8 iDRAC9 Enterprise port Enables you to remotely access iDRAC. For more information, see the iDRAC User's Guide at www.dell.com/poweredgemanuals. 9 USB port (2) The USB ports are 9-pin, USB 3.0-compliant. These ports enable you to connect USB devices to the system. 10 System identification button The System Identification (ID) button is available on the front and back of the systems. Press the button to identify a system in a rack by turning on the system ID button. You can also use the system ID button to reset iDRAC and to access BIOS using the step through mode. 11 System status indicator cable port Enables you to connect the status indicator cable and view system status when the CMA is installed. NIC indicator codes Each NIC on the back of the system has indicators that provide information about the activity and link status. The activity LED indicator indicates if data is flowing through the NIC, and the link LED indicator indicates the speed of the connected network. Figure 9. NIC indicator codes 1. Link LED indicator 2. Activity LED indicator Table 11. NIC indicator codes Status Link and activity indicators are off. Link indicator is green, and activity indicator is blinking green. Link indicator is amber, and activity indicator is blinking green. Link indicator is green, and activity indicator is off. Link indicator is amber, and activity indicator is off. Link indicator is blinking green, and activity is off. Condition The NIC is not connected to the network. The NIC is connected to a valid network at its maximum port speed, and data is being sent or received. The NIC is connected to a valid network at less than its maximum port speed, and data is being sent or received. The NIC is connected to a valid network at its maximum port speed, and data is not being sent or received. The NIC is connected to a valid network at less than its maximum port speed, and data is not being sent or received. NIC identify is enabled through the NIC configuration utility. Power supply unit indicator codes AC power supply units (PSUs) have an illuminated translucent handle that serves as an indicator. The DC PSUs have an LED that serves as an indicator. The indicator shows whether power is present or if a power fault has occurred. 16 PowerEdge R940 overview

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Table 10. Features available on the back of the system (continued)
Item
Slot, button, or
connector
Icon
Description
8
iDRAC9 Enterprise port
Enables you to remotely access iDRAC. For more information, see the
iDRAC User’s Guide at
www.dell.com/poweredgemanuals
.
9
USB port (2)
The USB ports are 9-pin, USB 3.0-compliant. These ports enable you to
connect USB devices to the system.
10
System identification button
The System Identification (ID) button is available on the front and back
of the systems. Press the button to identify a system in a rack by turning
on the system ID button. You can also use the system ID button to reset
iDRAC and to access BIOS using the step through mode.
11
System status indicator
cable port
Enables you to connect the status indicator cable and view system
status when the CMA is installed.
NIC indicator codes
Each NIC on the back of the system has indicators that provide information about the activity and link status. The activity LED indicator
indicates if data is flowing through the NIC, and the link LED indicator indicates the speed of the connected network.
Figure 9. NIC indicator codes
1.
Link LED indicator
2.
Activity LED indicator
Table 11. NIC indicator codes
Status
Condition
Link and activity indicators are off.
The NIC is not connected to the network.
Link indicator is green, and activity indicator is blinking
green.
The NIC is connected to a valid network at its maximum port speed, and
data is being sent or received.
Link indicator is amber, and activity indicator is blinking
green.
The NIC is connected to a valid network at less than its maximum port
speed, and data is being sent or received.
Link indicator is green, and activity indicator is off.
The NIC is connected to a valid network at its maximum port speed, and
data is not being sent or received.
Link indicator is amber, and activity indicator is off.
The NIC is connected to a valid network at less than its maximum port
speed, and data is not being sent or received.
Link indicator is blinking green, and activity is off.
NIC identify is enabled through the NIC configuration utility.
Power supply unit indicator codes
AC power supply units (PSUs) have an illuminated translucent handle that serves as an indicator.
The DC PSUs have an LED that serves as an indicator.
The indicator shows whether power is present or if a power fault has occurred.
16
PowerEdge R940 overview