- Notes, cautions, and warnings
- Dell PowerEdge R730 system overview
- Documentation resources
- Technical specifications
- Initial system setup and configuration
- Pre-operating system management applications
- Options to manage the pre-operating system applications
- System Setup
- Viewing System Setup
- System Setup details
- System BIOS
- iDRAC Settings utility
- Device Settings
- Dell Lifecycle Controller
- Boot Manager
- PXE boot
- Installing and removing system components
- Safety instructions
- Before working inside your system
- After working inside your system
- Recommended tools
- Front bezel (optional)
- System cover
- Inside the system
- Cooling shroud
- Cooling fans
- Cooling fan assembly
- System memory
- Processors and heat sinks
- PCIe card holder
- Cable retention bracket
- Integrated storage controller card
- Expansion cards and expansion card riser
- Expansion card installation guidelines
- Removing an expansion card from expansion card riser 2 or 3
- Installing an expansion card into the expansion card riser 2 or 3
- Removing an expansion card from the expansion card riser 1
- Installing an expansion card into the expansion card riser 1
- Removing the riser 1 blank
- Installing the riser 1 blank
- Removing expansion card risers
- Installing expansion card risers
- GPU card installation guidelines
- Removing the GPU card
- Installing a GPU card
- IDSDM
- Network daughter card
- Internal USB memory key (optional)
- System battery
- Power supply units (PSU)
- System board
- Trusted Platform Module
- Hard drives
- Removing a 2.5-inch hard drive blank
- Installing a 2.5-inch hard drive blank
- Removing a 3.5-inch hard drive blank
- Installing a 3.5-inch hard drive blank
- Removing a hot swappable hard drive or solid state drive
- Installing a hot swappable hard drive or solid state drive
- Removing a hard drive or a solid state drive from a hard drive carrier
- Installing a hard drive or solid state drives into a hard drive carrier
- Removing a 1.8-inch hard drive blank
- Installing a 1.8-inch hard drive blank
- Removing a 1.8-inch hard drive from a hard drive carrier
- Installing a 1.8-inch hard drive into a hard drive carrier
- Hard drive backplane
- Tape backup unit (optional)
- Optical drive (optional)
- SD vFlash card (optional)
- Control panel assembly
- Using system diagnostics
- Jumpers and connectors
- Troubleshooting your system
- Troubleshooting system startup failure
- Troubleshooting external connections
- Troubleshooting the video subsystem
- Troubleshooting a USB device
- Troubleshooting iDRAC Direct - USB XML configuration
- Troubleshooting iDRAC Direct - Laptop connection
- Troubleshooting a serial input and output device
- Troubleshooting a NIC
- Troubleshooting a wet system
- Troubleshooting a damaged system
- Troubleshooting the system battery
- Troubleshooting power supply units
- Troubleshooting cooling problems
- Troubleshooting cooling fans
- Troubleshooting system memory
- Troubleshooting an internal USB key
- Troubleshooting a micro SD card
- Troubleshooting an optical drive
- Troubleshooting a tape backup unit
- Troubleshooting a drive or SSD
- Troubleshooting a storage controller
- Troubleshooting expansion cards
- Troubleshooting processors
- System messages
- Getting help
Dell PowerEdge R730 Owner's Manual
Troubleshooting power supply unit problems
Steps
- Ensure that no loose connections exist.
For example, loose power cables.
- Ensure that the power supply handle LED indicates that the power supply is working properly.
- If you have recently upgraded your system, ensure that the power supply unit has enough power to support the new system.
- If you
have a redundant power supply configuration, ensure that both the
power supply units are of the same type and wattage.
If the LED You may have to upgrade to a higher wattage power supply unit.
- Ensure that you use only power supply units with the Extended Power Performance (EPP) label on the back.
- Reseat the power supply unit.
NOTE: After installing a power supply unit, allow several seconds for the system to recognize the power supply unit and determine if it is working properly.
If the problem persists, see the Getting help section.
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