Installation and Service Manual
Table Of Contents
- Dell EMC PowerEdge R750xs Installation and Service Manual
- Contents
- About this document
- PowerEdge R750xs system overview
- Initial system setup and configuration
- Minimum to POST and system management configuration validation
- Installing and removing system components
- Safety instructions
- Before working inside your system
- After working inside your system
- Recommended tools
- Optional front bezel
- System cover
- Drive backplane cover
- Optional optical drive
- Air shroud
- Cooling fans
- Side wall brackets
- Intrusion switch module
- Optional serial COM port
- Drives
- Drive backplane
- Cable routing
- System memory
- Processor and heat sink module
- Expansion cards and expansion card risers
- Optional IDSDM module
- MicroSD card
- Optional BOSS S2 card
- PERC
- Rear drive module
- Optional OCP card
- System battery
- Optional internal USB card
- Power supply unit
- Power interposer board
- System board
- Trusted Platform Module
- Control panel
- Jumpers and connectors
- System diagnostics and indicator codes
- Getting help
- Documentation resources
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 137. NIC indicator codes
1. Link LED indicator
2. Activity LED indicator
Table 44. NIC indicator codes
NIC indicator codes Condition
Link and activity indicators are off. Indicates that the NIC is not connected to the network.
Link indicator is green, and activity indicator is blinking
green.
Indicates that 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.
Indicates that 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. Indicates that 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. Indicates that 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. Indicates that the NIC identity is enabled through the NIC
configuration utility.
Power supply unit indicator codes
AC and DC power supply units (PSUs) have an illuminated translucent handle that serves as an indicator. The indicator shows if
power is present or if a power fault has occurred.
Figure 138. AC PSU status indicator
1. AC PSU handle
2. Socket
3. Release latch
System diagnostics and indicator codes
145